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-rw-r--r--include/asm-generic/dma-mapping.h9
-rw-r--r--include/asm-generic/pci.h8
-rw-r--r--include/drm/bridge/dw_hdmi.h2
-rw-r--r--include/linux/atalk.h7
-rw-r--r--include/linux/bio.h42
-rw-r--r--include/linux/blk-mq.h3
-rw-r--r--include/linux/blk_types.h51
-rw-r--r--include/linux/blkdev.h110
-rw-r--r--include/linux/bpf_verifier.h3
-rw-r--r--include/linux/bsg-lib.h3
-rw-r--r--include/linux/bsg.h6
-rw-r--r--include/linux/cpu.h2
-rw-r--r--include/linux/dcache.h1
-rw-r--r--include/linux/device.h11
-rw-r--r--include/linux/dma-debug.h6
-rw-r--r--include/linux/dma-direct.h7
-rw-r--r--include/linux/dma-mapping.h19
-rw-r--r--include/linux/dma-noncoherent.h47
-rw-r--r--include/linux/elevator.h2
-rw-r--r--include/linux/fs.h4
-rw-r--r--include/linux/gfp.h2
-rw-r--r--include/linux/ide.h8
-rw-r--r--include/linux/iio/buffer_impl.h6
-rw-r--r--include/linux/iommu-common.h53
-rw-r--r--include/linux/iommu-helper.h13
-rw-r--r--include/linux/isdn/capilli.h2
-rw-r--r--include/linux/libata.h2
-rw-r--r--include/linux/lightnvm.h2
-rw-r--r--include/linux/memory_hotplug.h3
-rw-r--r--include/linux/mempool.h34
-rw-r--r--include/linux/mlx5/driver.h12
-rw-r--r--include/linux/mm.h1
-rw-r--r--include/linux/node.h8
-rw-r--r--include/linux/nospec.h10
-rw-r--r--include/linux/nvme.h16
-rw-r--r--include/linux/of_device.h8
-rw-r--r--include/linux/pci.h2
-rw-r--r--include/linux/pktcdvd.h2
-rw-r--r--include/linux/platform_device.h2
-rw-r--r--include/linux/proc_fs.h39
-rw-r--r--include/linux/sbitmap.h36
-rw-r--r--include/linux/sched.h10
-rw-r--r--include/linux/seccomp.h5
-rw-r--r--include/linux/seq_file_net.h19
-rw-r--r--include/linux/sunrpc/rpc_pipe_fs.h2
-rw-r--r--include/linux/tty.h3
-rw-r--r--include/linux/tty_driver.h2
-rw-r--r--include/linux/xattr.h1
-rw-r--r--include/net/ax25.h5
-rw-r--r--include/net/ip6_fib.h10
-rw-r--r--include/net/ip_vs.h12
-rw-r--r--include/net/netfilter/nf_tables.h5
-rw-r--r--include/net/netrom.h5
-rw-r--r--include/net/phonet/pn_dev.h4
-rw-r--r--include/net/ping.h11
-rw-r--r--include/net/raw.h4
-rw-r--r--include/net/rose.h6
-rw-r--r--include/net/sctp/sctp.h2
-rw-r--r--include/net/tcp.h11
-rw-r--r--include/net/tls.h3
-rw-r--r--include/net/udp.h20
-rw-r--r--include/rdma/ib_umem.h1
-rw-r--r--include/rdma/uverbs_ioctl.h10
-rw-r--r--include/scsi/osd_initiator.h6
-rw-r--r--include/scsi/scsi_host.h2
-rw-r--r--include/trace/events/sched.h4
-rw-r--r--include/uapi/linux/bpf.h2
-rw-r--r--include/uapi/linux/netfilter/nf_conntrack_tcp.h3
-rw-r--r--include/uapi/linux/nl80211.h2
-rw-r--r--include/uapi/linux/ppp-ioctl.h2
-rw-r--r--include/uapi/linux/prctl.h12
-rw-r--r--include/uapi/linux/seccomp.h5
72 files changed, 472 insertions, 321 deletions
diff --git a/include/asm-generic/dma-mapping.h b/include/asm-generic/dma-mapping.h
index 880a292d792f..ad2868263867 100644
--- a/include/asm-generic/dma-mapping.h
+++ b/include/asm-generic/dma-mapping.h
@@ -4,7 +4,16 @@
static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus)
{
+ /*
+ * Use the non-coherent ops if available. If an architecture wants a
+ * more fine-grained selection of operations it will have to implement
+ * get_arch_dma_ops itself or use the per-device dma_ops.
+ */
+#ifdef CONFIG_DMA_NONCOHERENT_OPS
+ return &dma_noncoherent_ops;
+#else
return &dma_direct_ops;
+#endif
}
#endif /* _ASM_GENERIC_DMA_MAPPING_H */
diff --git a/include/asm-generic/pci.h b/include/asm-generic/pci.h
index 830d7659289b..6bb3cd3d695a 100644
--- a/include/asm-generic/pci.h
+++ b/include/asm-generic/pci.h
@@ -14,12 +14,4 @@ static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
}
#endif /* HAVE_ARCH_PCI_GET_LEGACY_IDE_IRQ */
-/*
- * By default, assume that no iommu is in use and that the PCI
- * space is mapped to address physical 0.
- */
-#ifndef PCI_DMA_BUS_IS_PHYS
-#define PCI_DMA_BUS_IS_PHYS (1)
-#endif
-
#endif /* _ASM_GENERIC_PCI_H */
diff --git a/include/drm/bridge/dw_hdmi.h b/include/drm/bridge/dw_hdmi.h
index dd2a8cf7d20b..ccb5aa8468e0 100644
--- a/include/drm/bridge/dw_hdmi.h
+++ b/include/drm/bridge/dw_hdmi.h
@@ -151,7 +151,7 @@ struct dw_hdmi *dw_hdmi_bind(struct platform_device *pdev,
struct drm_encoder *encoder,
const struct dw_hdmi_plat_data *plat_data);
-void dw_hdmi_setup_rx_sense(struct device *dev, bool hpd, bool rx_sense);
+void dw_hdmi_setup_rx_sense(struct dw_hdmi *hdmi, bool hpd, bool rx_sense);
void dw_hdmi_set_sample_rate(struct dw_hdmi *hdmi, unsigned int rate);
void dw_hdmi_audio_enable(struct dw_hdmi *hdmi);
diff --git a/include/linux/atalk.h b/include/linux/atalk.h
index 40373920ea58..23f805562f4e 100644
--- a/include/linux/atalk.h
+++ b/include/linux/atalk.h
@@ -145,7 +145,12 @@ extern rwlock_t atalk_interfaces_lock;
extern struct atalk_route atrtr_default;
-extern const struct file_operations atalk_seq_arp_fops;
+struct aarp_iter_state {
+ int bucket;
+ struct aarp_entry **table;
+};
+
+extern const struct seq_operations aarp_seq_ops;
extern int sysctl_aarp_expiry_time;
extern int sysctl_aarp_tick_time;
diff --git a/include/linux/bio.h b/include/linux/bio.h
index ce547a25e8ae..810a8bee8f85 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -67,8 +67,12 @@
#define bio_multiple_segments(bio) \
((bio)->bi_iter.bi_size != bio_iovec(bio).bv_len)
-#define bio_sectors(bio) ((bio)->bi_iter.bi_size >> 9)
-#define bio_end_sector(bio) ((bio)->bi_iter.bi_sector + bio_sectors((bio)))
+
+#define bvec_iter_sectors(iter) ((iter).bi_size >> 9)
+#define bvec_iter_end_sector(iter) ((iter).bi_sector + bvec_iter_sectors((iter)))
+
+#define bio_sectors(bio) bvec_iter_sectors((bio)->bi_iter)
+#define bio_end_sector(bio) bvec_iter_end_sector((bio)->bi_iter)
/*
* Return the data direction, READ or WRITE.
@@ -406,13 +410,13 @@ static inline struct bio *bio_next_split(struct bio *bio, int sectors,
return bio_split(bio, sectors, gfp, bs);
}
-extern struct bio_set *bioset_create(unsigned int, unsigned int, int flags);
enum {
BIOSET_NEED_BVECS = BIT(0),
BIOSET_NEED_RESCUER = BIT(1),
};
-extern void bioset_free(struct bio_set *);
-extern mempool_t *biovec_create_pool(int pool_entries);
+extern int bioset_init(struct bio_set *, unsigned int, unsigned int, int flags);
+extern void bioset_exit(struct bio_set *);
+extern int biovec_init_pool(mempool_t *pool, int pool_entries);
extern struct bio *bio_alloc_bioset(gfp_t, unsigned int, struct bio_set *);
extern void bio_put(struct bio *);
@@ -421,11 +425,11 @@ extern void __bio_clone_fast(struct bio *, struct bio *);
extern struct bio *bio_clone_fast(struct bio *, gfp_t, struct bio_set *);
extern struct bio *bio_clone_bioset(struct bio *, gfp_t, struct bio_set *bs);
-extern struct bio_set *fs_bio_set;
+extern struct bio_set fs_bio_set;
static inline struct bio *bio_alloc(gfp_t gfp_mask, unsigned int nr_iovecs)
{
- return bio_alloc_bioset(gfp_mask, nr_iovecs, fs_bio_set);
+ return bio_alloc_bioset(gfp_mask, nr_iovecs, &fs_bio_set);
}
static inline struct bio *bio_kmalloc(gfp_t gfp_mask, unsigned int nr_iovecs)
@@ -499,7 +503,10 @@ static inline void bio_flush_dcache_pages(struct bio *bi)
}
#endif
+extern void bio_copy_data_iter(struct bio *dst, struct bvec_iter *dst_iter,
+ struct bio *src, struct bvec_iter *src_iter);
extern void bio_copy_data(struct bio *dst, struct bio *src);
+extern void bio_list_copy_data(struct bio *dst, struct bio *src);
extern void bio_free_pages(struct bio *bio);
extern struct bio *bio_copy_user_iov(struct request_queue *,
@@ -507,7 +514,13 @@ extern struct bio *bio_copy_user_iov(struct request_queue *,
struct iov_iter *,
gfp_t);
extern int bio_uncopy_user(struct bio *);
-void zero_fill_bio(struct bio *bio);
+void zero_fill_bio_iter(struct bio *bio, struct bvec_iter iter);
+
+static inline void zero_fill_bio(struct bio *bio)
+{
+ zero_fill_bio_iter(bio, bio->bi_iter);
+}
+
extern struct bio_vec *bvec_alloc(gfp_t, int, unsigned long *, mempool_t *);
extern void bvec_free(mempool_t *, struct bio_vec *, unsigned int);
extern unsigned int bvec_nr_vecs(unsigned short idx);
@@ -722,11 +735,11 @@ struct bio_set {
struct kmem_cache *bio_slab;
unsigned int front_pad;
- mempool_t *bio_pool;
- mempool_t *bvec_pool;
+ mempool_t bio_pool;
+ mempool_t bvec_pool;
#if defined(CONFIG_BLK_DEV_INTEGRITY)
- mempool_t *bio_integrity_pool;
- mempool_t *bvec_integrity_pool;
+ mempool_t bio_integrity_pool;
+ mempool_t bvec_integrity_pool;
#endif
/*
@@ -745,6 +758,11 @@ struct biovec_slab {
struct kmem_cache *slab;
};
+static inline bool bioset_initialized(struct bio_set *bs)
+{
+ return bs->bio_slab != NULL;
+}
+
/*
* a small number of entries is fine, not going to be performance critical.
* basically we just need to survive
diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h
index ebc34a5686dc..fb355173f3c7 100644
--- a/include/linux/blk-mq.h
+++ b/include/linux/blk-mq.h
@@ -259,7 +259,8 @@ void blk_mq_add_to_requeue_list(struct request *rq, bool at_head,
void blk_mq_kick_requeue_list(struct request_queue *q);
void blk_mq_delay_kick_requeue_list(struct request_queue *q, unsigned long msecs);
void blk_mq_complete_request(struct request *rq);
-
+bool blk_mq_bio_list_merge(struct request_queue *q, struct list_head *list,
+ struct bio *bio);
bool blk_mq_queue_stopped(struct request_queue *q);
void blk_mq_stop_hw_queue(struct blk_mq_hw_ctx *hctx);
void blk_mq_start_hw_queue(struct blk_mq_hw_ctx *hctx);
diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h
index 17b18b91ebac..3c4f390aea4b 100644
--- a/include/linux/blk_types.h
+++ b/include/linux/blk_types.h
@@ -8,6 +8,7 @@
#include <linux/types.h>
#include <linux/bvec.h>
+#include <linux/ktime.h>
struct bio_set;
struct bio;
@@ -90,10 +91,52 @@ static inline bool blk_path_error(blk_status_t error)
return true;
}
-struct blk_issue_stat {
- u64 stat;
+/*
+ * From most significant bit:
+ * 1 bit: reserved for other usage, see below
+ * 12 bits: original size of bio
+ * 51 bits: issue time of bio
+ */
+#define BIO_ISSUE_RES_BITS 1
+#define BIO_ISSUE_SIZE_BITS 12
+#define BIO_ISSUE_RES_SHIFT (64 - BIO_ISSUE_RES_BITS)
+#define BIO_ISSUE_SIZE_SHIFT (BIO_ISSUE_RES_SHIFT - BIO_ISSUE_SIZE_BITS)
+#define BIO_ISSUE_TIME_MASK ((1ULL << BIO_ISSUE_SIZE_SHIFT) - 1)
+#define BIO_ISSUE_SIZE_MASK \
+ (((1ULL << BIO_ISSUE_SIZE_BITS) - 1) << BIO_ISSUE_SIZE_SHIFT)
+#define BIO_ISSUE_RES_MASK (~((1ULL << BIO_ISSUE_RES_SHIFT) - 1))
+
+/* Reserved bit for blk-throtl */
+#define BIO_ISSUE_THROTL_SKIP_LATENCY (1ULL << 63)
+
+struct bio_issue {
+ u64 value;
};
+static inline u64 __bio_issue_time(u64 time)
+{
+ return time & BIO_ISSUE_TIME_MASK;
+}
+
+static inline u64 bio_issue_time(struct bio_issue *issue)
+{
+ return __bio_issue_time(issue->value);
+}
+
+static inline sector_t bio_issue_size(struct bio_issue *issue)
+{
+ return ((issue->value & BIO_ISSUE_SIZE_MASK) >> BIO_ISSUE_SIZE_SHIFT);
+}
+
+static inline void bio_issue_init(struct bio_issue *issue,
+ sector_t size)
+{
+ size &= (1ULL << BIO_ISSUE_SIZE_BITS) - 1;
+ issue->value = ((issue->value & BIO_ISSUE_RES_MASK) |
+ (ktime_get_ns() & BIO_ISSUE_TIME_MASK) |
+ ((u64)size << BIO_ISSUE_SIZE_SHIFT));
+}
+
/*
* main unit of I/O for the block layer and lower layers (ie drivers and
* stacking drivers)
@@ -138,7 +181,7 @@ struct bio {
struct cgroup_subsys_state *bi_css;
#ifdef CONFIG_BLK_DEV_THROTTLING_LOW
void *bi_cg_private;
- struct blk_issue_stat bi_issue_stat;
+ struct bio_issue bi_issue;
#endif
#endif
union {
@@ -186,6 +229,8 @@ struct bio {
* throttling rules. Don't do it again. */
#define BIO_TRACE_COMPLETION 10 /* bio_endio() should trace the final completion
* of this bio. */
+#define BIO_QUEUE_ENTERED 11 /* can use blk_queue_enter_live() */
+
/* See BVEC_POOL_OFFSET below before adding new flags */
/*
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 5c4eee043191..bca3a92eb55f 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -125,16 +125,23 @@ typedef __u32 __bitwise req_flags_t;
#define RQF_SPECIAL_PAYLOAD ((__force req_flags_t)(1 << 18))
/* The per-zone write lock is held for this request */
#define RQF_ZONE_WRITE_LOCKED ((__force req_flags_t)(1 << 19))
-/* timeout is expired */
-#define RQF_MQ_TIMEOUT_EXPIRED ((__force req_flags_t)(1 << 20))
/* already slept for hybrid poll */
-#define RQF_MQ_POLL_SLEPT ((__force req_flags_t)(1 << 21))
+#define RQF_MQ_POLL_SLEPT ((__force req_flags_t)(1 << 20))
/* flags that prevent us from merging requests: */
#define RQF_NOMERGE_FLAGS \
(RQF_STARTED | RQF_SOFTBARRIER | RQF_FLUSH_SEQ | RQF_SPECIAL_PAYLOAD)
/*
+ * Request state for blk-mq.
+ */
+enum mq_rq_state {
+ MQ_RQ_IDLE = 0,
+ MQ_RQ_IN_FLIGHT = 1,
+ MQ_RQ_COMPLETE = 2,
+};
+
+/*
* Try to put the fields that are referenced together in the same cacheline.
*
* If you modify this structure, make sure to update blk_rq_init() and
@@ -205,9 +212,20 @@ struct request {
struct gendisk *rq_disk;
struct hd_struct *part;
- unsigned long start_time;
- struct blk_issue_stat issue_stat;
- /* Number of scatter-gather DMA addr+len pairs after
+ /* Time that I/O was submitted to the kernel. */
+ u64 start_time_ns;
+ /* Time that I/O was submitted to the device. */
+ u64 io_start_time_ns;
+
+#ifdef CONFIG_BLK_WBT
+ unsigned short wbt_flags;
+#endif
+#ifdef CONFIG_BLK_DEV_THROTTLING_LOW
+ unsigned short throtl_size;
+#endif
+
+ /*
+ * Number of scatter-gather DMA addr+len pairs after
* physical address coalescing is performed.
*/
unsigned short nr_phys_segments;
@@ -219,32 +237,14 @@ struct request {
unsigned short write_hint;
unsigned short ioprio;
- unsigned int timeout;
-
void *special; /* opaque pointer available for LLD use */
unsigned int extra_len; /* length of alignment and padding */
- /*
- * On blk-mq, the lower bits of ->gstate (generation number and
- * state) carry the MQ_RQ_* state value and the upper bits the
- * generation number which is monotonically incremented and used to
- * distinguish the reuse instances.
- *
- * ->gstate_seq allows updates to ->gstate and other fields
- * (currently ->deadline) during request start to be read
- * atomically from the timeout path, so that it can operate on a
- * coherent set of information.
- */
- seqcount_t gstate_seq;
- u64 gstate;
+ enum mq_rq_state state;
+ refcount_t ref;
- /*
- * ->aborted_gstate is used by the timeout to claim a specific
- * recycle instance of this request. See blk_mq_timeout_work().
- */
- struct u64_stats_sync aborted_gstate_sync;
- u64 aborted_gstate;
+ unsigned int timeout;
/* access through blk_rq_set_deadline, blk_rq_deadline */
unsigned long __deadline;
@@ -267,8 +267,6 @@ struct request {
#ifdef CONFIG_BLK_CGROUP
struct request_list *rl; /* rl this rq is alloced from */
- unsigned long long start_time_ns;
- unsigned long long io_start_time_ns; /* when passed to hardware */
#endif
};
@@ -328,9 +326,8 @@ typedef int (init_rq_fn)(struct request_queue *, struct request *, gfp_t);
typedef void (exit_rq_fn)(struct request_queue *, struct request *);
enum blk_eh_timer_return {
- BLK_EH_NOT_HANDLED,
- BLK_EH_HANDLED,
- BLK_EH_RESET_TIMER,
+ BLK_EH_DONE, /* drivers has completed the command */
+ BLK_EH_RESET_TIMER, /* reset timer and try again */
};
typedef enum blk_eh_timer_return (rq_timed_out_fn)(struct request *);
@@ -655,7 +652,7 @@ struct request_queue {
struct blk_mq_tag_set *tag_set;
struct list_head tag_set_list;
- struct bio_set *bio_split;
+ struct bio_set bio_split;
#ifdef CONFIG_BLK_DEBUG_FS
struct dentry *debugfs_dir;
@@ -967,11 +964,8 @@ extern void blk_rq_init(struct request_queue *q, struct request *rq);
extern void blk_init_request_from_bio(struct request *req, struct bio *bio);
extern void blk_put_request(struct request *);
extern void __blk_put_request(struct request_queue *, struct request *);
-extern struct request *blk_get_request_flags(struct request_queue *,
- unsigned int op,
- blk_mq_req_flags_t flags);
extern struct request *blk_get_request(struct request_queue *, unsigned int op,
- gfp_t gfp_mask);
+ blk_mq_req_flags_t flags);
extern void blk_requeue_request(struct request_queue *, struct request *);
extern int blk_lld_busy(struct request_queue *q);
extern int blk_rq_prep_clone(struct request *rq, struct request *rq_src,
@@ -1788,48 +1782,6 @@ int kblockd_schedule_work(struct work_struct *work);
int kblockd_schedule_work_on(int cpu, struct work_struct *work);
int kblockd_mod_delayed_work_on(int cpu, struct delayed_work *dwork, unsigned long delay);
-#ifdef CONFIG_BLK_CGROUP
-/*
- * This should not be using sched_clock(). A real patch is in progress
- * to fix this up, until that is in place we need to disable preemption
- * around sched_clock() in this function and set_io_start_time_ns().
- */
-static inline void set_start_time_ns(struct request *req)
-{
- preempt_disable();
- req->start_time_ns = sched_clock();
- preempt_enable();
-}
-
-static inline void set_io_start_time_ns(struct request *req)
-{
- preempt_disable();
- req->io_start_time_ns = sched_clock();
- preempt_enable();
-}
-
-static inline uint64_t rq_start_time_ns(struct request *req)
-{
- return req->start_time_ns;
-}
-
-static inline uint64_t rq_io_start_time_ns(struct request *req)
-{
- return req->io_start_time_ns;
-}
-#else
-static inline void set_start_time_ns(struct request *req) {}
-static inline void set_io_start_time_ns(struct request *req) {}
-static inline uint64_t rq_start_time_ns(struct request *req)
-{
- return 0;
-}
-static inline uint64_t rq_io_start_time_ns(struct request *req)
-{
- return 0;
-}
-#endif
-
#define MODULE_ALIAS_BLOCKDEV(major,minor) \
MODULE_ALIAS("block-major-" __stringify(major) "-" __stringify(minor))
#define MODULE_ALIAS_BLOCKDEV_MAJOR(major) \
diff --git a/include/linux/bpf_verifier.h b/include/linux/bpf_verifier.h
index 7e61c395fddf..df36b1b08af0 100644
--- a/include/linux/bpf_verifier.h
+++ b/include/linux/bpf_verifier.h
@@ -142,10 +142,11 @@ struct bpf_verifier_state_list {
struct bpf_insn_aux_data {
union {
enum bpf_reg_type ptr_type; /* pointer type for load/store insns */
- struct bpf_map *map_ptr; /* pointer for call insn into lookup_elem */
+ unsigned long map_state; /* pointer/poison value for maps */
s32 call_imm; /* saved imm field of call insn */
};
int ctx_field_size; /* the ctx field size for load insn, maybe 0 */
+ int sanitize_stack_off; /* stack slot to be cleared */
bool seen; /* this insn was processed by the verifier */
};
diff --git a/include/linux/bsg-lib.h b/include/linux/bsg-lib.h
index 28a7ccc55c89..6aeaf6472665 100644
--- a/include/linux/bsg-lib.h
+++ b/include/linux/bsg-lib.h
@@ -72,8 +72,7 @@ struct bsg_job {
void bsg_job_done(struct bsg_job *job, int result,
unsigned int reply_payload_rcv_len);
struct request_queue *bsg_setup_queue(struct device *dev, const char *name,
- bsg_job_fn *job_fn, int dd_job_size,
- void (*release)(struct device *));
+ bsg_job_fn *job_fn, int dd_job_size);
void bsg_job_put(struct bsg_job *job);
int __must_check bsg_job_get(struct bsg_job *job);
diff --git a/include/linux/bsg.h b/include/linux/bsg.h
index 0c7dd9ceb139..dac37b6e00ec 100644
--- a/include/linux/bsg.h
+++ b/include/linux/bsg.h
@@ -17,17 +17,13 @@ struct bsg_ops {
struct bsg_class_device {
struct device *class_dev;
- struct device *parent;
int minor;
struct request_queue *queue;
- struct kref ref;
const struct bsg_ops *ops;
- void (*release)(struct device *);
};
int bsg_register_queue(struct request_queue *q, struct device *parent,
- const char *name, const struct bsg_ops *ops,
- void (*release)(struct device *));
+ const char *name, const struct bsg_ops *ops);
int bsg_scsi_register_queue(struct request_queue *q, struct device *parent);
void bsg_unregister_queue(struct request_queue *q);
#else
diff --git a/include/linux/cpu.h b/include/linux/cpu.h
index 7b01bc11c692..a97a63eef59f 100644
--- a/include/linux/cpu.h
+++ b/include/linux/cpu.h
@@ -53,6 +53,8 @@ extern ssize_t cpu_show_spectre_v1(struct device *dev,
struct device_attribute *attr, char *buf);
extern ssize_t cpu_show_spectre_v2(struct device *dev,
struct device_attribute *attr, char *buf);
+extern ssize_t cpu_show_spec_store_bypass(struct device *dev,
+ struct device_attribute *attr, char *buf);
extern __printf(4, 5)
struct device *cpu_device_create(struct device *parent, void *drvdata,
diff --git a/include/linux/dcache.h b/include/linux/dcache.h
index 94acbde17bb1..66c6e17e61e5 100644
--- a/include/linux/dcache.h
+++ b/include/linux/dcache.h
@@ -224,6 +224,7 @@ extern seqlock_t rename_lock;
* These are the low-level FS interfaces to the dcache..
*/
extern void d_instantiate(struct dentry *, struct inode *);
+extern void d_instantiate_new(struct dentry *, struct inode *);
extern struct dentry * d_instantiate_unique(struct dentry *, struct inode *);
extern struct dentry * d_instantiate_anon(struct dentry *, struct inode *);
extern int d_instantiate_no_diralias(struct dentry *, struct inode *);
diff --git a/include/linux/device.h b/include/linux/device.h
index 477956990f5e..00b6c3b42437 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -88,6 +88,8 @@ extern void bus_remove_file(struct bus_type *, struct bus_attribute *);
* @resume: Called to bring a device on this bus out of sleep mode.
* @num_vf: Called to find out how many virtual functions a device on this
* bus supports.
+ * @dma_configure: Called to setup DMA configuration on a device on
+ this bus.
* @pm: Power management operations of this bus, callback the specific
* device driver's pm-ops.
* @iommu_ops: IOMMU specific operations for this bus, used to attach IOMMU
@@ -96,8 +98,6 @@ extern void bus_remove_file(struct bus_type *, struct bus_attribute *);
* @p: The private data of the driver core, only the driver core can
* touch this.
* @lock_key: Lock class key for use by the lock validator
- * @force_dma: Assume devices on this bus should be set up by dma_configure()
- * even if DMA capability is not explicitly described by firmware.
*
* A bus is a channel between the processor and one or more devices. For the
* purposes of the device model, all devices are connected via a bus, even if
@@ -130,14 +130,14 @@ struct bus_type {
int (*num_vf)(struct device *dev);
+ int (*dma_configure)(struct device *dev);
+
const struct dev_pm_ops *pm;
const struct iommu_ops *iommu_ops;
struct subsys_private *p;
struct lock_class_key lock_key;
-
- bool force_dma;
};
extern int __must_check bus_register(struct bus_type *bus);
@@ -904,6 +904,8 @@ struct dev_links_info {
* @offline: Set after successful invocation of bus type's .offline().
* @of_node_reused: Set if the device-tree node is shared with an ancestor
* device.
+ * @dma_32bit_limit: bridge limited to 32bit DMA even if the device itself
+ * indicates support for a higher limit in the dma_mask field.
*
* At the lowest level, every device in a Linux system is represented by an
* instance of struct device. The device structure contains the information
@@ -992,6 +994,7 @@ struct device {
bool offline_disabled:1;
bool offline:1;
bool of_node_reused:1;
+ bool dma_32bit_limit:1;
};
static inline struct device *kobj_to_dev(struct kobject *kobj)
diff --git a/include/linux/dma-debug.h b/include/linux/dma-debug.h
index c7d844f09c3a..a785f2507159 100644
--- a/include/linux/dma-debug.h
+++ b/include/linux/dma-debug.h
@@ -30,8 +30,6 @@ struct bus_type;
extern void dma_debug_add_bus(struct bus_type *bus);
-extern void dma_debug_init(u32 num_entries);
-
extern int dma_debug_resize_entries(u32 num_entries);
extern void debug_dma_map_page(struct device *dev, struct page *page,
@@ -100,10 +98,6 @@ static inline void dma_debug_add_bus(struct bus_type *bus)
{
}
-static inline void dma_debug_init(u32 num_entries)
-{
-}
-
static inline int dma_debug_resize_entries(u32 num_entries)
{
return 0;
diff --git a/include/linux/dma-direct.h b/include/linux/dma-direct.h
index 53ad6a47f513..8d9f33febde5 100644
--- a/include/linux/dma-direct.h
+++ b/include/linux/dma-direct.h
@@ -59,6 +59,11 @@ void *dma_direct_alloc(struct device *dev, size_t size, dma_addr_t *dma_handle,
gfp_t gfp, unsigned long attrs);
void dma_direct_free(struct device *dev, size_t size, void *cpu_addr,
dma_addr_t dma_addr, unsigned long attrs);
+dma_addr_t dma_direct_map_page(struct device *dev, struct page *page,
+ unsigned long offset, size_t size, enum dma_data_direction dir,
+ unsigned long attrs);
+int dma_direct_map_sg(struct device *dev, struct scatterlist *sgl, int nents,
+ enum dma_data_direction dir, unsigned long attrs);
int dma_direct_supported(struct device *dev, u64 mask);
-
+int dma_direct_mapping_error(struct device *dev, dma_addr_t dma_addr);
#endif /* _LINUX_DMA_DIRECT_H */
diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h
index f8ab1c0f589e..f9cc309507d9 100644
--- a/include/linux/dma-mapping.h
+++ b/include/linux/dma-mapping.h
@@ -133,10 +133,10 @@ struct dma_map_ops {
#ifdef ARCH_HAS_DMA_GET_REQUIRED_MASK
u64 (*get_required_mask)(struct device *dev);
#endif
- int is_phys;
};
extern const struct dma_map_ops dma_direct_ops;
+extern const struct dma_map_ops dma_noncoherent_ops;
extern const struct dma_map_ops dma_virt_ops;
#define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : ((1ULL<<(n))-1))
@@ -502,7 +502,7 @@ dma_get_sgtable_attrs(struct device *dev, struct sg_table *sgt, void *cpu_addr,
#define dma_get_sgtable(d, t, v, h, s) dma_get_sgtable_attrs(d, t, v, h, s, 0)
#ifndef arch_dma_alloc_attrs
-#define arch_dma_alloc_attrs(dev, flag) (true)
+#define arch_dma_alloc_attrs(dev) (true)
#endif
static inline void *dma_alloc_attrs(struct device *dev, size_t size,
@@ -521,7 +521,7 @@ static inline void *dma_alloc_attrs(struct device *dev, size_t size,
/* let the implementation decide on the zone to allocate from: */
flag &= ~(__GFP_DMA | __GFP_DMA32 | __GFP_HIGHMEM);
- if (!arch_dma_alloc_attrs(&dev, &flag))
+ if (!arch_dma_alloc_attrs(&dev))
return NULL;
if (!ops->alloc)
return NULL;
@@ -572,14 +572,6 @@ static inline int dma_mapping_error(struct device *dev, dma_addr_t dma_addr)
return 0;
}
-/*
- * This is a hack for the legacy x86 forbid_dac and iommu_sac_force. Please
- * don't use this in new code.
- */
-#ifndef arch_dma_supported
-#define arch_dma_supported(dev, mask) (1)
-#endif
-
static inline void dma_check_mask(struct device *dev, u64 mask)
{
if (sme_active() && (mask < (((u64)sme_get_me_mask() << 1) - 1)))
@@ -592,9 +584,6 @@ static inline int dma_supported(struct device *dev, u64 mask)
if (!ops)
return 0;
- if (!arch_dma_supported(dev, mask))
- return 0;
-
if (!ops->dma_supported)
return 1;
return ops->dma_supported(dev, mask);
@@ -839,7 +828,7 @@ static inline int dma_mmap_wc(struct device *dev,
#define dma_mmap_writecombine dma_mmap_wc
#endif
-#if defined(CONFIG_NEED_DMA_MAP_STATE) || defined(CONFIG_DMA_API_DEBUG)
+#ifdef CONFIG_NEED_DMA_MAP_STATE
#define DEFINE_DMA_UNMAP_ADDR(ADDR_NAME) dma_addr_t ADDR_NAME
#define DEFINE_DMA_UNMAP_LEN(LEN_NAME) __u32 LEN_NAME
#define dma_unmap_addr(PTR, ADDR_NAME) ((PTR)->ADDR_NAME)
diff --git a/include/linux/dma-noncoherent.h b/include/linux/dma-noncoherent.h
new file mode 100644
index 000000000000..10b2654d549b
--- /dev/null
+++ b/include/linux/dma-noncoherent.h
@@ -0,0 +1,47 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _LINUX_DMA_NONCOHERENT_H
+#define _LINUX_DMA_NONCOHERENT_H 1
+
+#include <linux/dma-mapping.h>
+
+void *arch_dma_alloc(struct device *dev, size_t size, dma_addr_t *dma_handle,
+ gfp_t gfp, unsigned long attrs);
+void arch_dma_free(struct device *dev, size_t size, void *cpu_addr,
+ dma_addr_t dma_addr, unsigned long attrs);
+
+#ifdef CONFIG_DMA_NONCOHERENT_MMAP
+int arch_dma_mmap(struct device *dev, struct vm_area_struct *vma,
+ void *cpu_addr, dma_addr_t dma_addr, size_t size,
+ unsigned long attrs);
+#else
+#define arch_dma_mmap NULL
+#endif /* CONFIG_DMA_NONCOHERENT_MMAP */
+
+#ifdef CONFIG_DMA_NONCOHERENT_CACHE_SYNC
+void arch_dma_cache_sync(struct device *dev, void *vaddr, size_t size,
+ enum dma_data_direction direction);
+#else
+#define arch_dma_cache_sync NULL
+#endif /* CONFIG_DMA_NONCOHERENT_CACHE_SYNC */
+
+#ifdef CONFIG_ARCH_HAS_SYNC_DMA_FOR_DEVICE
+void arch_sync_dma_for_device(struct device *dev, phys_addr_t paddr,
+ size_t size, enum dma_data_direction dir);
+#else
+static inline void arch_sync_dma_for_device(struct device *dev,
+ phys_addr_t paddr, size_t size, enum dma_data_direction dir)
+{
+}
+#endif /* ARCH_HAS_SYNC_DMA_FOR_DEVICE */
+
+#ifdef CONFIG_ARCH_HAS_SYNC_DMA_FOR_CPU
+void arch_sync_dma_for_cpu(struct device *dev, phys_addr_t paddr,
+ size_t size, enum dma_data_direction dir);
+#else
+static inline void arch_sync_dma_for_cpu(struct device *dev,
+ phys_addr_t paddr, size_t size, enum dma_data_direction dir)
+{
+}
+#endif /* ARCH_HAS_SYNC_DMA_FOR_CPU */
+
+#endif /* _LINUX_DMA_NONCOHERENT_H */
diff --git a/include/linux/elevator.h b/include/linux/elevator.h
index 6d9e230dffd2..a02deea30185 100644
--- a/include/linux/elevator.h
+++ b/include/linux/elevator.h
@@ -218,8 +218,6 @@ extern void elv_unregister(struct elevator_type *);
extern ssize_t elv_iosched_show(struct request_queue *, char *);
extern ssize_t elv_iosched_store(struct request_queue *, const char *, size_t);
-extern int elevator_init(struct request_queue *, char *);
-extern void elevator_exit(struct request_queue *, struct elevator_queue *);
extern bool elv_bio_merge_ok(struct request *, struct bio *);
extern struct elevator_queue *elevator_alloc(struct request_queue *,
struct elevator_type *);
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 760d8da1b6c7..5d306028f0a2 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -94,7 +94,7 @@ typedef int (dio_iodone_t)(struct kiocb *iocb, loff_t offset,
/*
* flags in file.f_mode. Note that FMODE_READ and FMODE_WRITE must correspond
- * to O_WRONLY and O_RDWR via the strange trick in __dentry_open()
+ * to O_WRONLY and O_RDWR via the strange trick in do_dentry_open()
*/
/* file is open for reading */
@@ -2570,7 +2570,7 @@ extern bool is_bad_inode(struct inode *);
#ifdef CONFIG_BLOCK
extern void check_disk_size_change(struct gendisk *disk,
- struct block_device *bdev);
+ struct block_device *bdev, bool verbose);
extern int revalidate_disk(struct gendisk *);
extern int check_disk_change(struct block_device *);
extern int __invalidate_device(struct block_device *, bool);
diff --git a/include/linux/gfp.h b/include/linux/gfp.h
index 1a4582b44d32..fc5ab85278d5 100644
--- a/include/linux/gfp.h
+++ b/include/linux/gfp.h
@@ -464,7 +464,7 @@ static inline struct page *
__alloc_pages_node(int nid, gfp_t gfp_mask, unsigned int order)
{
VM_BUG_ON(nid < 0 || nid >= MAX_NUMNODES);
- VM_WARN_ON(!node_online(nid));
+ VM_WARN_ON((gfp_mask & __GFP_THISNODE) && !node_online(nid));
return __alloc_pages(gfp_mask, order, nid);
}
diff --git a/include/linux/ide.h b/include/linux/ide.h
index ca9d34feb572..c74b0321922a 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -961,7 +961,7 @@ __IDE_PROC_DEVSET(_name, _min, _max, NULL, NULL)
typedef struct {
const char *name;
umode_t mode;
- const struct file_operations *proc_fops;
+ int (*show)(struct seq_file *, void *);
} ide_proc_entry_t;
void proc_ide_create(void);
@@ -973,8 +973,8 @@ void ide_proc_unregister_port(ide_hwif_t *);
void ide_proc_register_driver(ide_drive_t *, struct ide_driver *);
void ide_proc_unregister_driver(ide_drive_t *, struct ide_driver *);
-extern const struct file_operations ide_capacity_proc_fops;
-extern const struct file_operations ide_geometry_proc_fops;
+int ide_capacity_proc_show(struct seq_file *m, void *v);
+int ide_geometry_proc_show(struct seq_file *m, void *v);
#else
static inline void proc_ide_create(void) { ; }
static inline void proc_ide_destroy(void) { ; }
@@ -1508,8 +1508,6 @@ static inline void ide_set_hwifdata (ide_hwif_t * hwif, void *data)
hwif->hwif_data = data;
}
-extern void ide_toggle_bounce(ide_drive_t *drive, int on);
-
u64 ide_get_lba_addr(struct ide_cmd *, int);
u8 ide_dump_status(ide_drive_t *, const char *, u8);
diff --git a/include/linux/iio/buffer_impl.h b/include/linux/iio/buffer_impl.h
index b9e22b7e2f28..d1171db23742 100644
--- a/include/linux/iio/buffer_impl.h
+++ b/include/linux/iio/buffer_impl.h
@@ -53,7 +53,7 @@ struct iio_buffer_access_funcs {
int (*request_update)(struct iio_buffer *buffer);
int (*set_bytes_per_datum)(struct iio_buffer *buffer, size_t bpd);
- int (*set_length)(struct iio_buffer *buffer, int length);
+ int (*set_length)(struct iio_buffer *buffer, unsigned int length);
int (*enable)(struct iio_buffer *buffer, struct iio_dev *indio_dev);
int (*disable)(struct iio_buffer *buffer, struct iio_dev *indio_dev);
@@ -72,10 +72,10 @@ struct iio_buffer_access_funcs {
*/
struct iio_buffer {
/** @length: Number of datums in buffer. */
- int length;
+ unsigned int length;
/** @bytes_per_datum: Size of individual datum including timestamp. */
- int bytes_per_datum;
+ size_t bytes_per_datum;
/**
* @access: Buffer access functions associated with the
diff --git a/include/linux/iommu-common.h b/include/linux/iommu-common.h
deleted file mode 100644
index 802c90c79d1f..000000000000
--- a/include/linux/iommu-common.h
+++ /dev/null
@@ -1,53 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-#ifndef _LINUX_IOMMU_COMMON_H
-#define _LINUX_IOMMU_COMMON_H
-
-#include <linux/spinlock_types.h>
-#include <linux/device.h>
-#include <asm/page.h>
-
-#define IOMMU_POOL_HASHBITS 4
-#define IOMMU_NR_POOLS (1 << IOMMU_POOL_HASHBITS)
-#define IOMMU_ERROR_CODE (~(unsigned long) 0)
-
-struct iommu_pool {
- unsigned long start;
- unsigned long end;
- unsigned long hint;
- spinlock_t lock;
-};
-
-struct iommu_map_table {
- unsigned long table_map_base;
- unsigned long table_shift;
- unsigned long nr_pools;
- void (*lazy_flush)(struct iommu_map_table *);
- unsigned long poolsize;
- struct iommu_pool pools[IOMMU_NR_POOLS];
- u32 flags;
-#define IOMMU_HAS_LARGE_POOL 0x00000001
-#define IOMMU_NO_SPAN_BOUND 0x00000002
-#define IOMMU_NEED_FLUSH 0x00000004
- struct iommu_pool large_pool;
- unsigned long *map;
-};
-
-extern void iommu_tbl_pool_init(struct iommu_map_table *iommu,
- unsigned long num_entries,
- u32 table_shift,
- void (*lazy_flush)(struct iommu_map_table *),
- bool large_pool, u32 npools,
- bool skip_span_boundary_check);
-
-extern unsigned long iommu_tbl_range_alloc(struct device *dev,
- struct iommu_map_table *iommu,
- unsigned long npages,
- unsigned long *handle,
- unsigned long mask,
- unsigned int align_order);
-
-extern void iommu_tbl_range_free(struct iommu_map_table *iommu,
- u64 dma_addr, unsigned long npages,
- unsigned long entry);
-
-#endif
diff --git a/include/linux/iommu-helper.h b/include/linux/iommu-helper.h
index cb9a9248c8c0..70d01edcbf8b 100644
--- a/include/linux/iommu-helper.h
+++ b/include/linux/iommu-helper.h
@@ -2,6 +2,7 @@
#ifndef _LINUX_IOMMU_HELPER_H
#define _LINUX_IOMMU_HELPER_H
+#include <linux/bug.h>
#include <linux/kernel.h>
static inline unsigned long iommu_device_max_index(unsigned long size,
@@ -14,9 +15,15 @@ static inline unsigned long iommu_device_max_index(unsigned long size,
return size;
}
-extern int iommu_is_span_boundary(unsigned int index, unsigned int nr,
- unsigned long shift,
- unsigned long boundary_size);
+static inline int iommu_is_span_boundary(unsigned int index, unsigned int nr,
+ unsigned long shift, unsigned long boundary_size)
+{
+ BUG_ON(!is_power_of_2(boundary_size));
+
+ shift = (shift + index) & (boundary_size - 1);
+ return shift + nr > boundary_size;
+}
+
extern unsigned long iommu_area_alloc(unsigned long *map, unsigned long size,
unsigned long start, unsigned int nr,
unsigned long shift,
diff --git a/include/linux/isdn/capilli.h b/include/linux/isdn/capilli.h
index 11b57c485854..d75e1ad72964 100644
--- a/include/linux/isdn/capilli.h
+++ b/include/linux/isdn/capilli.h
@@ -50,7 +50,7 @@ struct capi_ctr {
u16 (*send_message)(struct capi_ctr *, struct sk_buff *skb);
char *(*procinfo)(struct capi_ctr *);
- const struct file_operations *proc_fops;
+ int (*proc_show)(struct seq_file *, void *);
/* filled in before calling ready callback */
u8 manu[CAPI_MANUFACTURER_LEN]; /* CAPI_GET_MANUFACTURER */
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 1795fecdea17..1c113134c98f 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -1133,7 +1133,6 @@ extern int ata_sas_port_start(struct ata_port *ap);
extern void ata_sas_port_stop(struct ata_port *ap);
extern int ata_sas_slave_configure(struct scsi_device *, struct ata_port *);
extern int ata_sas_queuecmd(struct scsi_cmnd *cmd, struct ata_port *ap);
-extern enum blk_eh_timer_return ata_scsi_timed_out(struct scsi_cmnd *cmd);
extern int sata_scr_valid(struct ata_link *link);
extern int sata_scr_read(struct ata_link *link, int reg, u32 *val);
extern int sata_scr_write(struct ata_link *link, int reg, u32 val);
@@ -1359,7 +1358,6 @@ extern struct device_attribute *ata_common_sdev_attrs[];
.proc_name = drv_name, \
.slave_configure = ata_scsi_slave_config, \
.slave_destroy = ata_scsi_slave_destroy, \
- .eh_timed_out = ata_scsi_timed_out, \
.bios_param = ata_std_bios_param, \
.unlock_native_capacity = ata_scsi_unlock_native_capacity, \
.sdev_attrs = ata_common_sdev_attrs
diff --git a/include/linux/lightnvm.h b/include/linux/lightnvm.h
index 6e0859b9d4d2..e9e0d1c7eaf5 100644
--- a/include/linux/lightnvm.h
+++ b/include/linux/lightnvm.h
@@ -489,7 +489,7 @@ typedef blk_qc_t (nvm_tgt_make_rq_fn)(struct request_queue *, struct bio *);
typedef sector_t (nvm_tgt_capacity_fn)(void *);
typedef void *(nvm_tgt_init_fn)(struct nvm_tgt_dev *, struct gendisk *,
int flags);
-typedef void (nvm_tgt_exit_fn)(void *);
+typedef void (nvm_tgt_exit_fn)(void *, bool);
typedef int (nvm_tgt_sysfs_init_fn)(struct gendisk *);
typedef void (nvm_tgt_sysfs_exit_fn)(struct gendisk *);
diff --git a/include/linux/memory_hotplug.h b/include/linux/memory_hotplug.h
index e0e49b5b1ee1..2b0265265c28 100644
--- a/include/linux/memory_hotplug.h
+++ b/include/linux/memory_hotplug.h
@@ -216,6 +216,9 @@ void put_online_mems(void);
void mem_hotplug_begin(void);
void mem_hotplug_done(void);
+extern void set_zone_contiguous(struct zone *zone);
+extern void clear_zone_contiguous(struct zone *zone);
+
#else /* ! CONFIG_MEMORY_HOTPLUG */
#define pfn_to_online_page(pfn) \
({ \
diff --git a/include/linux/mempool.h b/include/linux/mempool.h
index b51f5c430c26..0c964ac107c2 100644
--- a/include/linux/mempool.h
+++ b/include/linux/mempool.h
@@ -25,6 +25,18 @@ typedef struct mempool_s {
wait_queue_head_t wait;
} mempool_t;
+static inline bool mempool_initialized(mempool_t *pool)
+{
+ return pool->elements != NULL;
+}
+
+void mempool_exit(mempool_t *pool);
+int mempool_init_node(mempool_t *pool, int min_nr, mempool_alloc_t *alloc_fn,
+ mempool_free_t *free_fn, void *pool_data,
+ gfp_t gfp_mask, int node_id);
+int mempool_init(mempool_t *pool, int min_nr, mempool_alloc_t *alloc_fn,
+ mempool_free_t *free_fn, void *pool_data);
+
extern mempool_t *mempool_create(int min_nr, mempool_alloc_t *alloc_fn,
mempool_free_t *free_fn, void *pool_data);
extern mempool_t *mempool_create_node(int min_nr, mempool_alloc_t *alloc_fn,
@@ -43,6 +55,14 @@ extern void mempool_free(void *element, mempool_t *pool);
*/
void *mempool_alloc_slab(gfp_t gfp_mask, void *pool_data);
void mempool_free_slab(void *element, void *pool_data);
+
+static inline int
+mempool_init_slab_pool(mempool_t *pool, int min_nr, struct kmem_cache *kc)
+{
+ return mempool_init(pool, min_nr, mempool_alloc_slab,
+ mempool_free_slab, (void *) kc);
+}
+
static inline mempool_t *
mempool_create_slab_pool(int min_nr, struct kmem_cache *kc)
{
@@ -56,6 +76,13 @@ mempool_create_slab_pool(int min_nr, struct kmem_cache *kc)
*/
void *mempool_kmalloc(gfp_t gfp_mask, void *pool_data);
void mempool_kfree(void *element, void *pool_data);
+
+static inline int mempool_init_kmalloc_pool(mempool_t *pool, int min_nr, size_t size)
+{
+ return mempool_init(pool, min_nr, mempool_kmalloc,
+ mempool_kfree, (void *) size);
+}
+
static inline mempool_t *mempool_create_kmalloc_pool(int min_nr, size_t size)
{
return mempool_create(min_nr, mempool_kmalloc, mempool_kfree,
@@ -68,6 +95,13 @@ static inline mempool_t *mempool_create_kmalloc_pool(int min_nr, size_t size)
*/
void *mempool_alloc_pages(gfp_t gfp_mask, void *pool_data);
void mempool_free_pages(void *element, void *pool_data);
+
+static inline int mempool_init_page_pool(mempool_t *pool, int min_nr, int order)
+{
+ return mempool_init(pool, min_nr, mempool_alloc_pages,
+ mempool_free_pages, (void *)(long)order);
+}
+
static inline mempool_t *mempool_create_page_pool(int min_nr, int order)
{
return mempool_create(min_nr, mempool_alloc_pages, mempool_free_pages,
diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h
index 2a156c5dfadd..d703774982ca 100644
--- a/include/linux/mlx5/driver.h
+++ b/include/linux/mlx5/driver.h
@@ -1286,17 +1286,7 @@ enum {
static inline const struct cpumask *
mlx5_get_vector_affinity_hint(struct mlx5_core_dev *dev, int vector)
{
- struct irq_desc *desc;
- unsigned int irq;
- int eqn;
- int err;
-
- err = mlx5_vector2eqn(dev, vector, &eqn, &irq);
- if (err)
- return NULL;
-
- desc = irq_to_desc(irq);
- return desc->affinity_hint;
+ return dev->priv.irq_info[vector].mask;
}
#endif /* MLX5_DRIVER_H */
diff --git a/include/linux/mm.h b/include/linux/mm.h
index c6fa9a255dbf..02a616e2f17d 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -2109,7 +2109,6 @@ extern void setup_per_cpu_pageset(void);
extern void zone_pcp_update(struct zone *zone);
extern void zone_pcp_reset(struct zone *zone);
-extern void setup_zone_pageset(struct zone *zone);
/* page_alloc.c */
extern int min_free_kbytes;
diff --git a/include/linux/node.h b/include/linux/node.h
index 41f171861dcc..6d336e38d155 100644
--- a/include/linux/node.h
+++ b/include/linux/node.h
@@ -32,9 +32,11 @@ extern struct node *node_devices[];
typedef void (*node_registration_func_t)(struct node *);
#if defined(CONFIG_MEMORY_HOTPLUG_SPARSE) && defined(CONFIG_NUMA)
-extern int link_mem_sections(int nid, unsigned long start_pfn, unsigned long nr_pages);
+extern int link_mem_sections(int nid, unsigned long start_pfn,
+ unsigned long nr_pages, bool check_nid);
#else
-static inline int link_mem_sections(int nid, unsigned long start_pfn, unsigned long nr_pages)
+static inline int link_mem_sections(int nid, unsigned long start_pfn,
+ unsigned long nr_pages, bool check_nid)
{
return 0;
}
@@ -57,7 +59,7 @@ static inline int register_one_node(int nid)
if (error)
return error;
/* link memory sections under this node */
- error = link_mem_sections(nid, pgdat->node_start_pfn, pgdat->node_spanned_pages);
+ error = link_mem_sections(nid, pgdat->node_start_pfn, pgdat->node_spanned_pages, true);
}
return error;
diff --git a/include/linux/nospec.h b/include/linux/nospec.h
index e791ebc65c9c..0c5ef54fd416 100644
--- a/include/linux/nospec.h
+++ b/include/linux/nospec.h
@@ -7,6 +7,8 @@
#define _LINUX_NOSPEC_H
#include <asm/barrier.h>
+struct task_struct;
+
/**
* array_index_mask_nospec() - generate a ~0 mask when index < size, 0 otherwise
* @index: array element index
@@ -55,4 +57,12 @@ static inline unsigned long array_index_mask_nospec(unsigned long index,
\
(typeof(_i)) (_i & _mask); \
})
+
+/* Speculation control prctl */
+int arch_prctl_spec_ctrl_get(struct task_struct *task, unsigned long which);
+int arch_prctl_spec_ctrl_set(struct task_struct *task, unsigned long which,
+ unsigned long ctrl);
+/* Speculation control for seccomp enforced mitigation */
+void arch_seccomp_spec_mitigate(struct task_struct *task);
+
#endif /* _LINUX_NOSPEC_H */
diff --git a/include/linux/nvme.h b/include/linux/nvme.h
index 4112e2bd747f..2950ce957656 100644
--- a/include/linux/nvme.h
+++ b/include/linux/nvme.h
@@ -436,10 +436,19 @@ enum {
enum {
NVME_AER_ERROR = 0,
NVME_AER_SMART = 1,
+ NVME_AER_NOTICE = 2,
NVME_AER_CSS = 6,
NVME_AER_VS = 7,
- NVME_AER_NOTICE_NS_CHANGED = 0x0002,
- NVME_AER_NOTICE_FW_ACT_STARTING = 0x0102,
+};
+
+enum {
+ NVME_AER_NOTICE_NS_CHANGED = 0x00,
+ NVME_AER_NOTICE_FW_ACT_STARTING = 0x01,
+};
+
+enum {
+ NVME_AEN_CFG_NS_ATTR = 1 << 8,
+ NVME_AEN_CFG_FW_ACT = 1 << 9,
};
struct nvme_lba_range_type {
@@ -747,6 +756,7 @@ enum {
NVME_LOG_ERROR = 0x01,
NVME_LOG_SMART = 0x02,
NVME_LOG_FW_SLOT = 0x03,
+ NVME_LOG_CHANGED_NS = 0x04,
NVME_LOG_CMD_EFFECTS = 0x05,
NVME_LOG_DISC = 0x70,
NVME_LOG_RESERVATION = 0x80,
@@ -755,6 +765,8 @@ enum {
NVME_FWACT_ACTV = (2 << 3),
};
+#define NVME_MAX_CHANGED_NAMESPACES 1024
+
struct nvme_identify {
__u8 opcode;
__u8 flags;
diff --git a/include/linux/of_device.h b/include/linux/of_device.h
index 8da5a1b31ece..165fd302b442 100644
--- a/include/linux/of_device.h
+++ b/include/linux/of_device.h
@@ -55,7 +55,9 @@ static inline struct device_node *of_cpu_device_node_get(int cpu)
return of_node_get(cpu_dev->of_node);
}
-int of_dma_configure(struct device *dev, struct device_node *np);
+int of_dma_configure(struct device *dev,
+ struct device_node *np,
+ bool force_dma);
void of_dma_deconfigure(struct device *dev);
#else /* CONFIG_OF */
@@ -105,7 +107,9 @@ static inline struct device_node *of_cpu_device_node_get(int cpu)
return NULL;
}
-static inline int of_dma_configure(struct device *dev, struct device_node *np)
+static inline int of_dma_configure(struct device *dev,
+ struct device_node *np,
+ bool force_dma)
{
return 0;
}
diff --git a/include/linux/pci.h b/include/linux/pci.h
index 73178a2fcee0..55371cb827ad 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -670,7 +670,7 @@ int raw_pci_read(unsigned int domain, unsigned int bus, unsigned int devfn,
int raw_pci_write(unsigned int domain, unsigned int bus, unsigned int devfn,
int reg, int len, u32 val);
-#ifdef CONFIG_PCI_BUS_ADDR_T_64BIT
+#ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT
typedef u64 pci_bus_addr_t;
#else
typedef u32 pci_bus_addr_t;
diff --git a/include/linux/pktcdvd.h b/include/linux/pktcdvd.h
index 93d142ad1528..174601554b06 100644
--- a/include/linux/pktcdvd.h
+++ b/include/linux/pktcdvd.h
@@ -186,7 +186,7 @@ struct pktcdvd_device
sector_t current_sector; /* Keep track of where the elevator is */
atomic_t scan_queue; /* Set to non-zero when pkt_handle_queue */
/* needs to be run. */
- mempool_t *rb_pool; /* mempool for pkt_rb_node allocations */
+ mempool_t rb_pool; /* mempool for pkt_rb_node allocations */
struct packet_iosched iosched;
struct gendisk *disk;
diff --git a/include/linux/platform_device.h b/include/linux/platform_device.h
index 49f634d96118..3097c943fab9 100644
--- a/include/linux/platform_device.h
+++ b/include/linux/platform_device.h
@@ -356,6 +356,8 @@ extern int platform_pm_restore(struct device *dev);
#define platform_pm_restore NULL
#endif
+extern int platform_dma_configure(struct device *dev);
+
#ifdef CONFIG_PM_SLEEP
#define USE_PLATFORM_PM_SLEEP_OPS \
.suspend = platform_pm_suspend, \
diff --git a/include/linux/proc_fs.h b/include/linux/proc_fs.h
index 928ef9e4d912..e518352137e7 100644
--- a/include/linux/proc_fs.h
+++ b/include/linux/proc_fs.h
@@ -9,6 +9,8 @@
#include <linux/fs.h>
struct proc_dir_entry;
+struct seq_file;
+struct seq_operations;
#ifdef CONFIG_PROC_FS
@@ -23,6 +25,19 @@ extern struct proc_dir_entry *proc_mkdir_data(const char *, umode_t,
extern struct proc_dir_entry *proc_mkdir_mode(const char *, umode_t,
struct proc_dir_entry *);
struct proc_dir_entry *proc_create_mount_point(const char *name);
+
+struct proc_dir_entry *proc_create_seq_private(const char *name, umode_t mode,
+ struct proc_dir_entry *parent, const struct seq_operations *ops,
+ unsigned int state_size, void *data);
+#define proc_create_seq_data(name, mode, parent, ops, data) \
+ proc_create_seq_private(name, mode, parent, ops, 0, data)
+#define proc_create_seq(name, mode, parent, ops) \
+ proc_create_seq_private(name, mode, parent, ops, 0, NULL)
+struct proc_dir_entry *proc_create_single_data(const char *name, umode_t mode,
+ struct proc_dir_entry *parent,
+ int (*show)(struct seq_file *, void *), void *data);
+#define proc_create_single(name, mode, parent, show) \
+ proc_create_single_data(name, mode, parent, show, NULL)
extern struct proc_dir_entry *proc_create_data(const char *, umode_t,
struct proc_dir_entry *,
@@ -38,6 +53,15 @@ extern void proc_remove(struct proc_dir_entry *);
extern void remove_proc_entry(const char *, struct proc_dir_entry *);
extern int remove_proc_subtree(const char *, struct proc_dir_entry *);
+struct proc_dir_entry *proc_create_net_data(const char *name, umode_t mode,
+ struct proc_dir_entry *parent, const struct seq_operations *ops,
+ unsigned int state_size, void *data);
+#define proc_create_net(name, mode, parent, state_size, ops) \
+ proc_create_net_data(name, mode, parent, state_size, ops, NULL)
+struct proc_dir_entry *proc_create_net_single(const char *name, umode_t mode,
+ struct proc_dir_entry *parent,
+ int (*show)(struct seq_file *, void *), void *data);
+
#else /* CONFIG_PROC_FS */
static inline void proc_root_init(void)
@@ -57,6 +81,11 @@ static inline struct proc_dir_entry *proc_mkdir_data(const char *name,
umode_t mode, struct proc_dir_entry *parent, void *data) { return NULL; }
static inline struct proc_dir_entry *proc_mkdir_mode(const char *name,
umode_t mode, struct proc_dir_entry *parent) { return NULL; }
+#define proc_create_seq_private(name, mode, parent, ops, size, data) ({NULL;})
+#define proc_create_seq_data(name, mode, parent, ops, data) ({NULL;})
+#define proc_create_seq(name, mode, parent, ops) ({NULL;})
+#define proc_create_single(name, mode, parent, show) ({NULL;})
+#define proc_create_single_data(name, mode, parent, show, data) ({NULL;})
#define proc_create(name, mode, parent, proc_fops) ({NULL;})
#define proc_create_data(name, mode, parent, proc_fops, data) ({NULL;})
@@ -69,6 +98,10 @@ static inline void proc_remove(struct proc_dir_entry *de) {}
#define remove_proc_entry(name, parent) do {} while (0)
static inline int remove_proc_subtree(const char *name, struct proc_dir_entry *parent) { return 0; }
+#define proc_create_net_data(name, mode, parent, ops, state_size, data) ({NULL;})
+#define proc_create_net(name, mode, parent, state_size, ops) ({NULL;})
+#define proc_create_net_single(name, mode, parent, show, data) ({NULL;})
+
#endif /* CONFIG_PROC_FS */
struct net;
@@ -83,4 +116,10 @@ struct ns_common;
int open_related_ns(struct ns_common *ns,
struct ns_common *(*get_ns)(struct ns_common *ns));
+/* get the associated pid namespace for a file in procfs */
+static inline struct pid_namespace *proc_pid_ns(struct inode *inode)
+{
+ return inode->i_sb->s_fs_info;
+}
+
#endif /* _LINUX_PROC_FS_H */
diff --git a/include/linux/sbitmap.h b/include/linux/sbitmap.h
index 841585f6e5f2..e6539536dea9 100644
--- a/include/linux/sbitmap.h
+++ b/include/linux/sbitmap.h
@@ -127,6 +127,12 @@ struct sbitmap_queue {
* @round_robin: Allocate bits in strict round-robin order.
*/
bool round_robin;
+
+ /**
+ * @min_shallow_depth: The minimum shallow depth which may be passed to
+ * sbitmap_queue_get_shallow() or __sbitmap_queue_get_shallow().
+ */
+ unsigned int min_shallow_depth;
};
/**
@@ -390,6 +396,9 @@ int __sbitmap_queue_get(struct sbitmap_queue *sbq);
* @shallow_depth: The maximum number of bits to allocate from a single word.
* See sbitmap_get_shallow().
*
+ * If you call this, make sure to call sbitmap_queue_min_shallow_depth() after
+ * initializing @sbq.
+ *
* Return: Non-negative allocated bit number if successful, -1 otherwise.
*/
int __sbitmap_queue_get_shallow(struct sbitmap_queue *sbq,
@@ -424,6 +433,9 @@ static inline int sbitmap_queue_get(struct sbitmap_queue *sbq,
* @shallow_depth: The maximum number of bits to allocate from a single word.
* See sbitmap_get_shallow().
*
+ * If you call this, make sure to call sbitmap_queue_min_shallow_depth() after
+ * initializing @sbq.
+ *
* Return: Non-negative allocated bit number if successful, -1 otherwise.
*/
static inline int sbitmap_queue_get_shallow(struct sbitmap_queue *sbq,
@@ -439,6 +451,23 @@ static inline int sbitmap_queue_get_shallow(struct sbitmap_queue *sbq,
}
/**
+ * sbitmap_queue_min_shallow_depth() - Inform a &struct sbitmap_queue of the
+ * minimum shallow depth that will be used.
+ * @sbq: Bitmap queue in question.
+ * @min_shallow_depth: The minimum shallow depth that will be passed to
+ * sbitmap_queue_get_shallow() or __sbitmap_queue_get_shallow().
+ *
+ * sbitmap_queue_clear() batches wakeups as an optimization. The batch size
+ * depends on the depth of the bitmap. Since the shallow allocation functions
+ * effectively operate with a different depth, the shallow depth must be taken
+ * into account when calculating the batch size. This function must be called
+ * with the minimum shallow depth that will be used. Failure to do so can result
+ * in missed wakeups.
+ */
+void sbitmap_queue_min_shallow_depth(struct sbitmap_queue *sbq,
+ unsigned int min_shallow_depth);
+
+/**
* sbitmap_queue_clear() - Free an allocated bit and wake up waiters on a
* &struct sbitmap_queue.
* @sbq: Bitmap to free from.
@@ -484,6 +513,13 @@ static inline struct sbq_wait_state *sbq_wait_ptr(struct sbitmap_queue *sbq,
void sbitmap_queue_wake_all(struct sbitmap_queue *sbq);
/**
+ * sbitmap_queue_wake_up() - Wake up some of waiters in one waitqueue
+ * on a &struct sbitmap_queue.
+ * @sbq: Bitmap queue to wake up.
+ */
+void sbitmap_queue_wake_up(struct sbitmap_queue *sbq);
+
+/**
* sbitmap_queue_show() - Dump &struct sbitmap_queue information to a &struct
* seq_file.
* @sbq: Bitmap queue to show.
diff --git a/include/linux/sched.h b/include/linux/sched.h
index c2413703f45d..ca3f3eae8980 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1433,7 +1433,8 @@ static inline bool is_percpu_thread(void)
#define PFA_NO_NEW_PRIVS 0 /* May not gain new privileges. */
#define PFA_SPREAD_PAGE 1 /* Spread page cache over cpuset */
#define PFA_SPREAD_SLAB 2 /* Spread some slab caches over cpuset */
-
+#define PFA_SPEC_SSB_DISABLE 3 /* Speculative Store Bypass disabled */
+#define PFA_SPEC_SSB_FORCE_DISABLE 4 /* Speculative Store Bypass force disabled*/
#define TASK_PFA_TEST(name, func) \
static inline bool task_##func(struct task_struct *p) \
@@ -1458,6 +1459,13 @@ TASK_PFA_TEST(SPREAD_SLAB, spread_slab)
TASK_PFA_SET(SPREAD_SLAB, spread_slab)
TASK_PFA_CLEAR(SPREAD_SLAB, spread_slab)
+TASK_PFA_TEST(SPEC_SSB_DISABLE, spec_ssb_disable)
+TASK_PFA_SET(SPEC_SSB_DISABLE, spec_ssb_disable)
+TASK_PFA_CLEAR(SPEC_SSB_DISABLE, spec_ssb_disable)
+
+TASK_PFA_TEST(SPEC_SSB_FORCE_DISABLE, spec_ssb_force_disable)
+TASK_PFA_SET(SPEC_SSB_FORCE_DISABLE, spec_ssb_force_disable)
+
static inline void
current_restore_flags(unsigned long orig_flags, unsigned long flags)
{
diff --git a/include/linux/seccomp.h b/include/linux/seccomp.h
index c723a5c4e3ff..e5320f6c8654 100644
--- a/include/linux/seccomp.h
+++ b/include/linux/seccomp.h
@@ -4,8 +4,9 @@
#include <uapi/linux/seccomp.h>
-#define SECCOMP_FILTER_FLAG_MASK (SECCOMP_FILTER_FLAG_TSYNC | \
- SECCOMP_FILTER_FLAG_LOG)
+#define SECCOMP_FILTER_FLAG_MASK (SECCOMP_FILTER_FLAG_TSYNC | \
+ SECCOMP_FILTER_FLAG_LOG | \
+ SECCOMP_FILTER_FLAG_SPEC_ALLOW)
#ifdef CONFIG_SECCOMP
diff --git a/include/linux/seq_file_net.h b/include/linux/seq_file_net.h
index 43ccd84127b6..0fdbe1ddd8d1 100644
--- a/include/linux/seq_file_net.h
+++ b/include/linux/seq_file_net.h
@@ -13,12 +13,6 @@ struct seq_net_private {
#endif
};
-int seq_open_net(struct inode *, struct file *,
- const struct seq_operations *, int);
-int single_open_net(struct inode *, struct file *file,
- int (*show)(struct seq_file *, void *));
-int seq_release_net(struct inode *, struct file *);
-int single_release_net(struct inode *, struct file *);
static inline struct net *seq_file_net(struct seq_file *seq)
{
#ifdef CONFIG_NET_NS
@@ -28,4 +22,17 @@ static inline struct net *seq_file_net(struct seq_file *seq)
#endif
}
+/*
+ * This one is needed for proc_create_net_single since net is stored directly
+ * in private not as a struct i.e. seq_file_net can't be used.
+ */
+static inline struct net *seq_file_single_net(struct seq_file *seq)
+{
+#ifdef CONFIG_NET_NS
+ return (struct net *)seq->private;
+#else
+ return &init_net;
+#endif
+}
+
#endif
diff --git a/include/linux/sunrpc/rpc_pipe_fs.h b/include/linux/sunrpc/rpc_pipe_fs.h
index a5704daf5df9..e90b9bd99ded 100644
--- a/include/linux/sunrpc/rpc_pipe_fs.h
+++ b/include/linux/sunrpc/rpc_pipe_fs.h
@@ -122,8 +122,6 @@ extern struct dentry *rpc_create_cache_dir(struct dentry *,
struct cache_detail *);
extern void rpc_remove_cache_dir(struct dentry *);
-extern int rpc_rmdir(struct dentry *dentry);
-
struct rpc_pipe *rpc_mkpipe_data(const struct rpc_pipe_ops *ops, int flags);
void rpc_destroy_pipe_data(struct rpc_pipe *pipe);
extern struct dentry *rpc_mkpipe_dentry(struct dentry *, const char *, void *,
diff --git a/include/linux/tty.h b/include/linux/tty.h
index 1dd587ba6d88..9bd7d37adbfa 100644
--- a/include/linux/tty.h
+++ b/include/linux/tty.h
@@ -10,6 +10,7 @@
#include <linux/tty_ldisc.h>
#include <linux/mutex.h>
#include <linux/tty_flags.h>
+#include <linux/seq_file.h>
#include <uapi/linux/tty.h>
#include <linux/rwsem.h>
#include <linux/llist.h>
@@ -535,7 +536,7 @@ extern void tty_ldisc_deref(struct tty_ldisc *);
extern struct tty_ldisc *tty_ldisc_ref_wait(struct tty_struct *);
extern void tty_ldisc_hangup(struct tty_struct *tty, bool reset);
extern int tty_ldisc_reinit(struct tty_struct *tty, int disc);
-extern const struct file_operations tty_ldiscs_proc_fops;
+extern const struct seq_operations tty_ldiscs_seq_ops;
extern void tty_wakeup(struct tty_struct *tty);
extern void tty_ldisc_flush(struct tty_struct *tty);
diff --git a/include/linux/tty_driver.h b/include/linux/tty_driver.h
index 31c2b5b166de..71dbc891851a 100644
--- a/include/linux/tty_driver.h
+++ b/include/linux/tty_driver.h
@@ -293,7 +293,7 @@ struct tty_operations {
int (*poll_get_char)(struct tty_driver *driver, int line);
void (*poll_put_char)(struct tty_driver *driver, int line, char ch);
#endif
- const struct file_operations *proc_fops;
+ int (*proc_show)(struct seq_file *, void *);
} __randomize_layout;
struct tty_driver {
diff --git a/include/linux/xattr.h b/include/linux/xattr.h
index d70f77a4b62a..6dad031be3c2 100644
--- a/include/linux/xattr.h
+++ b/include/linux/xattr.h
@@ -46,7 +46,6 @@ struct xattr {
size_t value_len;
};
-ssize_t xattr_getsecurity(struct inode *, const char *, void *, size_t);
ssize_t __vfs_getxattr(struct dentry *, struct inode *, const char *, void *, size_t);
ssize_t vfs_getxattr(struct dentry *, const char *, void *, size_t);
ssize_t vfs_listxattr(struct dentry *d, char *list, size_t size);
diff --git a/include/net/ax25.h b/include/net/ax25.h
index c91bc87931c7..3f9aea8087e3 100644
--- a/include/net/ax25.h
+++ b/include/net/ax25.h
@@ -15,6 +15,7 @@
#include <linux/refcount.h>
#include <net/neighbour.h>
#include <net/sock.h>
+#include <linux/seq_file.h>
#define AX25_T1CLAMPLO 1
#define AX25_T1CLAMPHI (30 * HZ)
@@ -399,7 +400,7 @@ int ax25_check_iframes_acked(ax25_cb *, unsigned short);
/* ax25_route.c */
void ax25_rt_device_down(struct net_device *);
int ax25_rt_ioctl(unsigned int, void __user *);
-extern const struct file_operations ax25_route_fops;
+extern const struct seq_operations ax25_rt_seqops;
ax25_route *ax25_get_route(ax25_address *addr, struct net_device *dev);
int ax25_rt_autobind(ax25_cb *, ax25_address *);
struct sk_buff *ax25_rt_build_path(struct sk_buff *, ax25_address *,
@@ -455,7 +456,7 @@ unsigned long ax25_display_timer(struct timer_list *);
extern int ax25_uid_policy;
ax25_uid_assoc *ax25_findbyuid(kuid_t);
int __must_check ax25_uid_ioctl(int, struct sockaddr_ax25 *);
-extern const struct file_operations ax25_uid_fops;
+extern const struct seq_operations ax25_uid_seqops;
void ax25_uid_free(void);
/* sysctl_net_ax25.c */
diff --git a/include/net/ip6_fib.h b/include/net/ip6_fib.h
index 5e86fd9dc857..0e79c3408569 100644
--- a/include/net/ip6_fib.h
+++ b/include/net/ip6_fib.h
@@ -394,7 +394,15 @@ void fib6_gc_cleanup(void);
int fib6_init(void);
-int ipv6_route_open(struct inode *inode, struct file *file);
+struct ipv6_route_iter {
+ struct seq_net_private p;
+ struct fib6_walker w;
+ loff_t skip;
+ struct fib6_table *tbl;
+ int sernum;
+};
+
+extern const struct seq_operations ipv6_route_seq_ops;
int call_fib6_notifier(struct notifier_block *nb, struct net *net,
enum fib_event_type event_type,
diff --git a/include/net/ip_vs.h b/include/net/ip_vs.h
index eb0bec043c96..aea7a124e66b 100644
--- a/include/net/ip_vs.h
+++ b/include/net/ip_vs.h
@@ -41,18 +41,6 @@ static inline struct netns_ipvs *net_ipvs(struct net* net)
return net->ipvs;
}
-/* This one needed for single_open_net since net is stored directly in
- * private not as a struct i.e. seq_file_net can't be used.
- */
-static inline struct net *seq_file_single_net(struct seq_file *seq)
-{
-#ifdef CONFIG_NET_NS
- return (struct net *)seq->private;
-#else
- return &init_net;
-#endif
-}
-
/* Connections' size value needed by ip_vs_ctl.c */
extern int ip_vs_conn_tab_size;
diff --git a/include/net/netfilter/nf_tables.h b/include/net/netfilter/nf_tables.h
index cd368d1b8cb8..a1e28dd5d0bf 100644
--- a/include/net/netfilter/nf_tables.h
+++ b/include/net/netfilter/nf_tables.h
@@ -170,6 +170,7 @@ struct nft_data_desc {
int nft_data_init(const struct nft_ctx *ctx,
struct nft_data *data, unsigned int size,
struct nft_data_desc *desc, const struct nlattr *nla);
+void nft_data_hold(const struct nft_data *data, enum nft_data_types type);
void nft_data_release(const struct nft_data *data, enum nft_data_types type);
int nft_data_dump(struct sk_buff *skb, int attr, const struct nft_data *data,
enum nft_data_types type, unsigned int len);
@@ -736,6 +737,10 @@ struct nft_expr_ops {
int (*init)(const struct nft_ctx *ctx,
const struct nft_expr *expr,
const struct nlattr * const tb[]);
+ void (*activate)(const struct nft_ctx *ctx,
+ const struct nft_expr *expr);
+ void (*deactivate)(const struct nft_ctx *ctx,
+ const struct nft_expr *expr);
void (*destroy)(const struct nft_ctx *ctx,
const struct nft_expr *expr);
int (*dump)(struct sk_buff *skb,
diff --git a/include/net/netrom.h b/include/net/netrom.h
index 0dad2dd5f9d7..5a0714ff500f 100644
--- a/include/net/netrom.h
+++ b/include/net/netrom.h
@@ -13,6 +13,7 @@
#include <linux/slab.h>
#include <net/sock.h>
#include <linux/refcount.h>
+#include <linux/seq_file.h>
#define NR_NETWORK_LEN 15
#define NR_TRANSPORT_LEN 5
@@ -216,8 +217,8 @@ struct net_device *nr_dev_get(ax25_address *);
int nr_rt_ioctl(unsigned int, void __user *);
void nr_link_failed(ax25_cb *, int);
int nr_route_frame(struct sk_buff *, ax25_cb *);
-extern const struct file_operations nr_nodes_fops;
-extern const struct file_operations nr_neigh_fops;
+extern const struct seq_operations nr_node_seqops;
+extern const struct seq_operations nr_neigh_seqops;
void nr_rt_free(void);
/* nr_subr.c */
diff --git a/include/net/phonet/pn_dev.h b/include/net/phonet/pn_dev.h
index 8639de5750f6..cbee32be1d9c 100644
--- a/include/net/phonet/pn_dev.h
+++ b/include/net/phonet/pn_dev.h
@@ -56,7 +56,7 @@ struct net_device *phonet_route_output(struct net *net, u8 daddr);
#define PN_NO_ADDR 0xff
-extern const struct file_operations pn_sock_seq_fops;
-extern const struct file_operations pn_res_seq_fops;
+extern const struct seq_operations pn_sock_seq_ops;
+extern const struct seq_operations pn_res_seq_ops;
#endif
diff --git a/include/net/ping.h b/include/net/ping.h
index 4cd90d6b5c25..fd080e043a6e 100644
--- a/include/net/ping.h
+++ b/include/net/ping.h
@@ -83,20 +83,9 @@ int ping_queue_rcv_skb(struct sock *sk, struct sk_buff *skb);
bool ping_rcv(struct sk_buff *skb);
#ifdef CONFIG_PROC_FS
-struct ping_seq_afinfo {
- char *name;
- sa_family_t family;
- const struct file_operations *seq_fops;
- const struct seq_operations seq_ops;
-};
-
-extern const struct file_operations ping_seq_fops;
-
void *ping_seq_start(struct seq_file *seq, loff_t *pos, sa_family_t family);
void *ping_seq_next(struct seq_file *seq, void *v, loff_t *pos);
void ping_seq_stop(struct seq_file *seq, void *v);
-int ping_proc_register(struct net *net, struct ping_seq_afinfo *afinfo);
-void ping_proc_unregister(struct net *net, struct ping_seq_afinfo *afinfo);
int __init ping_proc_init(void);
void ping_proc_exit(void);
diff --git a/include/net/raw.h b/include/net/raw.h
index 99d26d0c4a19..9c9fa98a91a4 100644
--- a/include/net/raw.h
+++ b/include/net/raw.h
@@ -48,7 +48,6 @@ void raw_proc_exit(void);
struct raw_iter_state {
struct seq_net_private p;
int bucket;
- struct raw_hashinfo *h;
};
static inline struct raw_iter_state *raw_seq_private(struct seq_file *seq)
@@ -58,9 +57,6 @@ static inline struct raw_iter_state *raw_seq_private(struct seq_file *seq)
void *raw_seq_start(struct seq_file *seq, loff_t *pos);
void *raw_seq_next(struct seq_file *seq, void *v, loff_t *pos);
void raw_seq_stop(struct seq_file *seq, void *v);
-int raw_seq_open(struct inode *ino, struct file *file,
- struct raw_hashinfo *h, const struct seq_operations *ops);
-
#endif
int raw_hash_sk(struct sock *sk);
diff --git a/include/net/rose.h b/include/net/rose.h
index 04b72681f2ab..cf517d306a28 100644
--- a/include/net/rose.h
+++ b/include/net/rose.h
@@ -200,9 +200,9 @@ void rose_enquiry_response(struct sock *);
/* rose_route.c */
extern struct rose_neigh *rose_loopback_neigh;
-extern const struct file_operations rose_neigh_fops;
-extern const struct file_operations rose_nodes_fops;
-extern const struct file_operations rose_routes_fops;
+extern const struct seq_operations rose_neigh_seqops;
+extern const struct seq_operations rose_node_seqops;
+extern struct seq_operations rose_route_seqops;
void rose_add_loopback_neigh(void);
int __must_check rose_add_loopback_node(rose_address *);
diff --git a/include/net/sctp/sctp.h b/include/net/sctp/sctp.h
index 28b996d63490..35498e613ff5 100644
--- a/include/net/sctp/sctp.h
+++ b/include/net/sctp/sctp.h
@@ -103,6 +103,8 @@ void sctp_addr_wq_mgmt(struct net *, struct sctp_sockaddr_entry *, int);
/*
* sctp/socket.c
*/
+int sctp_inet_connect(struct socket *sock, struct sockaddr *uaddr,
+ int addr_len, int flags);
int sctp_backlog_rcv(struct sock *sk, struct sk_buff *skb);
int sctp_inet_listen(struct socket *sock, int backlog);
void sctp_write_space(struct sock *sk);
diff --git a/include/net/tcp.h b/include/net/tcp.h
index 9c9b3768b350..51dc7a26a2fa 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -1747,27 +1747,22 @@ enum tcp_seq_states {
TCP_SEQ_STATE_ESTABLISHED,
};
-int tcp_seq_open(struct inode *inode, struct file *file);
+void *tcp_seq_start(struct seq_file *seq, loff_t *pos);
+void *tcp_seq_next(struct seq_file *seq, void *v, loff_t *pos);
+void tcp_seq_stop(struct seq_file *seq, void *v);
struct tcp_seq_afinfo {
- char *name;
sa_family_t family;
- const struct file_operations *seq_fops;
- struct seq_operations seq_ops;
};
struct tcp_iter_state {
struct seq_net_private p;
- sa_family_t family;
enum tcp_seq_states state;
struct sock *syn_wait_sk;
int bucket, offset, sbucket, num;
loff_t last_pos;
};
-int tcp_proc_register(struct net *net, struct tcp_seq_afinfo *afinfo);
-void tcp_proc_unregister(struct net *net, struct tcp_seq_afinfo *afinfo);
-
extern struct request_sock_ops tcp_request_sock_ops;
extern struct request_sock_ops tcp6_request_sock_ops;
diff --git a/include/net/tls.h b/include/net/tls.h
index b400d0bb7448..f5fb16da3860 100644
--- a/include/net/tls.h
+++ b/include/net/tls.h
@@ -97,6 +97,9 @@ struct tls_sw_context {
u8 control;
bool decrypted;
+ char rx_aad_ciphertext[TLS_AAD_SPACE_SIZE];
+ char rx_aad_plaintext[TLS_AAD_SPACE_SIZE];
+
/* Sending context */
char aad_space[TLS_AAD_SPACE_SIZE];
diff --git a/include/net/udp.h b/include/net/udp.h
index 0676b272f6ac..621778b80e3d 100644
--- a/include/net/udp.h
+++ b/include/net/udp.h
@@ -408,31 +408,27 @@ do { \
#define __UDPX_INC_STATS(sk, field) __UDP_INC_STATS(sock_net(sk), field, 0)
#endif
-/* /proc */
-int udp_seq_open(struct inode *inode, struct file *file);
-
+#ifdef CONFIG_PROC_FS
struct udp_seq_afinfo {
- char *name;
sa_family_t family;
struct udp_table *udp_table;
- const struct file_operations *seq_fops;
- struct seq_operations seq_ops;
};
struct udp_iter_state {
struct seq_net_private p;
- sa_family_t family;
int bucket;
- struct udp_table *udp_table;
};
-#ifdef CONFIG_PROC_FS
-int udp_proc_register(struct net *net, struct udp_seq_afinfo *afinfo);
-void udp_proc_unregister(struct net *net, struct udp_seq_afinfo *afinfo);
+void *udp_seq_start(struct seq_file *seq, loff_t *pos);
+void *udp_seq_next(struct seq_file *seq, void *v, loff_t *pos);
+void udp_seq_stop(struct seq_file *seq, void *v);
+
+extern const struct seq_operations udp_seq_ops;
+extern const struct seq_operations udp6_seq_ops;
int udp4_proc_init(void);
void udp4_proc_exit(void);
-#endif
+#endif /* CONFIG_PROC_FS */
int udpv4_offload_init(void);
diff --git a/include/rdma/ib_umem.h b/include/rdma/ib_umem.h
index 23159dd5be18..a1fd63871d17 100644
--- a/include/rdma/ib_umem.h
+++ b/include/rdma/ib_umem.h
@@ -48,7 +48,6 @@ struct ib_umem {
int writable;
int hugetlb;
struct work_struct work;
- struct pid *pid;
struct mm_struct *mm;
unsigned long diff;
struct ib_umem_odp *odp_data;
diff --git a/include/rdma/uverbs_ioctl.h b/include/rdma/uverbs_ioctl.h
index 4a4201d997a7..095383a4bd1a 100644
--- a/include/rdma/uverbs_ioctl.h
+++ b/include/rdma/uverbs_ioctl.h
@@ -411,13 +411,13 @@ static inline int uverbs_attr_get_enum_id(const struct uverbs_attr_bundle *attrs
static inline void *uverbs_attr_get_obj(const struct uverbs_attr_bundle *attrs_bundle,
u16 idx)
{
- struct ib_uobject *uobj =
- uverbs_attr_get(attrs_bundle, idx)->obj_attr.uobject;
+ const struct uverbs_attr *attr;
- if (IS_ERR(uobj))
- return uobj;
+ attr = uverbs_attr_get(attrs_bundle, idx);
+ if (IS_ERR(attr))
+ return ERR_CAST(attr);
- return uobj->object;
+ return attr->obj_attr.uobject->object;
}
static inline int uverbs_copy_to(const struct uverbs_attr_bundle *attrs_bundle,
diff --git a/include/scsi/osd_initiator.h b/include/scsi/osd_initiator.h
index a29d3086eb56..86a569d008b2 100644
--- a/include/scsi/osd_initiator.h
+++ b/include/scsi/osd_initiator.h
@@ -148,7 +148,6 @@ struct osd_request {
u8 *pad_buff;
} out, in;
- gfp_t alloc_flags;
unsigned timeout;
unsigned retries;
unsigned sense_len;
@@ -202,14 +201,11 @@ static inline bool osd_req_is_ver1(struct osd_request *or)
*
* @osd_dev: OSD device that holds the scsi-device and default values
* that the request is associated with.
- * @gfp: The allocation flags to use for request allocation, and all
- * subsequent allocations. This will be stored at
- * osd_request->alloc_flags, can be changed by user later
*
* Allocate osd_request and initialize all members to the
* default/initial state.
*/
-struct osd_request *osd_start_request(struct osd_dev *od, gfp_t gfp);
+struct osd_request *osd_start_request(struct osd_dev *od);
enum osd_req_options {
OSD_REQ_FUA = 0x08, /* Force Unit Access */
diff --git a/include/scsi/scsi_host.h b/include/scsi/scsi_host.h
index 12f454cb6f61..53b485fe9b67 100644
--- a/include/scsi/scsi_host.h
+++ b/include/scsi/scsi_host.h
@@ -307,7 +307,7 @@ struct scsi_host_template {
* EH_HANDLED: I fixed the error, please complete the command
* EH_RESET_TIMER: I need more time, reset the timer and
* begin counting again
- * EH_NOT_HANDLED Begin normal error recovery
+ * EH_DONE: Begin normal error recovery
*
* Status: OPTIONAL
*/
diff --git a/include/trace/events/sched.h b/include/trace/events/sched.h
index bc01e06bc716..0be866c91f62 100644
--- a/include/trace/events/sched.h
+++ b/include/trace/events/sched.h
@@ -435,7 +435,9 @@ TRACE_EVENT(sched_pi_setprio,
memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN);
__entry->pid = tsk->pid;
__entry->oldprio = tsk->prio;
- __entry->newprio = pi_task ? pi_task->prio : tsk->prio;
+ __entry->newprio = pi_task ?
+ min(tsk->normal_prio, pi_task->prio) :
+ tsk->normal_prio;
/* XXX SCHED_DEADLINE bits missing */
),
diff --git a/include/uapi/linux/bpf.h b/include/uapi/linux/bpf.h
index c5ec89732a8d..8c317737ba3f 100644
--- a/include/uapi/linux/bpf.h
+++ b/include/uapi/linux/bpf.h
@@ -1017,6 +1017,7 @@ struct bpf_prog_info {
__aligned_u64 map_ids;
char name[BPF_OBJ_NAME_LEN];
__u32 ifindex;
+ __u32 :32;
__u64 netns_dev;
__u64 netns_ino;
} __attribute__((aligned(8)));
@@ -1030,6 +1031,7 @@ struct bpf_map_info {
__u32 map_flags;
char name[BPF_OBJ_NAME_LEN];
__u32 ifindex;
+ __u32 :32;
__u64 netns_dev;
__u64 netns_ino;
} __attribute__((aligned(8)));
diff --git a/include/uapi/linux/netfilter/nf_conntrack_tcp.h b/include/uapi/linux/netfilter/nf_conntrack_tcp.h
index 74b91151d494..bcba72def817 100644
--- a/include/uapi/linux/netfilter/nf_conntrack_tcp.h
+++ b/include/uapi/linux/netfilter/nf_conntrack_tcp.h
@@ -46,6 +46,9 @@ enum tcp_conntrack {
/* Marks possibility for expected RFC5961 challenge ACK */
#define IP_CT_EXP_CHALLENGE_ACK 0x40
+/* Simultaneous open initialized */
+#define IP_CT_TCP_SIMULTANEOUS_OPEN 0x80
+
struct nf_ct_tcp_flags {
__u8 flags;
__u8 mask;
diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h
index 9c3630146cec..271b93783d28 100644
--- a/include/uapi/linux/nl80211.h
+++ b/include/uapi/linux/nl80211.h
@@ -2698,7 +2698,7 @@ enum nl80211_attrs {
#define NL80211_ATTR_KEYS NL80211_ATTR_KEYS
#define NL80211_ATTR_FEATURE_FLAGS NL80211_ATTR_FEATURE_FLAGS
-#define NL80211_WIPHY_NAME_MAXLEN 128
+#define NL80211_WIPHY_NAME_MAXLEN 64
#define NL80211_MAX_SUPP_RATES 32
#define NL80211_MAX_SUPP_HT_RATES 77
diff --git a/include/uapi/linux/ppp-ioctl.h b/include/uapi/linux/ppp-ioctl.h
index b19a9c249b15..784c2e3e572e 100644
--- a/include/uapi/linux/ppp-ioctl.h
+++ b/include/uapi/linux/ppp-ioctl.h
@@ -106,7 +106,7 @@ struct pppol2tp_ioc_stats {
#define PPPIOCGIDLE _IOR('t', 63, struct ppp_idle) /* get idle time */
#define PPPIOCNEWUNIT _IOWR('t', 62, int) /* create new ppp unit */
#define PPPIOCATTACH _IOW('t', 61, int) /* attach to ppp unit */
-#define PPPIOCDETACH _IOW('t', 60, int) /* detach from ppp unit/chan */
+#define PPPIOCDETACH _IOW('t', 60, int) /* obsolete, do not use */
#define PPPIOCSMRRU _IOW('t', 59, int) /* set multilink MRU */
#define PPPIOCCONNECT _IOW('t', 58, int) /* connect channel to unit */
#define PPPIOCDISCONN _IO('t', 57) /* disconnect channel */
diff --git a/include/uapi/linux/prctl.h b/include/uapi/linux/prctl.h
index af5f8c2df87a..db9f15f5db04 100644
--- a/include/uapi/linux/prctl.h
+++ b/include/uapi/linux/prctl.h
@@ -207,4 +207,16 @@ struct prctl_mm_map {
# define PR_SVE_VL_LEN_MASK 0xffff
# define PR_SVE_VL_INHERIT (1 << 17) /* inherit across exec */
+/* Per task speculation control */
+#define PR_GET_SPECULATION_CTRL 52
+#define PR_SET_SPECULATION_CTRL 53
+/* Speculation control variants */
+# define PR_SPEC_STORE_BYPASS 0
+/* Return and control values for PR_SET/GET_SPECULATION_CTRL */
+# define PR_SPEC_NOT_AFFECTED 0
+# define PR_SPEC_PRCTL (1UL << 0)
+# define PR_SPEC_ENABLE (1UL << 1)
+# define PR_SPEC_DISABLE (1UL << 2)
+# define PR_SPEC_FORCE_DISABLE (1UL << 3)
+
#endif /* _LINUX_PRCTL_H */
diff --git a/include/uapi/linux/seccomp.h b/include/uapi/linux/seccomp.h
index 2a0bd9dd104d..9efc0e73d50b 100644
--- a/include/uapi/linux/seccomp.h
+++ b/include/uapi/linux/seccomp.h
@@ -17,8 +17,9 @@
#define SECCOMP_GET_ACTION_AVAIL 2
/* Valid flags for SECCOMP_SET_MODE_FILTER */
-#define SECCOMP_FILTER_FLAG_TSYNC 1
-#define SECCOMP_FILTER_FLAG_LOG 2
+#define SECCOMP_FILTER_FLAG_TSYNC (1UL << 0)
+#define SECCOMP_FILTER_FLAG_LOG (1UL << 1)
+#define SECCOMP_FILTER_FLAG_SPEC_ALLOW (1UL << 2)
/*
* All BPF programs must return a 32-bit value.