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Diffstat (limited to 'fs/f2fs/f2fs.h')
-rw-r--r--fs/f2fs/f2fs.h191
1 files changed, 132 insertions, 59 deletions
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 6799c3fc44e3..abf925664d9c 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -41,7 +41,6 @@
} while (0)
#endif
-#ifdef CONFIG_F2FS_FAULT_INJECTION
enum {
FAULT_KMALLOC,
FAULT_KVMALLOC,
@@ -56,16 +55,20 @@ enum {
FAULT_TRUNCATE,
FAULT_IO,
FAULT_CHECKPOINT,
+ FAULT_DISCARD,
FAULT_MAX,
};
+#ifdef CONFIG_F2FS_FAULT_INJECTION
+#define F2FS_ALL_FAULT_TYPE ((1 << FAULT_MAX) - 1)
+
struct f2fs_fault_info {
atomic_t inject_ops;
unsigned int inject_rate;
unsigned int inject_type;
};
-extern char *fault_name[FAULT_MAX];
+extern char *f2fs_fault_name[FAULT_MAX];
#define IS_FAULT_SET(fi, type) ((fi)->inject_type & (1 << (type)))
#endif
@@ -178,7 +181,6 @@ enum {
#define MAX_DISCARD_BLOCKS(sbi) BLKS_PER_SEC(sbi)
#define DEF_MAX_DISCARD_REQUEST 8 /* issue 8 discards per round */
-#define DEF_MAX_DISCARD_LEN 512 /* Max. 2MB per discard */
#define DEF_MIN_DISCARD_ISSUE_TIME 50 /* 50 ms, if exists */
#define DEF_MID_DISCARD_ISSUE_TIME 500 /* 500 ms, if device busy */
#define DEF_MAX_DISCARD_ISSUE_TIME 60000 /* 60 s, if no candidates */
@@ -194,7 +196,7 @@ struct cp_control {
};
/*
- * For CP/NAT/SIT/SSA readahead
+ * indicate meta/data type
*/
enum {
META_CP,
@@ -202,6 +204,8 @@ enum {
META_SIT,
META_SSA,
META_POR,
+ DATA_GENERIC,
+ META_GENERIC,
};
/* for the list of ino */
@@ -226,6 +230,12 @@ struct inode_entry {
struct inode *inode; /* vfs inode pointer */
};
+struct fsync_node_entry {
+ struct list_head list; /* list head */
+ struct page *page; /* warm node page pointer */
+ unsigned int seq_id; /* sequence id */
+};
+
/* for the bitmap indicate blocks to be discarded */
struct discard_entry {
struct list_head list; /* list head */
@@ -242,9 +252,10 @@ struct discard_entry {
(MAX_PLIST_NUM - 1) : (blk_num - 1))
enum {
- D_PREP,
- D_SUBMIT,
- D_DONE,
+ D_PREP, /* initial */
+ D_PARTIAL, /* partially submitted */
+ D_SUBMIT, /* all submitted */
+ D_DONE, /* finished */
};
struct discard_info {
@@ -269,7 +280,10 @@ struct discard_cmd {
struct block_device *bdev; /* bdev */
unsigned short ref; /* reference count */
unsigned char state; /* state */
+ unsigned char issuing; /* issuing discard */
int error; /* bio error */
+ spinlock_t lock; /* for state/bio_ref updating */
+ unsigned short bio_ref; /* bio reference count */
};
enum {
@@ -289,6 +303,7 @@ struct discard_policy {
unsigned int io_aware_gran; /* minimum granularity discard not be aware of I/O */
bool io_aware; /* issue discard in idle time */
bool sync; /* submit discard with REQ_SYNC flag */
+ bool ordered; /* issue discard by lba order */
unsigned int granularity; /* discard granularity */
};
@@ -305,10 +320,12 @@ struct discard_cmd_control {
unsigned int max_discards; /* max. discards to be issued */
unsigned int discard_granularity; /* discard granularity */
unsigned int undiscard_blks; /* # of undiscard blocks */
+ unsigned int next_pos; /* next discard position */
atomic_t issued_discard; /* # of issued discard */
atomic_t issing_discard; /* # of issing discard */
atomic_t discard_cmd_cnt; /* # of cached cmd count */
struct rb_root root; /* root of discard rb-tree */
+ bool rbtree_check; /* config for consistence check */
};
/* for the list of fsync inodes, used only during recovery */
@@ -508,13 +525,12 @@ enum {
*/
};
+#define DEFAULT_RETRY_IO_COUNT 8 /* maximum retry read IO count */
+
#define F2FS_LINK_MAX 0xffffffff /* maximum link count per file */
#define MAX_DIR_RA_PAGES 4 /* maximum ra pages of dir */
-/* vector size for gang look-up from extent cache that consists of radix tree */
-#define EXT_TREE_VEC_SIZE 64
-
/* for in-memory extent cache entry */
#define F2FS_MIN_EXTENT_LEN 64 /* minimum extent length */
@@ -600,6 +616,8 @@ enum {
#define FADVISE_HOT_BIT 0x20
#define FADVISE_VERITY_BIT 0x40 /* reserved */
+#define FADVISE_MODIFIABLE_BITS (FADVISE_COLD_BIT | FADVISE_HOT_BIT)
+
#define file_is_cold(inode) is_file(inode, FADVISE_COLD_BIT)
#define file_wrong_pino(inode) is_file(inode, FADVISE_LOST_PINO_BIT)
#define file_set_cold(inode) set_file(inode, FADVISE_COLD_BIT)
@@ -669,8 +687,8 @@ struct f2fs_inode_info {
int i_extra_isize; /* size of extra space located in i_addr */
kprojid_t i_projid; /* id for project quota */
int i_inline_xattr_size; /* inline xattr size */
- struct timespec i_crtime; /* inode creation time */
- struct timespec i_disk_time[4]; /* inode disk times */
+ struct timespec64 i_crtime; /* inode creation time */
+ struct timespec64 i_disk_time[4];/* inode disk times */
};
static inline void get_extent_info(struct extent_info *ext,
@@ -698,22 +716,22 @@ static inline void set_extent_info(struct extent_info *ei, unsigned int fofs,
}
static inline bool __is_discard_mergeable(struct discard_info *back,
- struct discard_info *front)
+ struct discard_info *front, unsigned int max_len)
{
return (back->lstart + back->len == front->lstart) &&
- (back->len + front->len < DEF_MAX_DISCARD_LEN);
+ (back->len + front->len <= max_len);
}
static inline bool __is_discard_back_mergeable(struct discard_info *cur,
- struct discard_info *back)
+ struct discard_info *back, unsigned int max_len)
{
- return __is_discard_mergeable(back, cur);
+ return __is_discard_mergeable(back, cur, max_len);
}
static inline bool __is_discard_front_mergeable(struct discard_info *cur,
- struct discard_info *front)
+ struct discard_info *front, unsigned int max_len)
{
- return __is_discard_mergeable(cur, front);
+ return __is_discard_mergeable(cur, front, max_len);
}
static inline bool __is_extent_mergeable(struct extent_info *back,
@@ -768,6 +786,7 @@ struct f2fs_nm_info {
struct radix_tree_root nat_set_root;/* root of the nat set cache */
struct rw_semaphore nat_tree_lock; /* protect nat_tree_lock */
struct list_head nat_entries; /* cached nat entry list (clean) */
+ spinlock_t nat_list_lock; /* protect clean nat entry list */
unsigned int nat_cnt; /* the # of cached nat entries */
unsigned int dirty_nat_cnt; /* total num of nat entries in set */
unsigned int nat_blocks; /* # of nat blocks */
@@ -894,6 +913,7 @@ struct f2fs_sm_info {
unsigned int ipu_policy; /* in-place-update policy */
unsigned int min_ipu_util; /* in-place-update threshold */
unsigned int min_fsync_blocks; /* threshold for fsync */
+ unsigned int min_seq_blocks; /* threshold for sequential blocks */
unsigned int min_hot_blocks; /* threshold for hot block allocation */
unsigned int min_ssr_sections; /* threshold to trigger SSR allocation */
@@ -1015,6 +1035,7 @@ struct f2fs_io_info {
bool retry; /* need to reallocate block address */
enum iostat_type io_type; /* io type */
struct writeback_control *io_wbc; /* writeback control */
+ unsigned char version; /* version of the node */
};
#define is_read_io(rw) ((rw) == READ)
@@ -1066,6 +1087,7 @@ enum {
SBI_POR_DOING, /* recovery is doing or not */
SBI_NEED_SB_WRITE, /* need to recover superblock */
SBI_NEED_CP, /* need to checkpoint */
+ SBI_IS_SHUTDOWN, /* shutdown by ioctl */
};
enum {
@@ -1112,6 +1134,7 @@ struct f2fs_sb_info {
struct rw_semaphore sb_lock; /* lock for raw super block */
int valid_super_block; /* valid super block no */
unsigned long s_flag; /* flags for sbi */
+ struct mutex writepages; /* mutex for writepages() */
#ifdef CONFIG_BLK_DEV_ZONED
unsigned int blocks_per_blkz; /* F2FS blocks per zone */
@@ -1148,6 +1171,11 @@ struct f2fs_sb_info {
struct inode_management im[MAX_INO_ENTRY]; /* manage inode cache */
+ spinlock_t fsync_node_lock; /* for node entry lock */
+ struct list_head fsync_node_list; /* node list head */
+ unsigned int fsync_seg_id; /* sequence id */
+ unsigned int fsync_node_num; /* number of node entries */
+
/* for orphan inode, use 0'th array */
unsigned int max_orphans; /* max orphan inodes */
@@ -1215,6 +1243,7 @@ struct f2fs_sb_info {
unsigned int gc_mode; /* current GC state */
/* for skip statistic */
unsigned long long skipped_atomic_files[2]; /* FG_GC and BG_GC */
+ unsigned long long skipped_gc_rwsem; /* FG_GC only */
/* threshold for gc trials on pinned files */
u64 gc_pin_file_threshold;
@@ -1279,7 +1308,7 @@ struct f2fs_sb_info {
#ifdef CONFIG_F2FS_FAULT_INJECTION
#define f2fs_show_injection_info(type) \
printk("%sF2FS-fs : inject %s in %s of %pF\n", \
- KERN_INFO, fault_name[type], \
+ KERN_INFO, f2fs_fault_name[type], \
__func__, __builtin_return_address(0))
static inline bool time_to_inject(struct f2fs_sb_info *sbi, int type)
{
@@ -1298,6 +1327,12 @@ static inline bool time_to_inject(struct f2fs_sb_info *sbi, int type)
}
return false;
}
+#else
+#define f2fs_show_injection_info(type) do { } while (0)
+static inline bool time_to_inject(struct f2fs_sb_info *sbi, int type)
+{
+ return false;
+}
#endif
/* For write statistics. Suppose sector size is 512 bytes,
@@ -1326,7 +1361,7 @@ static inline bool is_idle(struct f2fs_sb_info *sbi)
struct request_list *rl = &q->root_rl;
if (rl->count[BLK_RW_SYNC] || rl->count[BLK_RW_ASYNC])
- return 0;
+ return false;
return f2fs_time_over(sbi, REQ_TIME);
}
@@ -1650,13 +1685,12 @@ static inline int inc_valid_block_count(struct f2fs_sb_info *sbi,
if (ret)
return ret;
-#ifdef CONFIG_F2FS_FAULT_INJECTION
if (time_to_inject(sbi, FAULT_BLOCK)) {
f2fs_show_injection_info(FAULT_BLOCK);
release = *count;
goto enospc;
}
-#endif
+
/*
* let's increase this in prior to actual block count change in order
* for f2fs_sync_file to avoid data races when deciding checkpoint.
@@ -1680,18 +1714,20 @@ static inline int inc_valid_block_count(struct f2fs_sb_info *sbi,
sbi->total_valid_block_count -= diff;
if (!*count) {
spin_unlock(&sbi->stat_lock);
- percpu_counter_sub(&sbi->alloc_valid_block_count, diff);
goto enospc;
}
}
spin_unlock(&sbi->stat_lock);
- if (unlikely(release))
+ if (unlikely(release)) {
+ percpu_counter_sub(&sbi->alloc_valid_block_count, release);
dquot_release_reservation_block(inode, release);
+ }
f2fs_i_blocks_write(inode, *count, true, true);
return 0;
enospc:
+ percpu_counter_sub(&sbi->alloc_valid_block_count, release);
dquot_release_reservation_block(inode, release);
return -ENOSPC;
}
@@ -1863,12 +1899,10 @@ static inline int inc_valid_node_count(struct f2fs_sb_info *sbi,
return ret;
}
-#ifdef CONFIG_F2FS_FAULT_INJECTION
if (time_to_inject(sbi, FAULT_BLOCK)) {
f2fs_show_injection_info(FAULT_BLOCK);
goto enospc;
}
-#endif
spin_lock(&sbi->stat_lock);
@@ -1953,17 +1987,23 @@ static inline s64 valid_inode_count(struct f2fs_sb_info *sbi)
static inline struct page *f2fs_grab_cache_page(struct address_space *mapping,
pgoff_t index, bool for_write)
{
-#ifdef CONFIG_F2FS_FAULT_INJECTION
- struct page *page = find_lock_page(mapping, index);
+ struct page *page;
- if (page)
- return page;
+ if (IS_ENABLED(CONFIG_F2FS_FAULT_INJECTION)) {
+ if (!for_write)
+ page = find_get_page_flags(mapping, index,
+ FGP_LOCK | FGP_ACCESSED);
+ else
+ page = find_lock_page(mapping, index);
+ if (page)
+ return page;
- if (time_to_inject(F2FS_M_SB(mapping), FAULT_PAGE_ALLOC)) {
- f2fs_show_injection_info(FAULT_PAGE_ALLOC);
- return NULL;
+ if (time_to_inject(F2FS_M_SB(mapping), FAULT_PAGE_ALLOC)) {
+ f2fs_show_injection_info(FAULT_PAGE_ALLOC);
+ return NULL;
+ }
}
-#endif
+
if (!for_write)
return grab_cache_page(mapping, index);
return grab_cache_page_write_begin(mapping, index, AOP_FLAG_NOFS);
@@ -1973,12 +2013,11 @@ static inline struct page *f2fs_pagecache_get_page(
struct address_space *mapping, pgoff_t index,
int fgp_flags, gfp_t gfp_mask)
{
-#ifdef CONFIG_F2FS_FAULT_INJECTION
if (time_to_inject(F2FS_M_SB(mapping), FAULT_PAGE_GET)) {
f2fs_show_injection_info(FAULT_PAGE_GET);
return NULL;
}
-#endif
+
return pagecache_get_page(mapping, index, fgp_flags, gfp_mask);
}
@@ -2043,12 +2082,11 @@ static inline struct bio *f2fs_bio_alloc(struct f2fs_sb_info *sbi,
bio = bio_alloc(GFP_NOIO | __GFP_NOFAIL, npages);
return bio;
}
-#ifdef CONFIG_F2FS_FAULT_INJECTION
if (time_to_inject(sbi, FAULT_ALLOC_BIO)) {
f2fs_show_injection_info(FAULT_ALLOC_BIO);
return NULL;
}
-#endif
+
return bio_alloc(GFP_KERNEL, npages);
}
@@ -2518,7 +2556,6 @@ static inline void clear_file(struct inode *inode, int type)
static inline bool f2fs_skip_inode_update(struct inode *inode, int dsync)
{
- struct timespec ts;
bool ret;
if (dsync) {
@@ -2534,16 +2571,13 @@ static inline bool f2fs_skip_inode_update(struct inode *inode, int dsync)
i_size_read(inode) & ~PAGE_MASK)
return false;
- ts = timespec64_to_timespec(inode->i_atime);
- if (!timespec_equal(F2FS_I(inode)->i_disk_time, &ts))
+ if (!timespec64_equal(F2FS_I(inode)->i_disk_time, &inode->i_atime))
return false;
- ts = timespec64_to_timespec(inode->i_ctime);
- if (!timespec_equal(F2FS_I(inode)->i_disk_time + 1, &ts))
+ if (!timespec64_equal(F2FS_I(inode)->i_disk_time + 1, &inode->i_ctime))
return false;
- ts = timespec64_to_timespec(inode->i_mtime);
- if (!timespec_equal(F2FS_I(inode)->i_disk_time + 2, &ts))
+ if (!timespec64_equal(F2FS_I(inode)->i_disk_time + 2, &inode->i_mtime))
return false;
- if (!timespec_equal(F2FS_I(inode)->i_disk_time + 3,
+ if (!timespec64_equal(F2FS_I(inode)->i_disk_time + 3,
&F2FS_I(inode)->i_crtime))
return false;
@@ -2587,12 +2621,11 @@ static inline bool f2fs_may_extent_tree(struct inode *inode)
static inline void *f2fs_kmalloc(struct f2fs_sb_info *sbi,
size_t size, gfp_t flags)
{
-#ifdef CONFIG_F2FS_FAULT_INJECTION
if (time_to_inject(sbi, FAULT_KMALLOC)) {
f2fs_show_injection_info(FAULT_KMALLOC);
return NULL;
}
-#endif
+
return kmalloc(size, flags);
}
@@ -2605,12 +2638,11 @@ static inline void *f2fs_kzalloc(struct f2fs_sb_info *sbi,
static inline void *f2fs_kvmalloc(struct f2fs_sb_info *sbi,
size_t size, gfp_t flags)
{
-#ifdef CONFIG_F2FS_FAULT_INJECTION
if (time_to_inject(sbi, FAULT_KVMALLOC)) {
f2fs_show_injection_info(FAULT_KVMALLOC);
return NULL;
}
-#endif
+
return kvmalloc(size, flags);
}
@@ -2669,13 +2701,39 @@ static inline void f2fs_update_iostat(struct f2fs_sb_info *sbi,
spin_unlock(&sbi->iostat_lock);
}
-static inline bool is_valid_blkaddr(block_t blkaddr)
+#define __is_meta_io(fio) (PAGE_TYPE_OF_BIO(fio->type) == META && \
+ (!is_read_io(fio->op) || fio->is_meta))
+
+bool f2fs_is_valid_blkaddr(struct f2fs_sb_info *sbi,
+ block_t blkaddr, int type);
+void f2fs_msg(struct super_block *sb, const char *level, const char *fmt, ...);
+static inline void verify_blkaddr(struct f2fs_sb_info *sbi,
+ block_t blkaddr, int type)
+{
+ if (!f2fs_is_valid_blkaddr(sbi, blkaddr, type)) {
+ f2fs_msg(sbi->sb, KERN_ERR,
+ "invalid blkaddr: %u, type: %d, run fsck to fix.",
+ blkaddr, type);
+ f2fs_bug_on(sbi, 1);
+ }
+}
+
+static inline bool __is_valid_data_blkaddr(block_t blkaddr)
{
if (blkaddr == NEW_ADDR || blkaddr == NULL_ADDR)
return false;
return true;
}
+static inline bool is_valid_data_blkaddr(struct f2fs_sb_info *sbi,
+ block_t blkaddr)
+{
+ if (!__is_valid_data_blkaddr(blkaddr))
+ return false;
+ verify_blkaddr(sbi, blkaddr, DATA_GENERIC);
+ return true;
+}
+
/*
* file.c
*/
@@ -2790,16 +2848,21 @@ struct node_info;
int f2fs_check_nid_range(struct f2fs_sb_info *sbi, nid_t nid);
bool f2fs_available_free_memory(struct f2fs_sb_info *sbi, int type);
+bool f2fs_in_warm_node_list(struct f2fs_sb_info *sbi, struct page *page);
+void f2fs_init_fsync_node_info(struct f2fs_sb_info *sbi);
+void f2fs_del_fsync_node_entry(struct f2fs_sb_info *sbi, struct page *page);
+void f2fs_reset_fsync_node_info(struct f2fs_sb_info *sbi);
int f2fs_need_dentry_mark(struct f2fs_sb_info *sbi, nid_t nid);
bool f2fs_is_checkpointed_node(struct f2fs_sb_info *sbi, nid_t nid);
bool f2fs_need_inode_block_update(struct f2fs_sb_info *sbi, nid_t ino);
-void f2fs_get_node_info(struct f2fs_sb_info *sbi, nid_t nid,
+int f2fs_get_node_info(struct f2fs_sb_info *sbi, nid_t nid,
struct node_info *ni);
pgoff_t f2fs_get_next_page_offset(struct dnode_of_data *dn, pgoff_t pgofs);
int f2fs_get_dnode_of_data(struct dnode_of_data *dn, pgoff_t index, int mode);
int f2fs_truncate_inode_blocks(struct inode *inode, pgoff_t from);
int f2fs_truncate_xattr_node(struct inode *inode);
-int f2fs_wait_on_node_pages_writeback(struct f2fs_sb_info *sbi, nid_t ino);
+int f2fs_wait_on_node_pages_writeback(struct f2fs_sb_info *sbi,
+ unsigned int seq_id);
int f2fs_remove_inode_page(struct inode *inode);
struct page *f2fs_new_inode_page(struct inode *inode);
struct page *f2fs_new_node_page(struct dnode_of_data *dn, unsigned int ofs);
@@ -2808,11 +2871,12 @@ struct page *f2fs_get_node_page(struct f2fs_sb_info *sbi, pgoff_t nid);
struct page *f2fs_get_node_page_ra(struct page *parent, int start);
void f2fs_move_node_page(struct page *node_page, int gc_type);
int f2fs_fsync_node_pages(struct f2fs_sb_info *sbi, struct inode *inode,
- struct writeback_control *wbc, bool atomic);
+ struct writeback_control *wbc, bool atomic,
+ unsigned int *seq_id);
int f2fs_sync_node_pages(struct f2fs_sb_info *sbi,
struct writeback_control *wbc,
bool do_balance, enum iostat_type io_type);
-void f2fs_build_free_nids(struct f2fs_sb_info *sbi, bool sync, bool mount);
+int f2fs_build_free_nids(struct f2fs_sb_info *sbi, bool sync, bool mount);
bool f2fs_alloc_nid(struct f2fs_sb_info *sbi, nid_t *nid);
void f2fs_alloc_nid_done(struct f2fs_sb_info *sbi, nid_t nid);
void f2fs_alloc_nid_failed(struct f2fs_sb_info *sbi, nid_t nid);
@@ -2820,7 +2884,7 @@ int f2fs_try_to_free_nids(struct f2fs_sb_info *sbi, int nr_shrink);
void f2fs_recover_inline_xattr(struct inode *inode, struct page *page);
int f2fs_recover_xattr_data(struct inode *inode, struct page *page);
int f2fs_recover_inode_page(struct f2fs_sb_info *sbi, struct page *page);
-void f2fs_restore_node_summary(struct f2fs_sb_info *sbi,
+int f2fs_restore_node_summary(struct f2fs_sb_info *sbi,
unsigned int segno, struct f2fs_summary_block *sum);
void f2fs_flush_nat_entries(struct f2fs_sb_info *sbi, struct cp_control *cpc);
int f2fs_build_node_manager(struct f2fs_sb_info *sbi);
@@ -2898,9 +2962,10 @@ enum rw_hint f2fs_io_type_to_rw_hint(struct f2fs_sb_info *sbi,
void f2fs_stop_checkpoint(struct f2fs_sb_info *sbi, bool end_io);
struct page *f2fs_grab_meta_page(struct f2fs_sb_info *sbi, pgoff_t index);
struct page *f2fs_get_meta_page(struct f2fs_sb_info *sbi, pgoff_t index);
+struct page *f2fs_get_meta_page_nofail(struct f2fs_sb_info *sbi, pgoff_t index);
struct page *f2fs_get_tmp_page(struct f2fs_sb_info *sbi, pgoff_t index);
-bool f2fs_is_valid_meta_blkaddr(struct f2fs_sb_info *sbi,
- block_t blkaddr, int type);
+bool f2fs_is_valid_blkaddr(struct f2fs_sb_info *sbi,
+ block_t blkaddr, int type);
int f2fs_ra_meta_pages(struct f2fs_sb_info *sbi, block_t start, int nrpages,
int type, bool sync);
void f2fs_ra_meta_pages_cond(struct f2fs_sb_info *sbi, pgoff_t index);
@@ -2924,6 +2989,7 @@ int f2fs_get_valid_checkpoint(struct f2fs_sb_info *sbi);
void f2fs_update_dirty_page(struct inode *inode, struct page *page);
void f2fs_remove_dirty_inode(struct inode *inode);
int f2fs_sync_dirty_inodes(struct f2fs_sb_info *sbi, enum inode_type type);
+void f2fs_wait_on_all_pages_writeback(struct f2fs_sb_info *sbi);
int f2fs_write_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc);
void f2fs_init_ino_entry_info(struct f2fs_sb_info *sbi);
int __init f2fs_create_checkpoint_caches(void);
@@ -3362,7 +3428,7 @@ static inline bool f2fs_may_encrypt(struct inode *inode)
return (S_ISREG(mode) || S_ISDIR(mode) || S_ISLNK(mode));
#else
- return 0;
+ return false;
#endif
}
@@ -3373,4 +3439,11 @@ static inline bool f2fs_force_buffered_io(struct inode *inode, int rw)
F2FS_I_SB(inode)->s_ndevs);
}
+#ifdef CONFIG_F2FS_FAULT_INJECTION
+extern void f2fs_build_fault_attr(struct f2fs_sb_info *sbi, unsigned int rate,
+ unsigned int type);
+#else
+#define f2fs_build_fault_attr(sbi, rate, type) do { } while (0)
+#endif
+
#endif