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-rw-r--r--fs/nfs/blocklayout/blocklayout.h2
-rw-r--r--fs/nfs/blocklayout/dev.c76
-rw-r--r--fs/nfs/callback.c46
-rw-r--r--fs/nfs/callback_proc.c2
-rw-r--r--fs/nfs/filelayout/filelayout.h2
-rw-r--r--fs/nfs/flexfilelayout/flexfilelayout.h2
-rw-r--r--fs/nfs/fscache.h4
-rw-r--r--fs/nfs/inode.c30
-rw-r--r--fs/nfs/nfs.h2
-rw-r--r--fs/nfs/nfs42xattr.c87
-rw-r--r--fs/nfs/nfs4_fs.h2
-rw-r--r--fs/nfs/nfs4proc.c2
-rw-r--r--fs/nfs/super.c23
13 files changed, 121 insertions, 159 deletions
diff --git a/fs/nfs/blocklayout/blocklayout.h b/fs/nfs/blocklayout/blocklayout.h
index 716bc75e9ed2..b4294a8aa2d4 100644
--- a/fs/nfs/blocklayout/blocklayout.h
+++ b/fs/nfs/blocklayout/blocklayout.h
@@ -108,7 +108,7 @@ struct pnfs_block_dev {
struct pnfs_block_dev *children;
u64 chunk_size;
- struct block_device *bdev;
+ struct bdev_handle *bdev_handle;
u64 disk_offset;
u64 pr_key;
diff --git a/fs/nfs/blocklayout/dev.c b/fs/nfs/blocklayout/dev.c
index 65cbb5607a5f..f318a05a80e1 100644
--- a/fs/nfs/blocklayout/dev.c
+++ b/fs/nfs/blocklayout/dev.c
@@ -25,17 +25,17 @@ bl_free_device(struct pnfs_block_dev *dev)
} else {
if (dev->pr_registered) {
const struct pr_ops *ops =
- dev->bdev->bd_disk->fops->pr_ops;
+ dev->bdev_handle->bdev->bd_disk->fops->pr_ops;
int error;
- error = ops->pr_register(dev->bdev, dev->pr_key, 0,
- false);
+ error = ops->pr_register(dev->bdev_handle->bdev,
+ dev->pr_key, 0, false);
if (error)
pr_err("failed to unregister PR key.\n");
}
- if (dev->bdev)
- blkdev_put(dev->bdev, NULL);
+ if (dev->bdev_handle)
+ bdev_release(dev->bdev_handle);
}
}
@@ -169,7 +169,7 @@ static bool bl_map_simple(struct pnfs_block_dev *dev, u64 offset,
map->start = dev->start;
map->len = dev->len;
map->disk_offset = dev->disk_offset;
- map->bdev = dev->bdev;
+ map->bdev = dev->bdev_handle->bdev;
return true;
}
@@ -236,28 +236,26 @@ bl_parse_simple(struct nfs_server *server, struct pnfs_block_dev *d,
struct pnfs_block_volume *volumes, int idx, gfp_t gfp_mask)
{
struct pnfs_block_volume *v = &volumes[idx];
- struct block_device *bdev;
+ struct bdev_handle *bdev_handle;
dev_t dev;
dev = bl_resolve_deviceid(server, v, gfp_mask);
if (!dev)
return -EIO;
- bdev = blkdev_get_by_dev(dev, BLK_OPEN_READ | BLK_OPEN_WRITE, NULL,
- NULL);
- if (IS_ERR(bdev)) {
+ bdev_handle = bdev_open_by_dev(dev, BLK_OPEN_READ | BLK_OPEN_WRITE,
+ NULL, NULL);
+ if (IS_ERR(bdev_handle)) {
printk(KERN_WARNING "pNFS: failed to open device %d:%d (%ld)\n",
- MAJOR(dev), MINOR(dev), PTR_ERR(bdev));
- return PTR_ERR(bdev);
+ MAJOR(dev), MINOR(dev), PTR_ERR(bdev_handle));
+ return PTR_ERR(bdev_handle);
}
- d->bdev = bdev;
-
-
- d->len = bdev_nr_bytes(d->bdev);
+ d->bdev_handle = bdev_handle;
+ d->len = bdev_nr_bytes(bdev_handle->bdev);
d->map = bl_map_simple;
printk(KERN_INFO "pNFS: using block device %s\n",
- d->bdev->bd_disk->disk_name);
+ bdev_handle->bdev->bd_disk->disk_name);
return 0;
}
@@ -302,10 +300,10 @@ bl_validate_designator(struct pnfs_block_volume *v)
}
}
-static struct block_device *
+static struct bdev_handle *
bl_open_path(struct pnfs_block_volume *v, const char *prefix)
{
- struct block_device *bdev;
+ struct bdev_handle *bdev_handle;
const char *devname;
devname = kasprintf(GFP_KERNEL, "/dev/disk/by-id/%s%*phN",
@@ -313,15 +311,15 @@ bl_open_path(struct pnfs_block_volume *v, const char *prefix)
if (!devname)
return ERR_PTR(-ENOMEM);
- bdev = blkdev_get_by_path(devname, BLK_OPEN_READ | BLK_OPEN_WRITE, NULL,
- NULL);
- if (IS_ERR(bdev)) {
+ bdev_handle = bdev_open_by_path(devname, BLK_OPEN_READ | BLK_OPEN_WRITE,
+ NULL, NULL);
+ if (IS_ERR(bdev_handle)) {
pr_warn("pNFS: failed to open device %s (%ld)\n",
- devname, PTR_ERR(bdev));
+ devname, PTR_ERR(bdev_handle));
}
kfree(devname);
- return bdev;
+ return bdev_handle;
}
static int
@@ -329,7 +327,7 @@ bl_parse_scsi(struct nfs_server *server, struct pnfs_block_dev *d,
struct pnfs_block_volume *volumes, int idx, gfp_t gfp_mask)
{
struct pnfs_block_volume *v = &volumes[idx];
- struct block_device *bdev;
+ struct bdev_handle *bdev_handle;
const struct pr_ops *ops;
int error;
@@ -342,32 +340,32 @@ bl_parse_scsi(struct nfs_server *server, struct pnfs_block_dev *d,
* On other distributions like Debian, the default SCSI by-id path will
* point to the dm-multipath device if one exists.
*/
- bdev = bl_open_path(v, "dm-uuid-mpath-0x");
- if (IS_ERR(bdev))
- bdev = bl_open_path(v, "wwn-0x");
- if (IS_ERR(bdev))
- return PTR_ERR(bdev);
- d->bdev = bdev;
-
- d->len = bdev_nr_bytes(d->bdev);
+ bdev_handle = bl_open_path(v, "dm-uuid-mpath-0x");
+ if (IS_ERR(bdev_handle))
+ bdev_handle = bl_open_path(v, "wwn-0x");
+ if (IS_ERR(bdev_handle))
+ return PTR_ERR(bdev_handle);
+ d->bdev_handle = bdev_handle;
+
+ d->len = bdev_nr_bytes(d->bdev_handle->bdev);
d->map = bl_map_simple;
d->pr_key = v->scsi.pr_key;
pr_info("pNFS: using block device %s (reservation key 0x%llx)\n",
- d->bdev->bd_disk->disk_name, d->pr_key);
+ d->bdev_handle->bdev->bd_disk->disk_name, d->pr_key);
- ops = d->bdev->bd_disk->fops->pr_ops;
+ ops = d->bdev_handle->bdev->bd_disk->fops->pr_ops;
if (!ops) {
pr_err("pNFS: block device %s does not support reservations.",
- d->bdev->bd_disk->disk_name);
+ d->bdev_handle->bdev->bd_disk->disk_name);
error = -EINVAL;
goto out_blkdev_put;
}
- error = ops->pr_register(d->bdev, 0, d->pr_key, true);
+ error = ops->pr_register(d->bdev_handle->bdev, 0, d->pr_key, true);
if (error) {
pr_err("pNFS: failed to register key for block device %s.",
- d->bdev->bd_disk->disk_name);
+ d->bdev_handle->bdev->bd_disk->disk_name);
goto out_blkdev_put;
}
@@ -375,7 +373,7 @@ bl_parse_scsi(struct nfs_server *server, struct pnfs_block_dev *d,
return 0;
out_blkdev_put:
- blkdev_put(d->bdev, NULL);
+ bdev_release(d->bdev_handle);
return error;
}
diff --git a/fs/nfs/callback.c b/fs/nfs/callback.c
index 466ebf1d41b2..4ffa1f469e90 100644
--- a/fs/nfs/callback.c
+++ b/fs/nfs/callback.c
@@ -78,7 +78,7 @@ nfs4_callback_svc(void *vrqstp)
set_freezable();
- while (!kthread_freezable_should_stop(NULL))
+ while (!svc_thread_should_stop(rqstp))
svc_recv(rqstp);
svc_exit_thread(rqstp);
@@ -86,45 +86,6 @@ nfs4_callback_svc(void *vrqstp)
}
#if defined(CONFIG_NFS_V4_1)
-/*
- * The callback service for NFSv4.1 callbacks
- */
-static int
-nfs41_callback_svc(void *vrqstp)
-{
- struct svc_rqst *rqstp = vrqstp;
- struct svc_serv *serv = rqstp->rq_server;
- struct rpc_rqst *req;
- int error;
- DEFINE_WAIT(wq);
-
- set_freezable();
-
- while (!kthread_freezable_should_stop(NULL)) {
- prepare_to_wait(&serv->sv_cb_waitq, &wq, TASK_IDLE);
- spin_lock_bh(&serv->sv_cb_lock);
- if (!list_empty(&serv->sv_cb_list)) {
- req = list_first_entry(&serv->sv_cb_list,
- struct rpc_rqst, rq_bc_list);
- list_del(&req->rq_bc_list);
- spin_unlock_bh(&serv->sv_cb_lock);
- finish_wait(&serv->sv_cb_waitq, &wq);
- dprintk("Invoking bc_svc_process()\n");
- error = bc_svc_process(serv, req, rqstp);
- dprintk("bc_svc_process() returned w/ error code= %d\n",
- error);
- } else {
- spin_unlock_bh(&serv->sv_cb_lock);
- if (!kthread_should_stop())
- schedule();
- finish_wait(&serv->sv_cb_waitq, &wq);
- }
- }
-
- svc_exit_thread(rqstp);
- return 0;
-}
-
static inline void nfs_callback_bc_serv(u32 minorversion, struct rpc_xprt *xprt,
struct svc_serv *serv)
{
@@ -237,10 +198,7 @@ static struct svc_serv *nfs_callback_create_svc(int minorversion)
cb_info->users);
threadfn = nfs4_callback_svc;
-#if defined(CONFIG_NFS_V4_1)
- if (minorversion)
- threadfn = nfs41_callback_svc;
-#else
+#if !defined(CONFIG_NFS_V4_1)
if (minorversion)
return ERR_PTR(-ENOTSUPP);
#endif
diff --git a/fs/nfs/callback_proc.c b/fs/nfs/callback_proc.c
index 6bed1394d748..96a4923080ae 100644
--- a/fs/nfs/callback_proc.c
+++ b/fs/nfs/callback_proc.c
@@ -60,7 +60,7 @@ __be32 nfs4_callback_getattr(void *argp, void *resp,
if (nfs_have_writebacks(inode))
res->change_attr++;
res->ctime = inode_get_ctime(inode);
- res->mtime = inode->i_mtime;
+ res->mtime = inode_get_mtime(inode);
res->bitmap[0] = (FATTR4_WORD0_CHANGE|FATTR4_WORD0_SIZE) &
args->bitmap[0];
res->bitmap[1] = (FATTR4_WORD1_TIME_METADATA|FATTR4_WORD1_TIME_MODIFY) &
diff --git a/fs/nfs/filelayout/filelayout.h b/fs/nfs/filelayout/filelayout.h
index aed0748fd6ec..c7bb5da93307 100644
--- a/fs/nfs/filelayout/filelayout.h
+++ b/fs/nfs/filelayout/filelayout.h
@@ -51,7 +51,7 @@ struct nfs4_file_layout_dsaddr {
u32 stripe_count;
u8 *stripe_indices;
u32 ds_num;
- struct nfs4_pnfs_ds *ds_list[];
+ struct nfs4_pnfs_ds *ds_list[] __counted_by(ds_num);
};
struct nfs4_filelayout_segment {
diff --git a/fs/nfs/flexfilelayout/flexfilelayout.h b/fs/nfs/flexfilelayout/flexfilelayout.h
index 354a031c69b1..f84b3fb0dddd 100644
--- a/fs/nfs/flexfilelayout/flexfilelayout.h
+++ b/fs/nfs/flexfilelayout/flexfilelayout.h
@@ -99,7 +99,7 @@ struct nfs4_ff_layout_segment {
u64 stripe_unit;
u32 flags;
u32 mirror_array_cnt;
- struct nfs4_ff_layout_mirror *mirror_array[];
+ struct nfs4_ff_layout_mirror *mirror_array[] __counted_by(mirror_array_cnt);
};
struct nfs4_flexfile_layout {
diff --git a/fs/nfs/fscache.h b/fs/nfs/fscache.h
index 2dc64454492b..5407ab8c8783 100644
--- a/fs/nfs/fscache.h
+++ b/fs/nfs/fscache.h
@@ -114,8 +114,8 @@ static inline void nfs_fscache_update_auxdata(struct nfs_fscache_inode_auxdata *
struct inode *inode)
{
memset(auxdata, 0, sizeof(*auxdata));
- auxdata->mtime_sec = inode->i_mtime.tv_sec;
- auxdata->mtime_nsec = inode->i_mtime.tv_nsec;
+ auxdata->mtime_sec = inode_get_mtime(inode).tv_sec;
+ auxdata->mtime_nsec = inode_get_mtime(inode).tv_nsec;
auxdata->ctime_sec = inode_get_ctime(inode).tv_sec;
auxdata->ctime_nsec = inode_get_ctime(inode).tv_nsec;
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index e21c073158e5..ebb8d60e1152 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -512,8 +512,8 @@ nfs_fhget(struct super_block *sb, struct nfs_fh *fh, struct nfs_fattr *fattr)
} else
init_special_inode(inode, inode->i_mode, fattr->rdev);
- memset(&inode->i_atime, 0, sizeof(inode->i_atime));
- memset(&inode->i_mtime, 0, sizeof(inode->i_mtime));
+ inode_set_atime(inode, 0, 0);
+ inode_set_mtime(inode, 0, 0);
inode_set_ctime(inode, 0, 0);
inode_set_iversion_raw(inode, 0);
inode->i_size = 0;
@@ -527,11 +527,11 @@ nfs_fhget(struct super_block *sb, struct nfs_fh *fh, struct nfs_fattr *fattr)
nfsi->read_cache_jiffies = fattr->time_start;
nfsi->attr_gencount = fattr->gencount;
if (fattr->valid & NFS_ATTR_FATTR_ATIME)
- inode->i_atime = fattr->atime;
+ inode_set_atime_to_ts(inode, fattr->atime);
else if (fattr_supported & NFS_ATTR_FATTR_ATIME)
nfs_set_cache_invalid(inode, NFS_INO_INVALID_ATIME);
if (fattr->valid & NFS_ATTR_FATTR_MTIME)
- inode->i_mtime = fattr->mtime;
+ inode_set_mtime_to_ts(inode, fattr->mtime);
else if (fattr_supported & NFS_ATTR_FATTR_MTIME)
nfs_set_cache_invalid(inode, NFS_INO_INVALID_MTIME);
if (fattr->valid & NFS_ATTR_FATTR_CTIME)
@@ -742,9 +742,9 @@ void nfs_setattr_update_inode(struct inode *inode, struct iattr *attr,
NFS_I(inode)->cache_validity &= ~(NFS_INO_INVALID_ATIME
| NFS_INO_INVALID_CTIME);
if (fattr->valid & NFS_ATTR_FATTR_ATIME)
- inode->i_atime = fattr->atime;
+ inode_set_atime_to_ts(inode, fattr->atime);
else if (attr->ia_valid & ATTR_ATIME_SET)
- inode->i_atime = attr->ia_atime;
+ inode_set_atime_to_ts(inode, attr->ia_atime);
else
nfs_set_cache_invalid(inode, NFS_INO_INVALID_ATIME);
@@ -758,9 +758,9 @@ void nfs_setattr_update_inode(struct inode *inode, struct iattr *attr,
NFS_I(inode)->cache_validity &= ~(NFS_INO_INVALID_MTIME
| NFS_INO_INVALID_CTIME);
if (fattr->valid & NFS_ATTR_FATTR_MTIME)
- inode->i_mtime = fattr->mtime;
+ inode_set_mtime_to_ts(inode, fattr->mtime);
else if (attr->ia_valid & ATTR_MTIME_SET)
- inode->i_mtime = attr->ia_mtime;
+ inode_set_mtime_to_ts(inode, attr->ia_mtime);
else
nfs_set_cache_invalid(inode, NFS_INO_INVALID_MTIME);
@@ -1451,11 +1451,11 @@ static void nfs_wcc_update_inode(struct inode *inode, struct nfs_fattr *fattr)
inode_set_ctime_to_ts(inode, fattr->ctime);
}
- ts = inode->i_mtime;
+ ts = inode_get_mtime(inode);
if ((fattr->valid & NFS_ATTR_FATTR_PREMTIME)
&& (fattr->valid & NFS_ATTR_FATTR_MTIME)
&& timespec64_equal(&ts, &fattr->pre_mtime)) {
- inode->i_mtime = fattr->mtime;
+ inode_set_mtime_to_ts(inode, fattr->mtime);
}
if ((fattr->valid & NFS_ATTR_FATTR_PRESIZE)
&& (fattr->valid & NFS_ATTR_FATTR_SIZE)
@@ -1506,7 +1506,7 @@ static int nfs_check_inode_attributes(struct inode *inode, struct nfs_fattr *fat
if ((fattr->valid & NFS_ATTR_FATTR_CHANGE) != 0 && !inode_eq_iversion_raw(inode, fattr->change_attr))
invalid |= NFS_INO_INVALID_CHANGE;
- ts = inode->i_mtime;
+ ts = inode_get_mtime(inode);
if ((fattr->valid & NFS_ATTR_FATTR_MTIME) && !timespec64_equal(&ts, &fattr->mtime))
invalid |= NFS_INO_INVALID_MTIME;
@@ -1534,7 +1534,7 @@ static int nfs_check_inode_attributes(struct inode *inode, struct nfs_fattr *fat
if ((fattr->valid & NFS_ATTR_FATTR_NLINK) && inode->i_nlink != fattr->nlink)
invalid |= NFS_INO_INVALID_NLINK;
- ts = inode->i_atime;
+ ts = inode_get_atime(inode);
if ((fattr->valid & NFS_ATTR_FATTR_ATIME) && !timespec64_equal(&ts, &fattr->atime))
invalid |= NFS_INO_INVALID_ATIME;
@@ -2002,7 +2002,7 @@ int nfs_post_op_update_inode_force_wcc_locked(struct inode *inode, struct nfs_fa
}
if ((fattr->valid & NFS_ATTR_FATTR_MTIME) != 0 &&
(fattr->valid & NFS_ATTR_FATTR_PREMTIME) == 0) {
- fattr->pre_mtime = inode->i_mtime;
+ fattr->pre_mtime = inode_get_mtime(inode);
fattr->valid |= NFS_ATTR_FATTR_PREMTIME;
}
if ((fattr->valid & NFS_ATTR_FATTR_SIZE) != 0 &&
@@ -2184,7 +2184,7 @@ static int nfs_update_inode(struct inode *inode, struct nfs_fattr *fattr)
}
if (fattr->valid & NFS_ATTR_FATTR_MTIME)
- inode->i_mtime = fattr->mtime;
+ inode_set_mtime_to_ts(inode, fattr->mtime);
else if (fattr_supported & NFS_ATTR_FATTR_MTIME)
nfsi->cache_validity |=
save_cache_validity & NFS_INO_INVALID_MTIME;
@@ -2220,7 +2220,7 @@ static int nfs_update_inode(struct inode *inode, struct nfs_fattr *fattr)
save_cache_validity & NFS_INO_INVALID_SIZE;
if (fattr->valid & NFS_ATTR_FATTR_ATIME)
- inode->i_atime = fattr->atime;
+ inode_set_atime_to_ts(inode, fattr->atime);
else if (fattr_supported & NFS_ATTR_FATTR_ATIME)
nfsi->cache_validity |=
save_cache_validity & NFS_INO_INVALID_ATIME;
diff --git a/fs/nfs/nfs.h b/fs/nfs/nfs.h
index 5ba00610aede..0d3ce0460e35 100644
--- a/fs/nfs/nfs.h
+++ b/fs/nfs/nfs.h
@@ -18,7 +18,7 @@ struct nfs_subversion {
const struct rpc_version *rpc_vers; /* NFS version information */
const struct nfs_rpc_ops *rpc_ops; /* NFS operations */
const struct super_operations *sops; /* NFS Super operations */
- const struct xattr_handler **xattr; /* NFS xattr handlers */
+ const struct xattr_handler * const *xattr; /* NFS xattr handlers */
struct list_head list; /* List of NFS versions */
};
diff --git a/fs/nfs/nfs42xattr.c b/fs/nfs/nfs42xattr.c
index 911f634ba3da..2ad66a8922f4 100644
--- a/fs/nfs/nfs42xattr.c
+++ b/fs/nfs/nfs42xattr.c
@@ -796,28 +796,9 @@ static unsigned long nfs4_xattr_cache_scan(struct shrinker *shrink,
static unsigned long nfs4_xattr_entry_scan(struct shrinker *shrink,
struct shrink_control *sc);
-static struct shrinker nfs4_xattr_cache_shrinker = {
- .count_objects = nfs4_xattr_cache_count,
- .scan_objects = nfs4_xattr_cache_scan,
- .seeks = DEFAULT_SEEKS,
- .flags = SHRINKER_MEMCG_AWARE,
-};
-
-static struct shrinker nfs4_xattr_entry_shrinker = {
- .count_objects = nfs4_xattr_entry_count,
- .scan_objects = nfs4_xattr_entry_scan,
- .seeks = DEFAULT_SEEKS,
- .batch = 512,
- .flags = SHRINKER_MEMCG_AWARE,
-};
-
-static struct shrinker nfs4_xattr_large_entry_shrinker = {
- .count_objects = nfs4_xattr_entry_count,
- .scan_objects = nfs4_xattr_entry_scan,
- .seeks = 1,
- .batch = 512,
- .flags = SHRINKER_MEMCG_AWARE,
-};
+static struct shrinker *nfs4_xattr_cache_shrinker;
+static struct shrinker *nfs4_xattr_entry_shrinker;
+static struct shrinker *nfs4_xattr_large_entry_shrinker;
static enum lru_status
cache_lru_isolate(struct list_head *item,
@@ -943,7 +924,7 @@ nfs4_xattr_entry_scan(struct shrinker *shrink, struct shrink_control *sc)
struct nfs4_xattr_entry *entry;
struct list_lru *lru;
- lru = (shrink == &nfs4_xattr_large_entry_shrinker) ?
+ lru = (shrink == nfs4_xattr_large_entry_shrinker) ?
&nfs4_xattr_large_entry_lru : &nfs4_xattr_entry_lru;
freed = list_lru_shrink_walk(lru, sc, entry_lru_isolate, &dispose);
@@ -971,7 +952,7 @@ nfs4_xattr_entry_count(struct shrinker *shrink, struct shrink_control *sc)
unsigned long count;
struct list_lru *lru;
- lru = (shrink == &nfs4_xattr_large_entry_shrinker) ?
+ lru = (shrink == nfs4_xattr_large_entry_shrinker) ?
&nfs4_xattr_large_entry_lru : &nfs4_xattr_entry_lru;
count = list_lru_shrink_count(lru, sc);
@@ -991,18 +972,34 @@ static void nfs4_xattr_cache_init_once(void *p)
INIT_LIST_HEAD(&cache->dispose);
}
-static int nfs4_xattr_shrinker_init(struct shrinker *shrinker,
- struct list_lru *lru, const char *name)
+typedef unsigned long (*count_objects_cb)(struct shrinker *s,
+ struct shrink_control *sc);
+typedef unsigned long (*scan_objects_cb)(struct shrinker *s,
+ struct shrink_control *sc);
+
+static int __init nfs4_xattr_shrinker_init(struct shrinker **shrinker,
+ struct list_lru *lru, const char *name,
+ count_objects_cb count,
+ scan_objects_cb scan, long batch, int seeks)
{
- int ret = 0;
+ int ret;
- ret = register_shrinker(shrinker, name);
- if (ret)
+ *shrinker = shrinker_alloc(SHRINKER_MEMCG_AWARE, name);
+ if (!*shrinker)
+ return -ENOMEM;
+
+ ret = list_lru_init_memcg(lru, *shrinker);
+ if (ret) {
+ shrinker_free(*shrinker);
return ret;
+ }
- ret = list_lru_init_memcg(lru, shrinker);
- if (ret)
- unregister_shrinker(shrinker);
+ (*shrinker)->count_objects = count;
+ (*shrinker)->scan_objects = scan;
+ (*shrinker)->batch = batch;
+ (*shrinker)->seeks = seeks;
+
+ shrinker_register(*shrinker);
return ret;
}
@@ -1010,7 +1007,7 @@ static int nfs4_xattr_shrinker_init(struct shrinker *shrinker,
static void nfs4_xattr_shrinker_destroy(struct shrinker *shrinker,
struct list_lru *lru)
{
- unregister_shrinker(shrinker);
+ shrinker_free(shrinker);
list_lru_destroy(lru);
}
@@ -1026,27 +1023,31 @@ int __init nfs4_xattr_cache_init(void)
return -ENOMEM;
ret = nfs4_xattr_shrinker_init(&nfs4_xattr_cache_shrinker,
- &nfs4_xattr_cache_lru,
- "nfs-xattr_cache");
+ &nfs4_xattr_cache_lru, "nfs-xattr_cache",
+ nfs4_xattr_cache_count,
+ nfs4_xattr_cache_scan, 0, DEFAULT_SEEKS);
if (ret)
goto out1;
ret = nfs4_xattr_shrinker_init(&nfs4_xattr_entry_shrinker,
- &nfs4_xattr_entry_lru,
- "nfs-xattr_entry");
+ &nfs4_xattr_entry_lru, "nfs-xattr_entry",
+ nfs4_xattr_entry_count,
+ nfs4_xattr_entry_scan, 512, DEFAULT_SEEKS);
if (ret)
goto out2;
ret = nfs4_xattr_shrinker_init(&nfs4_xattr_large_entry_shrinker,
&nfs4_xattr_large_entry_lru,
- "nfs-xattr_large_entry");
+ "nfs-xattr_large_entry",
+ nfs4_xattr_entry_count,
+ nfs4_xattr_entry_scan, 512, 1);
if (!ret)
return 0;
- nfs4_xattr_shrinker_destroy(&nfs4_xattr_entry_shrinker,
+ nfs4_xattr_shrinker_destroy(nfs4_xattr_entry_shrinker,
&nfs4_xattr_entry_lru);
out2:
- nfs4_xattr_shrinker_destroy(&nfs4_xattr_cache_shrinker,
+ nfs4_xattr_shrinker_destroy(nfs4_xattr_cache_shrinker,
&nfs4_xattr_cache_lru);
out1:
kmem_cache_destroy(nfs4_xattr_cache_cachep);
@@ -1056,11 +1057,11 @@ out1:
void nfs4_xattr_cache_exit(void)
{
- nfs4_xattr_shrinker_destroy(&nfs4_xattr_large_entry_shrinker,
+ nfs4_xattr_shrinker_destroy(nfs4_xattr_large_entry_shrinker,
&nfs4_xattr_large_entry_lru);
- nfs4_xattr_shrinker_destroy(&nfs4_xattr_entry_shrinker,
+ nfs4_xattr_shrinker_destroy(nfs4_xattr_entry_shrinker,
&nfs4_xattr_entry_lru);
- nfs4_xattr_shrinker_destroy(&nfs4_xattr_cache_shrinker,
+ nfs4_xattr_shrinker_destroy(nfs4_xattr_cache_shrinker,
&nfs4_xattr_cache_lru);
kmem_cache_destroy(nfs4_xattr_cache_cachep);
}
diff --git a/fs/nfs/nfs4_fs.h b/fs/nfs/nfs4_fs.h
index 47c5c1f86d66..827d00e2f094 100644
--- a/fs/nfs/nfs4_fs.h
+++ b/fs/nfs/nfs4_fs.h
@@ -315,7 +315,7 @@ extern struct rpc_clnt *nfs4_proc_lookup_mountpoint(struct inode *,
struct nfs_fh *,
struct nfs_fattr *);
extern int nfs4_proc_secinfo(struct inode *, const struct qstr *, struct nfs4_secinfo_flavors *);
-extern const struct xattr_handler *nfs4_xattr_handlers[];
+extern const struct xattr_handler * const nfs4_xattr_handlers[];
extern int nfs4_set_rw_stateid(nfs4_stateid *stateid,
const struct nfs_open_context *ctx,
const struct nfs_lock_context *l_ctx,
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 5ee283eb9660..a654d7234f51 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -10737,7 +10737,7 @@ static const struct xattr_handler nfs4_xattr_nfs4_user_handler = {
};
#endif
-const struct xattr_handler *nfs4_xattr_handlers[] = {
+const struct xattr_handler * const nfs4_xattr_handlers[] = {
&nfs4_xattr_nfs4_acl_handler,
#if defined(CONFIG_NFS_V4_1)
&nfs4_xattr_nfs4_dacl_handler,
diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index 0d6473cb00cb..2667ab753d42 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -129,11 +129,7 @@ static void nfs_ssc_unregister_ops(void)
}
#endif /* CONFIG_NFS_V4_2 */
-static struct shrinker acl_shrinker = {
- .count_objects = nfs_access_cache_count,
- .scan_objects = nfs_access_cache_scan,
- .seeks = DEFAULT_SEEKS,
-};
+static struct shrinker *acl_shrinker;
/*
* Register the NFS filesystems
@@ -153,9 +149,18 @@ int __init register_nfs_fs(void)
ret = nfs_register_sysctl();
if (ret < 0)
goto error_2;
- ret = register_shrinker(&acl_shrinker, "nfs-acl");
- if (ret < 0)
+
+ acl_shrinker = shrinker_alloc(0, "nfs-acl");
+ if (!acl_shrinker) {
+ ret = -ENOMEM;
goto error_3;
+ }
+
+ acl_shrinker->count_objects = nfs_access_cache_count;
+ acl_shrinker->scan_objects = nfs_access_cache_scan;
+
+ shrinker_register(acl_shrinker);
+
#ifdef CONFIG_NFS_V4_2
nfs_ssc_register_ops();
#endif
@@ -175,7 +180,7 @@ error_0:
*/
void __exit unregister_nfs_fs(void)
{
- unregister_shrinker(&acl_shrinker);
+ shrinker_free(acl_shrinker);
nfs_unregister_sysctl();
unregister_nfs4_fs();
#ifdef CONFIG_NFS_V4_2
@@ -1071,7 +1076,7 @@ static void nfs_fill_super(struct super_block *sb, struct nfs_fs_context *ctx)
sb->s_export_op = &nfs_export_ops;
break;
case 4:
- sb->s_flags |= SB_POSIXACL;
+ sb->s_iflags |= SB_I_NOUMASK;
sb->s_time_gran = 1;
sb->s_time_min = S64_MIN;
sb->s_time_max = S64_MAX;
generated by cgit v1.2.3 (git 2.39.0) at 2024-10-05 14:57:57 +0300