aboutsummaryrefslogtreecommitdiffstats
path: root/fs/btrfs
diff options
context:
space:
mode:
Diffstat (limited to 'fs/btrfs')
-rw-r--r--fs/btrfs/acl.c137
-rw-r--r--fs/btrfs/check-integrity.c8
-rw-r--r--fs/btrfs/compression.c27
-rw-r--r--fs/btrfs/ctree.h7
-rw-r--r--fs/btrfs/disk-io.c13
-rw-r--r--fs/btrfs/extent_io.c49
-rw-r--r--fs/btrfs/file-item.c19
-rw-r--r--fs/btrfs/inode.c52
-rw-r--r--fs/btrfs/ioctl.c70
-rw-r--r--fs/btrfs/raid56.c22
-rw-r--r--fs/btrfs/scrub.c12
-rw-r--r--fs/btrfs/tests/free-space-tests.c4
-rw-r--r--fs/btrfs/volumes.c19
-rw-r--r--fs/btrfs/xattr.c5
-rw-r--r--fs/btrfs/xattr.h2
15 files changed, 160 insertions, 286 deletions
diff --git a/fs/btrfs/acl.c b/fs/btrfs/acl.c
index 460f36bae672..ff9b3995d453 100644
--- a/fs/btrfs/acl.c
+++ b/fs/btrfs/acl.c
@@ -35,13 +35,6 @@ struct posix_acl *btrfs_get_acl(struct inode *inode, int type)
char *value = NULL;
struct posix_acl *acl;
- if (!IS_POSIXACL(inode))
- return NULL;
-
- acl = get_cached_acl(inode, type);
- if (acl != ACL_NOT_CACHED)
- return acl;
-
switch (type) {
case ACL_TYPE_ACCESS:
name = POSIX_ACL_XATTR_ACCESS;
@@ -76,31 +69,10 @@ struct posix_acl *btrfs_get_acl(struct inode *inode, int type)
return acl;
}
-static int btrfs_xattr_acl_get(struct dentry *dentry, const char *name,
- void *value, size_t size, int type)
-{
- struct posix_acl *acl;
- int ret = 0;
-
- if (!IS_POSIXACL(dentry->d_inode))
- return -EOPNOTSUPP;
-
- acl = btrfs_get_acl(dentry->d_inode, type);
-
- if (IS_ERR(acl))
- return PTR_ERR(acl);
- if (acl == NULL)
- return -ENODATA;
- ret = posix_acl_to_xattr(&init_user_ns, acl, value, size);
- posix_acl_release(acl);
-
- return ret;
-}
-
/*
* Needs to be called with fs_mutex held
*/
-static int btrfs_set_acl(struct btrfs_trans_handle *trans,
+static int __btrfs_set_acl(struct btrfs_trans_handle *trans,
struct inode *inode, struct posix_acl *acl, int type)
{
int ret, size = 0;
@@ -158,35 +130,9 @@ out:
return ret;
}
-static int btrfs_xattr_acl_set(struct dentry *dentry, const char *name,
- const void *value, size_t size, int flags, int type)
+int btrfs_set_acl(struct inode *inode, struct posix_acl *acl, int type)
{
- int ret;
- struct posix_acl *acl = NULL;
-
- if (!inode_owner_or_capable(dentry->d_inode))
- return -EPERM;
-
- if (!IS_POSIXACL(dentry->d_inode))
- return -EOPNOTSUPP;
-
- if (value) {
- acl = posix_acl_from_xattr(&init_user_ns, value, size);
- if (IS_ERR(acl))
- return PTR_ERR(acl);
-
- if (acl) {
- ret = posix_acl_valid(acl);
- if (ret)
- goto out;
- }
- }
-
- ret = btrfs_set_acl(NULL, dentry->d_inode, acl, type);
-out:
- posix_acl_release(acl);
-
- return ret;
+ return __btrfs_set_acl(NULL, inode, acl, type);
}
/*
@@ -197,78 +143,31 @@ out:
int btrfs_init_acl(struct btrfs_trans_handle *trans,
struct inode *inode, struct inode *dir)
{
- struct posix_acl *acl = NULL;
+ struct posix_acl *default_acl, *acl;
int ret = 0;
/* this happens with subvols */
if (!dir)
return 0;
- if (!S_ISLNK(inode->i_mode)) {
- if (IS_POSIXACL(dir)) {
- acl = btrfs_get_acl(dir, ACL_TYPE_DEFAULT);
- if (IS_ERR(acl))
- return PTR_ERR(acl);
- }
+ ret = posix_acl_create(dir, &inode->i_mode, &default_acl, &acl);
+ if (ret)
+ return ret;
- if (!acl)
- inode->i_mode &= ~current_umask();
+ if (default_acl) {
+ ret = __btrfs_set_acl(trans, inode, default_acl,
+ ACL_TYPE_DEFAULT);
+ posix_acl_release(default_acl);
}
- if (IS_POSIXACL(dir) && acl) {
- if (S_ISDIR(inode->i_mode)) {
- ret = btrfs_set_acl(trans, inode, acl,
- ACL_TYPE_DEFAULT);
- if (ret)
- goto failed;
- }
- ret = posix_acl_create(&acl, GFP_NOFS, &inode->i_mode);
- if (ret < 0)
- return ret;
- if (ret > 0) /* we need an acl */
- ret = btrfs_set_acl(trans, inode, acl, ACL_TYPE_ACCESS);
- } else {
- cache_no_acl(inode);
+ if (acl) {
+ if (!ret)
+ ret = __btrfs_set_acl(trans, inode, acl,
+ ACL_TYPE_ACCESS);
+ posix_acl_release(acl);
}
-failed:
- posix_acl_release(acl);
-
- return ret;
-}
-
-int btrfs_acl_chmod(struct inode *inode)
-{
- struct posix_acl *acl;
- int ret = 0;
-
- if (S_ISLNK(inode->i_mode))
- return -EOPNOTSUPP;
-
- if (!IS_POSIXACL(inode))
- return 0;
- acl = btrfs_get_acl(inode, ACL_TYPE_ACCESS);
- if (IS_ERR_OR_NULL(acl))
- return PTR_ERR(acl);
-
- ret = posix_acl_chmod(&acl, GFP_KERNEL, inode->i_mode);
- if (ret)
- return ret;
- ret = btrfs_set_acl(NULL, inode, acl, ACL_TYPE_ACCESS);
- posix_acl_release(acl);
+ if (!default_acl && !acl)
+ cache_no_acl(inode);
return ret;
}
-
-const struct xattr_handler btrfs_xattr_acl_default_handler = {
- .prefix = POSIX_ACL_XATTR_DEFAULT,
- .flags = ACL_TYPE_DEFAULT,
- .get = btrfs_xattr_acl_get,
- .set = btrfs_xattr_acl_set,
-};
-
-const struct xattr_handler btrfs_xattr_acl_access_handler = {
- .prefix = POSIX_ACL_XATTR_ACCESS,
- .flags = ACL_TYPE_ACCESS,
- .get = btrfs_xattr_acl_get,
- .set = btrfs_xattr_acl_set,
-};
diff --git a/fs/btrfs/check-integrity.c b/fs/btrfs/check-integrity.c
index 39bfd56a1f26..0e8388e72d8d 100644
--- a/fs/btrfs/check-integrity.c
+++ b/fs/btrfs/check-integrity.c
@@ -1699,7 +1699,7 @@ static int btrfsic_read_block(struct btrfsic_state *state,
return -1;
}
bio->bi_bdev = block_ctx->dev->bdev;
- bio->bi_sector = dev_bytenr >> 9;
+ bio->bi_iter.bi_sector = dev_bytenr >> 9;
for (j = i; j < num_pages; j++) {
ret = bio_add_page(bio, block_ctx->pagev[j],
@@ -3017,7 +3017,7 @@ static void __btrfsic_submit_bio(int rw, struct bio *bio)
int bio_is_patched;
char **mapped_datav;
- dev_bytenr = 512 * bio->bi_sector;
+ dev_bytenr = 512 * bio->bi_iter.bi_sector;
bio_is_patched = 0;
if (dev_state->state->print_mask &
BTRFSIC_PRINT_MASK_SUBMIT_BIO_BH)
@@ -3025,8 +3025,8 @@ static void __btrfsic_submit_bio(int rw, struct bio *bio)
"submit_bio(rw=0x%x, bi_vcnt=%u,"
" bi_sector=%llu (bytenr %llu), bi_bdev=%p)\n",
rw, bio->bi_vcnt,
- (unsigned long long)bio->bi_sector, dev_bytenr,
- bio->bi_bdev);
+ (unsigned long long)bio->bi_iter.bi_sector,
+ dev_bytenr, bio->bi_bdev);
mapped_datav = kmalloc(sizeof(*mapped_datav) * bio->bi_vcnt,
GFP_NOFS);
diff --git a/fs/btrfs/compression.c b/fs/btrfs/compression.c
index af815eb8f970..e2600cdb6c25 100644
--- a/fs/btrfs/compression.c
+++ b/fs/btrfs/compression.c
@@ -171,7 +171,8 @@ static void end_compressed_bio_read(struct bio *bio, int err)
goto out;
inode = cb->inode;
- ret = check_compressed_csum(inode, cb, (u64)bio->bi_sector << 9);
+ ret = check_compressed_csum(inode, cb,
+ (u64)bio->bi_iter.bi_sector << 9);
if (ret)
goto csum_failed;
@@ -200,18 +201,16 @@ csum_failed:
if (cb->errors) {
bio_io_error(cb->orig_bio);
} else {
- int bio_index = 0;
- struct bio_vec *bvec = cb->orig_bio->bi_io_vec;
+ int i;
+ struct bio_vec *bvec;
/*
* we have verified the checksum already, set page
* checked so the end_io handlers know about it
*/
- while (bio_index < cb->orig_bio->bi_vcnt) {
+ bio_for_each_segment_all(bvec, cb->orig_bio, i)
SetPageChecked(bvec->bv_page);
- bvec++;
- bio_index++;
- }
+
bio_endio(cb->orig_bio, 0);
}
@@ -371,7 +370,7 @@ int btrfs_submit_compressed_write(struct inode *inode, u64 start,
for (pg_index = 0; pg_index < cb->nr_pages; pg_index++) {
page = compressed_pages[pg_index];
page->mapping = inode->i_mapping;
- if (bio->bi_size)
+ if (bio->bi_iter.bi_size)
ret = io_tree->ops->merge_bio_hook(WRITE, page, 0,
PAGE_CACHE_SIZE,
bio, 0);
@@ -506,7 +505,7 @@ static noinline int add_ra_bio_pages(struct inode *inode,
if (!em || last_offset < em->start ||
(last_offset + PAGE_CACHE_SIZE > extent_map_end(em)) ||
- (em->block_start >> 9) != cb->orig_bio->bi_sector) {
+ (em->block_start >> 9) != cb->orig_bio->bi_iter.bi_sector) {
free_extent_map(em);
unlock_extent(tree, last_offset, end);
unlock_page(page);
@@ -552,7 +551,7 @@ next:
* in it. We don't actually do IO on those pages but allocate new ones
* to hold the compressed pages on disk.
*
- * bio->bi_sector points to the compressed extent on disk
+ * bio->bi_iter.bi_sector points to the compressed extent on disk
* bio->bi_io_vec points to all of the inode pages
* bio->bi_vcnt is a count of pages
*
@@ -573,7 +572,7 @@ int btrfs_submit_compressed_read(struct inode *inode, struct bio *bio,
struct page *page;
struct block_device *bdev;
struct bio *comp_bio;
- u64 cur_disk_byte = (u64)bio->bi_sector << 9;
+ u64 cur_disk_byte = (u64)bio->bi_iter.bi_sector << 9;
u64 em_len;
u64 em_start;
struct extent_map *em;
@@ -659,7 +658,7 @@ int btrfs_submit_compressed_read(struct inode *inode, struct bio *bio,
page->mapping = inode->i_mapping;
page->index = em_start >> PAGE_CACHE_SHIFT;
- if (comp_bio->bi_size)
+ if (comp_bio->bi_iter.bi_size)
ret = tree->ops->merge_bio_hook(READ, page, 0,
PAGE_CACHE_SIZE,
comp_bio, 0);
@@ -687,8 +686,8 @@ int btrfs_submit_compressed_read(struct inode *inode, struct bio *bio,
comp_bio, sums);
BUG_ON(ret); /* -ENOMEM */
}
- sums += (comp_bio->bi_size + root->sectorsize - 1) /
- root->sectorsize;
+ sums += (comp_bio->bi_iter.bi_size +
+ root->sectorsize - 1) / root->sectorsize;
ret = btrfs_map_bio(root, READ, comp_bio,
mirror_num, 0);
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index fceddbdfdd3d..2c1a42ca519f 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -3963,20 +3963,17 @@ do { \
/* acl.c */
#ifdef CONFIG_BTRFS_FS_POSIX_ACL
struct posix_acl *btrfs_get_acl(struct inode *inode, int type);
+int btrfs_set_acl(struct inode *inode, struct posix_acl *acl, int type);
int btrfs_init_acl(struct btrfs_trans_handle *trans,
struct inode *inode, struct inode *dir);
-int btrfs_acl_chmod(struct inode *inode);
#else
#define btrfs_get_acl NULL
+#define btrfs_set_acl NULL
static inline int btrfs_init_acl(struct btrfs_trans_handle *trans,
struct inode *inode, struct inode *dir)
{
return 0;
}
-static inline int btrfs_acl_chmod(struct inode *inode)
-{
- return 0;
-}
#endif
/* relocation.c */
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 3903bd3f8d2b..5215f04260b2 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -839,20 +839,17 @@ int btrfs_wq_submit_bio(struct btrfs_fs_info *fs_info, struct inode *inode,
static int btree_csum_one_bio(struct bio *bio)
{
- struct bio_vec *bvec = bio->bi_io_vec;
- int bio_index = 0;
+ struct bio_vec *bvec;
struct btrfs_root *root;
- int ret = 0;
+ int i, ret = 0;
- WARN_ON(bio->bi_vcnt <= 0);
- while (bio_index < bio->bi_vcnt) {
+ bio_for_each_segment_all(bvec, bio, i) {
root = BTRFS_I(bvec->bv_page->mapping->host)->root;
ret = csum_dirty_buffer(root, bvec->bv_page);
if (ret)
break;
- bio_index++;
- bvec++;
}
+
return ret;
}
@@ -1680,7 +1677,7 @@ static void end_workqueue_fn(struct btrfs_work *work)
bio->bi_private = end_io_wq->private;
bio->bi_end_io = end_io_wq->end_io;
kfree(end_io_wq);
- bio_endio(bio, error);
+ bio_endio_nodec(bio, error);
}
static int cleaner_kthread(void *arg)
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index fbe501d3bd01..85bbd01f1271 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -2026,7 +2026,7 @@ int repair_io_failure(struct btrfs_fs_info *fs_info, u64 start,
bio = btrfs_io_bio_alloc(GFP_NOFS, 1);
if (!bio)
return -EIO;
- bio->bi_size = 0;
+ bio->bi_iter.bi_size = 0;
map_length = length;
ret = btrfs_map_block(fs_info, WRITE, logical,
@@ -2037,7 +2037,7 @@ int repair_io_failure(struct btrfs_fs_info *fs_info, u64 start,
}
BUG_ON(mirror_num != bbio->mirror_num);
sector = bbio->stripes[mirror_num-1].physical >> 9;
- bio->bi_sector = sector;
+ bio->bi_iter.bi_sector = sector;
dev = bbio->stripes[mirror_num-1].dev;
kfree(bbio);
if (!dev || !dev->bdev || !dev->writeable) {
@@ -2311,9 +2311,9 @@ static int bio_readpage_error(struct bio *failed_bio, u64 phy_offset,
return -EIO;
}
bio->bi_end_io = failed_bio->bi_end_io;
- bio->bi_sector = failrec->logical >> 9;
+ bio->bi_iter.bi_sector = failrec->logical >> 9;
bio->bi_bdev = BTRFS_I(inode)->root->fs_info->fs_devices->latest_bdev;
- bio->bi_size = 0;
+ bio->bi_iter.bi_size = 0;
btrfs_failed_bio = btrfs_io_bio(failed_bio);
if (btrfs_failed_bio->csum) {
@@ -2375,11 +2375,12 @@ int end_extent_writepage(struct page *page, int err, u64 start, u64 end)
*/
static void end_bio_extent_writepage(struct bio *bio, int err)
{
- struct bio_vec *bvec = bio->bi_io_vec + bio->bi_vcnt - 1;
+ struct bio_vec *bvec;
u64 start;
u64 end;
+ int i;
- do {
+ bio_for_each_segment_all(bvec, bio, i) {
struct page *page = bvec->bv_page;
/* We always issue full-page reads, but if some block
@@ -2402,14 +2403,11 @@ static void end_bio_extent_writepage(struct bio *bio, int err)
start = page_offset(page);
end = start + bvec->bv_offset + bvec->bv_len - 1;
- if (--bvec >= bio->bi_io_vec)
- prefetchw(&bvec->bv_page->flags);
-
if (end_extent_writepage(page, err, start, end))
continue;
end_page_writeback(page);
- } while (bvec >= bio->bi_io_vec);
+ }
bio_put(bio);
}
@@ -2439,9 +2437,8 @@ endio_readpage_release_extent(struct extent_io_tree *tree, u64 start, u64 len,
*/
static void end_bio_extent_readpage(struct bio *bio, int err)
{
+ struct bio_vec *bvec;
int uptodate = test_bit(BIO_UPTODATE, &bio->bi_flags);
- struct bio_vec *bvec_end = bio->bi_io_vec + bio->bi_vcnt - 1;
- struct bio_vec *bvec = bio->bi_io_vec;
struct btrfs_io_bio *io_bio = btrfs_io_bio(bio);
struct extent_io_tree *tree;
u64 offset = 0;
@@ -2452,16 +2449,17 @@ static void end_bio_extent_readpage(struct bio *bio, int err)
u64 extent_len = 0;
int mirror;
int ret;
+ int i;
if (err)
uptodate = 0;
- do {
+ bio_for_each_segment_all(bvec, bio, i) {
struct page *page = bvec->bv_page;
struct inode *inode = page->mapping->host;
pr_debug("end_bio_extent_readpage: bi_sector=%llu, err=%d, "
- "mirror=%lu\n", (u64)bio->bi_sector, err,
+ "mirror=%lu\n", (u64)bio->bi_iter.bi_sector, err,
io_bio->mirror_num);
tree = &BTRFS_I(inode)->io_tree;
@@ -2486,9 +2484,6 @@ static void end_bio_extent_readpage(struct bio *bio, int err)
end = start + bvec->bv_offset + bvec->bv_len - 1;
len = bvec->bv_len;
- if (++bvec <= bvec_end)
- prefetchw(&bvec->bv_page->flags);
-
mirror = io_bio->mirror_num;
if (likely(uptodate && tree->ops &&
tree->ops->readpage_end_io_hook)) {
@@ -2569,7 +2564,7 @@ readpage_ok:
extent_start = start;
extent_len = end + 1 - start;
}
- } while (bvec <= bvec_end);
+ }
if (extent_len)
endio_readpage_release_extent(tree, extent_start, extent_len,
@@ -2600,9 +2595,8 @@ btrfs_bio_alloc(struct block_device *bdev, u64 first_sector, int nr_vecs,
}
if (bio) {
- bio->bi_size = 0;
bio->bi_bdev = bdev;
- bio->bi_sector = first_sector;
+ bio->bi_iter.bi_sector = first_sector;
btrfs_bio = btrfs_io_bio(bio);
btrfs_bio->csum = NULL;
btrfs_bio->csum_allocated = NULL;
@@ -2696,7 +2690,7 @@ static int submit_extent_page(int rw, struct extent_io_tree *tree,
if (bio_ret && *bio_ret) {
bio = *bio_ret;
if (old_compressed)
- contig = bio->bi_sector == sector;
+ contig = bio->bi_iter.bi_sector == sector;
else
contig = bio_end_sector(bio) == sector;
@@ -3463,20 +3457,18 @@ static void end_extent_buffer_writeback(struct extent_buffer *eb)
static void end_bio_extent_buffer_writepage(struct bio *bio, int err)
{
- int uptodate = err == 0;
- struct bio_vec *bvec = bio->bi_io_vec + bio->bi_vcnt - 1;
+ struct bio_vec *bvec;
struct extent_buffer *eb;
- int done;
+ int i, done;
- do {
+ bio_for_each_segment_all(bvec, bio, i) {
struct page *page = bvec->bv_page;
- bvec--;
eb = (struct extent_buffer *)page->private;
BUG_ON(!eb);
done = atomic_dec_and_test(&eb->io_pages);
- if (!uptodate || test_bit(EXTENT_BUFFER_IOERR, &eb->bflags)) {
+ if (err || test_bit(EXTENT_BUFFER_IOERR, &eb->bflags)) {
set_bit(EXTENT_BUFFER_IOERR, &eb->bflags);
ClearPageUptodate(page);
SetPageError(page);
@@ -3488,10 +3480,9 @@ static void end_bio_extent_buffer_writepage(struct bio *bio, int err)
continue;
end_extent_buffer_writeback(eb);
- } while (bvec >= bio->bi_io_vec);
+ }
bio_put(bio);
-
}
static int write_one_eb(struct extent_buffer *eb,
diff --git a/fs/btrfs/file-item.c b/fs/btrfs/file-item.c
index 9d846588f722..127555b29f58 100644
--- a/fs/btrfs/file-item.c
+++ b/fs/btrfs/file-item.c
@@ -182,7 +182,7 @@ static int __btrfs_lookup_bio_sums(struct btrfs_root *root,
if (!path)
return -ENOMEM;
- nblocks = bio->bi_size >> inode->i_sb->s_blocksize_bits;
+ nblocks = bio->bi_iter.bi_size >> inode->i_sb->s_blocksize_bits;
if (!dst) {
if (nblocks * csum_size > BTRFS_BIO_INLINE_CSUM_SIZE) {
btrfs_bio->csum_allocated = kmalloc(nblocks * csum_size,
@@ -201,7 +201,7 @@ static int __btrfs_lookup_bio_sums(struct btrfs_root *root,
csum = (u8 *)dst;
}
- if (bio->bi_size > PAGE_CACHE_SIZE * 8)
+ if (bio->bi_iter.bi_size > PAGE_CACHE_SIZE * 8)
path->reada = 2;
WARN_ON(bio->bi_vcnt <= 0);
@@ -217,7 +217,7 @@ static int __btrfs_lookup_bio_sums(struct btrfs_root *root,
path->skip_locking = 1;
}
- disk_bytenr = (u64)bio->bi_sector << 9;
+ disk_bytenr = (u64)bio->bi_iter.bi_sector << 9;
if (dio)
offset = logical_offset;
while (bio_index < bio->bi_vcnt) {
@@ -302,7 +302,7 @@ int btrfs_lookup_bio_sums_dio(struct btrfs_root *root, struct inode *inode,
struct btrfs_dio_private *dip, struct bio *bio,
u64 offset)
{
- int len = (bio->bi_sector << 9) - dip->disk_bytenr;
+ int len = (bio->bi_iter.bi_sector << 9) - dip->disk_bytenr;
u16 csum_size = btrfs_super_csum_size(root->fs_info->super_copy);
int ret;
@@ -447,11 +447,12 @@ int btrfs_csum_one_bio(struct btrfs_root *root, struct inode *inode,
u64 offset;
WARN_ON(bio->bi_vcnt <= 0);
- sums = kzalloc(btrfs_ordered_sum_size(root, bio->bi_size), GFP_NOFS);
+ sums = kzalloc(btrfs_ordered_sum_size(root, bio->bi_iter.bi_size),
+ GFP_NOFS);
if (!sums)
return -ENOMEM;
- sums->len = bio->bi_size;
+ sums->len = bio->bi_iter.bi_size;
INIT_LIST_HEAD(&sums->list);
if (contig)
@@ -461,7 +462,7 @@ int btrfs_csum_one_bio(struct btrfs_root *root, struct inode *inode,
ordered = btrfs_lookup_ordered_extent(inode, offset);
BUG_ON(!ordered); /* Logic error */
- sums->bytenr = (u64)bio->bi_sector << 9;
+ sums->bytenr = (u64)bio->bi_iter.bi_sector << 9;
index = 0;
while (bio_index < bio->bi_vcnt) {
@@ -476,7 +477,7 @@ int btrfs_csum_one_bio(struct btrfs_root *root, struct inode *inode,
btrfs_add_ordered_sum(inode, ordered, sums);
btrfs_put_ordered_extent(ordered);
- bytes_left = bio->bi_size - total_bytes;
+ bytes_left = bio->bi_iter.bi_size - total_bytes;
sums = kzalloc(btrfs_ordered_sum_size(root, bytes_left),
GFP_NOFS);
@@ -484,7 +485,7 @@ int btrfs_csum_one_bio(struct btrfs_root *root, struct inode *inode,
sums->len = bytes_left;
ordered = btrfs_lookup_ordered_extent(inode, offset);
BUG_ON(!ordered); /* Logic error */
- sums->bytenr = ((u64)bio->bi_sector << 9) +
+ sums->bytenr = ((u64)bio->bi_iter.bi_sector << 9) +
total_bytes;
index = 0;
}
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 1af34d0c744b..184e9cb39647 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -1597,7 +1597,7 @@ int btrfs_merge_bio_hook(int rw, struct page *page, unsigned long offset,
unsigned long bio_flags)
{
struct btrfs_root *root = BTRFS_I(page->mapping->host)->root;
- u64 logical = (u64)bio->bi_sector << 9;
+ u64 logical = (u64)bio->bi_iter.bi_sector << 9;
u64 length = 0;
u64 map_length;
int ret;
@@ -1605,7 +1605,7 @@ int btrfs_merge_bio_hook(int rw, struct page *page, unsigned long offset,
if (bio_flags & EXTENT_BIO_COMPRESSED)
return 0;
- length = bio->bi_size;
+ length = bio->bi_iter.bi_size;
map_length = length;
ret = btrfs_map_block(root->fs_info, rw, logical,
&map_length, NULL, 0);
@@ -4454,8 +4454,12 @@ static int btrfs_setsize(struct inode *inode, struct iattr *attr)
* these flags set. For all other operations the VFS set these flags
* explicitly if it wants a timestamp update.
*/
- if (newsize != oldsize && (!(mask & (ATTR_CTIME | ATTR_MTIME))))
- inode->i_ctime = inode->i_mtime = current_fs_time(inode->i_sb);
+ if (newsize != oldsize) {
+ inode_inc_iversion(inode);
+ if (!(mask & (ATTR_CTIME | ATTR_MTIME)))
+ inode->i_ctime = inode->i_mtime =
+ current_fs_time(inode->i_sb);
+ }
if (newsize > oldsize) {
truncate_pagecache(inode, newsize);
@@ -4564,7 +4568,7 @@ static int btrfs_setattr(struct dentry *dentry, struct iattr *attr)
err = btrfs_dirty_inode(inode);
if (!err && attr->ia_valid & ATTR_MODE)
- err = btrfs_acl_chmod(inode);
+ err = posix_acl_chmod(inode, inode->i_mode);
}
return err;
@@ -6951,17 +6955,16 @@ unlock_err:
static void btrfs_endio_direct_read(struct bio *bio, int err)
{
struct btrfs_dio_private *dip = bio->bi_private;
- struct bio_vec *bvec_end = bio->bi_io_vec + bio->bi_vcnt - 1;
- struct bio_vec *bvec = bio->bi_io_vec;
+ struct bio_vec *bvec;
struct inode *inode = dip->inode;
struct btrfs_root *root = BTRFS_I(inode)->root;
struct bio *dio_bio;
u32 *csums = (u32 *)dip->csum;
- int index = 0;
u64 start;
+ int i;
start = dip->logical_offset;
- do {
+ bio_for_each_segment_all(bvec, bio, i) {
if (!(BTRFS_I(inode)->flags & BTRFS_INODE_NODATASUM)) {
struct page *page = bvec->bv_page;
char *kaddr;
@@ -6977,18 +6980,16 @@ static void btrfs_endio_direct_read(struct bio *bio, int err)
local_irq_restore(flags);
flush_dcache_page(bvec->bv_page);
- if (csum != csums[index]) {
+ if (csum != csums[i]) {
btrfs_err(root->fs_info, "csum failed ino %llu off %llu csum %u expected csum %u",
btrfs_ino(inode), start, csum,
- csums[index]);
+ csums[i]);
err = -EIO;
}
}
start += bvec->bv_len;
- bvec++;
- index++;
- } while (bvec <= bvec_end);
+ }
unlock_extent(&BTRFS_I(inode)->io_tree, dip->logical_offset,
dip->logical_offset + dip->bytes - 1);
@@ -7069,7 +7070,8 @@ static void btrfs_end_dio_bio(struct bio *bio, int err)
btrfs_err(BTRFS_I(dip->inode)->root->fs_info,
"direct IO failed ino %llu rw %lu sector %#Lx len %u err no %d",
btrfs_ino(dip->inode), bio->bi_rw,
- (unsigned long long)bio->bi_sector, bio->bi_size, err);
+ (unsigned long long)bio->bi_iter.bi_sector,
+ bio->bi_iter.bi_size, err);
dip->errors = 1;
/*
@@ -7160,7 +7162,7 @@ static int btrfs_submit_direct_hook(int rw, struct btrfs_dio_private *dip,
struct bio *bio;
struct bio *orig_bio = dip->orig_bio;
struct bio_vec *bvec = orig_bio->bi_io_vec;
- u64 start_sector = orig_bio->bi_sector;
+ u64 start_sector = orig_bio->bi_iter.bi_sector;
u64 file_offset = dip->logical_offset;
u64 submit_len = 0;
u64 map_length;
@@ -7168,7 +7170,7 @@ static int btrfs_submit_direct_hook(int rw, struct btrfs_dio_private *dip,
int ret = 0;
int async_submit = 0;
- map_length = orig_bio->bi_size;
+ map_length = orig_bio->bi_iter.bi_size;
ret = btrfs_map_block(root->fs_info, rw, start_sector << 9,
&map_length, NULL, 0);
if (ret) {
@@ -7176,7 +7178,7 @@ static int btrfs_submit_direct_hook(int rw, struct btrfs_dio_private *dip,
return -EIO;
}
- if (map_length >= orig_bio->bi_size) {
+ if (map_length >= orig_bio->bi_iter.bi_size) {
bio = orig_bio;
goto submit;
}
@@ -7228,7 +7230,7 @@ static int btrfs_submit_direct_hook(int rw, struct btrfs_dio_private *dip,
bio->bi_private = dip;
bio->bi_end_io = btrfs_end_dio_bio;
- map_length = orig_bio->bi_size;
+ map_length = orig_bio->bi_iter.bi_size;
ret = btrfs_map_block(root->fs_info, rw,
start_sector << 9,
&map_length, NULL, 0);
@@ -7286,7 +7288,8 @@ static void btrfs_submit_direct(int rw, struct bio *dio_bio,
if (!skip_sum && !write) {
csum_size = btrfs_super_csum_size(root->fs_info->super_copy);
- sum_len = dio_bio->bi_size >> inode->i_sb->s_blocksize_bits;
+ sum_len = dio_bio->bi_iter.bi_size >>
+ inode->i_sb->s_blocksize_bits;
sum_len *= csum_size;
} else {
sum_len = 0;
@@ -7301,8 +7304,8 @@ static void btrfs_submit_direct(int rw, struct bio *dio_bio,
dip->private = dio_bio->bi_private;
dip->inode = inode;
dip->logical_offset = file_offset;
- dip->bytes = dio_bio->bi_size;
- dip->disk_bytenr = (u64)dio_bio->bi_sector << 9;
+ dip->bytes = dio_bio->bi_iter.bi_size;
+ dip->disk_bytenr = (u64)dio_bio->bi_iter.bi_sector << 9;
io_bio->bi_private = dip;
dip->errors = 0;
dip->orig_bio = io_bio;
@@ -8847,12 +8850,14 @@ static const struct inode_operations btrfs_dir_inode_operations = {
.removexattr = btrfs_removexattr,
.permission = btrfs_permission,
.get_acl = btrfs_get_acl,
+ .set_acl = btrfs_set_acl,
.update_time = btrfs_update_time,
};
static const struct inode_operations btrfs_dir_ro_inode_operations = {
.lookup = btrfs_lookup,
.permission = btrfs_permission,
.get_acl = btrfs_get_acl,
+ .set_acl = btrfs_set_acl,
.update_time = btrfs_update_time,
};
@@ -8922,6 +8927,7 @@ static const struct inode_operations btrfs_file_inode_operations = {
.permission = btrfs_permission,
.fiemap = btrfs_fiemap,
.get_acl = btrfs_get_acl,
+ .set_acl = btrfs_set_acl,
.update_time = btrfs_update_time,
};
static const struct inode_operations btrfs_special_inode_operations = {
@@ -8933,6 +8939,7 @@ static const struct inode_operations btrfs_special_inode_operations = {
.listxattr = btrfs_listxattr,
.removexattr = btrfs_removexattr,
.get_acl = btrfs_get_acl,
+ .set_acl = btrfs_set_acl,
.update_time = btrfs_update_time,
};
static const struct inode_operations btrfs_symlink_inode_operations = {
@@ -8946,7 +8953,6 @@ static const struct inode_operations btrfs_symlink_inode_operations = {
.getxattr = btrfs_getxattr,
.listxattr = btrfs_listxattr,
.removexattr = btrfs_removexattr,
- .get_acl = btrfs_get_acl,
.update_time = btrfs_update_time,
};
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index 34772cbcc7aa..b0134892dc70 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -2735,14 +2735,11 @@ out_unlock:
#define BTRFS_MAX_DEDUPE_LEN (16 * 1024 * 1024)
static long btrfs_ioctl_file_extent_same(struct file *file,
- void __user *argp)
+ struct btrfs_ioctl_same_args __user *argp)
{
- struct btrfs_ioctl_same_args tmp;
struct btrfs_ioctl_same_args *same;
struct btrfs_ioctl_same_extent_info *info;
- struct inode *src = file->f_dentry->d_inode;
- struct file *dst_file = NULL;
- struct inode *dst;
+ struct inode *src = file_inode(file);
u64 off;
u64 len;
int i;
@@ -2750,6 +2747,7 @@ static long btrfs_ioctl_file_extent_same(struct file *file,
unsigned long size;
u64 bs = BTRFS_I(src)->root->fs_info->sb->s_blocksize;
bool is_admin = capable(CAP_SYS_ADMIN);
+ u16 count;
if (!(file->f_mode & FMODE_READ))
return -EINVAL;
@@ -2758,17 +2756,14 @@ static long btrfs_ioctl_file_extent_same(struct file *file,
if (ret)
return ret;
- if (copy_from_user(&tmp,
- (struct btrfs_ioctl_same_args __user *)argp,
- sizeof(tmp))) {
+ if (get_user(count, &argp->dest_count)) {
ret = -EFAULT;
goto out;
}
- size = sizeof(tmp) +
- tmp.dest_count * sizeof(struct btrfs_ioctl_same_extent_info);
+ size = offsetof(struct btrfs_ioctl_same_args __user, info[count]);
- same = memdup_user((struct btrfs_ioctl_same_args __user *)argp, size);
+ same = memdup_user(argp, size);
if (IS_ERR(same)) {
ret = PTR_ERR(same);
@@ -2805,52 +2800,35 @@ static long btrfs_ioctl_file_extent_same(struct file *file,
goto out;
/* pre-format output fields to sane values */
- for (i = 0; i < same->dest_count; i++) {
+ for (i = 0; i < count; i++) {
same->info[i].bytes_deduped = 0ULL;
same->info[i].status = 0;
}
- ret = 0;
- for (i = 0; i < same->dest_count; i++) {
- info = &same->info[i];
-
- dst_file = fget(info->fd);
- if (!dst_file) {
+ for (i = 0, info = same->info; i < count; i++, info++) {
+ struct inode *dst;
+ struct fd dst_file = fdget(info->fd);
+ if (!dst_file.file) {
info->status = -EBADF;
- goto next;
+ continue;
}
+ dst = file_inode(dst_file.file);
- if (!(is_admin || (dst_file->f_mode & FMODE_WRITE))) {
+ if (!(is_admin || (dst_file.file->f_mode & FMODE_WRITE))) {
info->status = -EINVAL;
- goto next;
- }
-
- info->status = -EXDEV;
- if (file->f_path.mnt != dst_file->f_path.mnt)
- goto next;
-
- dst = dst_file->f_dentry->d_inode;
- if (src->i_sb != dst->i_sb)
- goto next;
-
- if (S_ISDIR(dst->i_mode)) {
+ } else if (file->f_path.mnt != dst_file.file->f_path.mnt) {
+ info->status = -EXDEV;
+ } else if (S_ISDIR(dst->i_mode)) {
info->status = -EISDIR;
- goto next;
- }
-
- if (!S_ISREG(dst->i_mode)) {
+ } else if (!S_ISREG(dst->i_mode)) {
info->status = -EACCES;
- goto next;
+ } else {
+ info->status = btrfs_extent_same(src, off, len, dst,
+ info->logical_offset);
+ if (info->status == 0)
+ info->bytes_deduped += len;
}
-
- info->status = btrfs_extent_same(src, off, len, dst,
- info->logical_offset);
- if (info->status == 0)
- info->bytes_deduped += len;
-
-next:
- if (dst_file)
- fput(dst_file);
+ fdput(dst_file);
}
ret = copy_to_user(argp, same, size);
diff --git a/fs/btrfs/raid56.c b/fs/btrfs/raid56.c
index 24ac21840a9a..9af0b25d991a 100644
--- a/fs/btrfs/raid56.c
+++ b/fs/btrfs/raid56.c
@@ -1032,8 +1032,8 @@ static int rbio_add_io_page(struct btrfs_raid_bio *rbio,
/* see if we can add this page onto our existing bio */
if (last) {
- last_end = (u64)last->bi_sector << 9;
- last_end += last->bi_size;
+ last_end = (u64)last->bi_iter.bi_sector << 9;
+ last_end += last->bi_iter.bi_size;
/*
* we can't merge these if they are from different
@@ -1053,9 +1053,9 @@ static int rbio_add_io_page(struct btrfs_raid_bio *rbio,
if (!bio)
return -ENOMEM;
- bio->bi_size = 0;
+ bio->bi_iter.bi_size = 0;
bio->bi_bdev = stripe->dev->bdev;
- bio->bi_sector = disk_start >> 9;
+ bio->bi_iter.bi_sector = disk_start >> 9;
set_bit(BIO_UPTODATE, &bio->bi_flags);
bio_add_page(bio, page, PAGE_CACHE_SIZE, 0);
@@ -1111,7 +1111,7 @@ static void index_rbio_pages(struct btrfs_raid_bio *rbio)
spin_lock_irq(&rbio->bio_list_lock);
bio_list_for_each(bio, &rbio->bio_list) {
- start = (u64)bio->bi_sector << 9;
+ start = (u64)bio->bi_iter.bi_sector << 9;
stripe_offset = start - rbio->raid_map[0];
page_index = stripe_offset >> PAGE_CACHE_SHIFT;
@@ -1272,7 +1272,7 @@ cleanup:
static int find_bio_stripe(struct btrfs_raid_bio *rbio,
struct bio *bio)
{
- u64 physical = bio->bi_sector;
+ u64 physical = bio->bi_iter.bi_sector;
u64 stripe_start;
int i;
struct btrfs_bio_stripe *stripe;
@@ -1298,7 +1298,7 @@ static int find_bio_stripe(struct btrfs_raid_bio *rbio,
static int find_logical_bio_stripe(struct btrfs_raid_bio *rbio,
struct bio *bio)
{
- u64 logical = bio->bi_sector;
+ u64 logical = bio->bi_iter.bi_sector;
u64 stripe_start;
int i;
@@ -1602,8 +1602,8 @@ static int plug_cmp(void *priv, struct list_head *a, struct list_head *b)
plug_list);
struct btrfs_raid_bio *rb = container_of(b, struct btrfs_raid_bio,
plug_list);
- u64 a_sector = ra->bio_list.head->bi_sector;
- u64 b_sector = rb->bio_list.head->bi_sector;
+ u64 a_sector = ra->bio_list.head->bi_iter.bi_sector;
+ u64 b_sector = rb->bio_list.head->bi_iter.bi_sector;
if (a_sector < b_sector)
return -1;
@@ -1691,7 +1691,7 @@ int raid56_parity_write(struct btrfs_root *root, struct bio *bio,
if (IS_ERR(rbio))
return PTR_ERR(rbio);
bio_list_add(&rbio->bio_list, bio);
- rbio->bio_list_bytes = bio->bi_size;
+ rbio->bio_list_bytes = bio->bi_iter.bi_size;
/*
* don't plug on full rbios, just get them out the door
@@ -2044,7 +2044,7 @@ int raid56_parity_recover(struct btrfs_root *root, struct bio *bio,
rbio->read_rebuild = 1;
bio_list_add(&rbio->bio_list, bio);
- rbio->bio_list_bytes = bio->bi_size;
+ rbio->bio_list_bytes = bio->bi_iter.bi_size;
rbio->faila = find_logical_bio_stripe(rbio, bio);
if (rbio->faila == -1) {
diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c
index 51c342b9f5ef..efba5d1282ee 100644
--- a/fs/btrfs/scrub.c
+++ b/fs/btrfs/scrub.c
@@ -1331,7 +1331,7 @@ static void scrub_recheck_block(struct btrfs_fs_info *fs_info,
continue;
}
bio->bi_bdev = page->dev->bdev;
- bio->bi_sector = page->physical >> 9;
+ bio->bi_iter.bi_sector = page->physical >> 9;
bio_add_page(bio, page->page, PAGE_SIZE, 0);
if (btrfsic_submit_bio_wait(READ, bio))
@@ -1451,7 +1451,7 @@ static int scrub_repair_page_from_good_copy(struct scrub_block *sblock_bad,
if (!bio)
return -EIO;
bio->bi_bdev = page_bad->dev->bdev;
- bio->bi_sector = page_bad->physical >> 9;
+ bio->bi_iter.bi_sector = page_bad->physical >> 9;
ret = bio_add_page(bio, page_good->page, PAGE_SIZE, 0);
if (PAGE_SIZE != ret) {
@@ -1544,7 +1544,7 @@ again:
bio->bi_private = sbio;
bio->bi_end_io = scrub_wr_bio_end_io;
bio->bi_bdev = sbio->dev->bdev;
- bio->bi_sector = sbio->physical >> 9;
+ bio->bi_iter.bi_sector = sbio->physical >> 9;
sbio->err = 0;
} else if (sbio->physical + sbio->page_count * PAGE_SIZE !=
spage->physical_for_dev_replace ||
@@ -1950,7 +1950,7 @@ again:
bio->bi_private = sbio;
bio->bi_end_io = scrub_bio_end_io;
bio->bi_bdev = sbio->dev->bdev;
- bio->bi_sector = sbio->physical >> 9;
+ bio->bi_iter.bi_sector = sbio->physical >> 9;
sbio->err = 0;
} else if (sbio->physical + sbio->page_count * PAGE_SIZE !=
spage->physical ||
@@ -3373,8 +3373,8 @@ static int write_page_nocow(struct scrub_ctx *sctx,
spin_unlock(&sctx->stat_lock);
return -ENOMEM;
}
- bio->bi_size = 0;
- bio->bi_sector = physical_for_dev_replace >> 9;
+ bio->bi_iter.bi_size = 0;
+ bio->bi_iter.bi_sector = physical_for_dev_replace >> 9;
bio->bi_bdev = dev->bdev;
ret = bio_add_page(bio, page, PAGE_CACHE_SIZE, 0);
if (ret != PAGE_CACHE_SIZE) {
diff --git a/fs/btrfs/tests/free-space-tests.c b/fs/btrfs/tests/free-space-tests.c
index 6fc82010dc15..c8d9ddf84c69 100644
--- a/fs/btrfs/tests/free-space-tests.c
+++ b/fs/btrfs/tests/free-space-tests.c
@@ -101,7 +101,7 @@ static int test_extents(struct btrfs_block_group_cache *cache)
ret = btrfs_remove_free_space(cache, 2 * 1024 * 1024, 4096);
if (ret) {
- test_msg("Error removing middle peice %d\n", ret);
+ test_msg("Error removing middle piece %d\n", ret);
return ret;
}
@@ -266,7 +266,7 @@ static int test_bitmaps_and_extents(struct btrfs_block_group_cache *cache)
}
if (test_check_exists(cache, 512 * 1024, 3 * 1024 * 1024)) {
- test_msg("Left over peices after removing overlapping\n");
+ test_msg("Left over pieces after removing overlapping\n");
return -1;
}
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index b68afe32419f..bab0b84d8f80 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -5297,6 +5297,13 @@ static void btrfs_end_bio(struct bio *bio, int err)
bio_put(bio);
bio = bbio->orig_bio;
}
+
+ /*
+ * We have original bio now. So increment bi_remaining to
+ * account for it in endio
+ */
+ atomic_inc(&bio->bi_remaining);
+
bio->bi_private = bbio->private;
bio->bi_end_io = bbio->end_io;
btrfs_io_bio(bio)->mirror_num = bbio->mirror_num;
@@ -5410,7 +5417,7 @@ static int bio_size_ok(struct block_device *bdev, struct bio *bio,
if (!q->merge_bvec_fn)
return 1;
- bvm.bi_size = bio->bi_size - prev->bv_len;
+ bvm.bi_size = bio->bi_iter.bi_size - prev->bv_len;
if (q->merge_bvec_fn(q, &bvm, prev) < prev->bv_len)
return 0;
return 1;
@@ -5425,7 +5432,7 @@ static void submit_stripe_bio(struct btrfs_root *root, struct btrfs_bio *bbio,
bio->bi_private = bbio;
btrfs_io_bio(bio)->stripe_index = dev_nr;
bio->bi_end_io = btrfs_end_bio;
- bio->bi_sector = physical >> 9;
+ bio->bi_iter.bi_sector = physical >> 9;
#ifdef DEBUG
{
struct rcu_string *name;
@@ -5463,7 +5470,7 @@ again:
while (bvec <= (first_bio->bi_io_vec + first_bio->bi_vcnt - 1)) {
if (bio_add_page(bio, bvec->bv_page, bvec->bv_len,
bvec->bv_offset) < bvec->bv_len) {
- u64 len = bio->bi_size;
+ u64 len = bio->bi_iter.bi_size;
atomic_inc(&bbio->stripes_pending);
submit_stripe_bio(root, bbio, bio, physical, dev_nr,
@@ -5485,7 +5492,7 @@ static void bbio_error(struct btrfs_bio *bbio, struct bio *bio, u64 logical)
bio->bi_private = bbio->private;
bio->bi_end_io = bbio->end_io;
btrfs_io_bio(bio)->mirror_num = bbio->mirror_num;
- bio->bi_sector = logical >> 9;
+ bio->bi_iter.bi_sector = logical >> 9;
kfree(bbio);
bio_endio(bio, -EIO);
}
@@ -5496,7 +5503,7 @@ int btrfs_map_bio(struct btrfs_root *root, int rw, struct bio *bio,
{
struct btrfs_device *dev;
struct bio *first_bio = bio;
- u64 logical = (u64)bio->bi_sector << 9;
+ u64 logical = (u64)bio->bi_iter.bi_sector << 9;
u64 length = 0;
u64 map_length;
u64 *raid_map = NULL;
@@ -5505,7 +5512,7 @@ int btrfs_map_bio(struct btrfs_root *root, int rw, struct bio *bio,
int total_devs = 1;
struct btrfs_bio *bbio = NULL;
- length = bio->bi_size;
+ length = bio->bi_iter.bi_size;
map_length = length;
ret = __btrfs_map_block(root->fs_info, rw, logical, &map_length, &bbio,
diff --git a/fs/btrfs/xattr.c b/fs/btrfs/xattr.c
index 4b33765add38..ad8328d797ea 100644
--- a/fs/btrfs/xattr.c
+++ b/fs/btrfs/xattr.c
@@ -22,6 +22,7 @@
#include <linux/rwsem.h>
#include <linux/xattr.h>
#include <linux/security.h>
+#include <linux/posix_acl_xattr.h>
#include "ctree.h"
#include "btrfs_inode.h"
#include "transaction.h"
@@ -314,8 +315,8 @@ err:
*/
const struct xattr_handler *btrfs_xattr_handlers[] = {
#ifdef CONFIG_BTRFS_FS_POSIX_ACL
- &btrfs_xattr_acl_access_handler,
- &btrfs_xattr_acl_default_handler,
+ &posix_acl_access_xattr_handler,
+ &posix_acl_default_xattr_handler,
#endif
NULL,
};
diff --git a/fs/btrfs/xattr.h b/fs/btrfs/xattr.h
index b3cc8039134b..5049608d1388 100644
--- a/fs/btrfs/xattr.h
+++ b/fs/btrfs/xattr.h
@@ -21,8 +21,6 @@
#include <linux/xattr.h>
-extern const struct xattr_handler btrfs_xattr_acl_access_handler;
-extern const struct xattr_handler btrfs_xattr_acl_default_handler;
extern const struct xattr_handler *btrfs_xattr_handlers[];
extern ssize_t __btrfs_getxattr(struct inode *inode, const char *name,
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.