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-rw-r--r--fs/btrfs/Kconfig3
-rw-r--r--fs/btrfs/compression.c4
-rw-r--r--fs/btrfs/delayed-inode.c33
-rw-r--r--fs/btrfs/disk-io.c2
-rw-r--r--fs/btrfs/extent_io.c11
-rw-r--r--fs/btrfs/extent_io.h2
-rw-r--r--fs/btrfs/file.c1
-rw-r--r--fs/btrfs/free-space-cache.c2
-rw-r--r--fs/btrfs/inode.c20
-rw-r--r--fs/btrfs/ioctl.c1
-rw-r--r--fs/btrfs/tree-log.c4
-rw-r--r--fs/btrfs/xattr.c1
12 files changed, 45 insertions, 39 deletions
diff --git a/fs/btrfs/Kconfig b/fs/btrfs/Kconfig
index 2e558227931a..273351ee4c46 100644
--- a/fs/btrfs/Kconfig
+++ b/fs/btrfs/Kconfig
@@ -38,9 +38,6 @@ config BTRFS_FS_POSIX_ACL
POSIX Access Control Lists (ACLs) support permissions for users and
groups beyond the owner/group/world scheme.
- To learn more about Access Control Lists, visit the POSIX ACLs for
- Linux website <http://acl.bestbits.at/>.
-
If you don't know what Access Control Lists are, say N
config BTRFS_FS_CHECK_INTEGRITY
diff --git a/fs/btrfs/compression.c b/fs/btrfs/compression.c
index 5abcc0461ee1..07d049c0c20f 100644
--- a/fs/btrfs/compression.c
+++ b/fs/btrfs/compression.c
@@ -419,7 +419,7 @@ blk_status_t btrfs_submit_compressed_write(struct inode *inode, u64 start,
static u64 bio_end_offset(struct bio *bio)
{
- struct bio_vec *last = &bio->bi_io_vec[bio->bi_vcnt - 1];
+ struct bio_vec *last = bio_last_bvec_all(bio);
return page_offset(last->bv_page) + last->bv_len + last->bv_offset;
}
@@ -571,7 +571,7 @@ blk_status_t btrfs_submit_compressed_read(struct inode *inode, struct bio *bio,
/* we need the actual starting offset of this extent in the file */
read_lock(&em_tree->lock);
em = lookup_extent_mapping(em_tree,
- page_offset(bio->bi_io_vec->bv_page),
+ page_offset(bio_first_page_all(bio)),
PAGE_SIZE);
read_unlock(&em_tree->lock);
if (!em)
diff --git a/fs/btrfs/delayed-inode.c b/fs/btrfs/delayed-inode.c
index 1c0bab4080a0..0530f6f2e4ba 100644
--- a/fs/btrfs/delayed-inode.c
+++ b/fs/btrfs/delayed-inode.c
@@ -18,6 +18,7 @@
*/
#include <linux/slab.h>
+#include <linux/iversion.h>
#include "delayed-inode.h"
#include "disk-io.h"
#include "transaction.h"
@@ -1632,28 +1633,18 @@ void btrfs_readdir_put_delayed_items(struct inode *inode,
int btrfs_should_delete_dir_index(struct list_head *del_list,
u64 index)
{
- struct btrfs_delayed_item *curr, *next;
- int ret;
-
- if (list_empty(del_list))
- return 0;
+ struct btrfs_delayed_item *curr;
+ int ret = 0;
- list_for_each_entry_safe(curr, next, del_list, readdir_list) {
+ list_for_each_entry(curr, del_list, readdir_list) {
if (curr->key.offset > index)
break;
-
- list_del(&curr->readdir_list);
- ret = (curr->key.offset == index);
-
- if (refcount_dec_and_test(&curr->refs))
- kfree(curr);
-
- if (ret)
- return 1;
- else
- continue;
+ if (curr->key.offset == index) {
+ ret = 1;
+ break;
+ }
}
- return 0;
+ return ret;
}
/*
@@ -1722,7 +1713,8 @@ static void fill_stack_inode_item(struct btrfs_trans_handle *trans,
btrfs_set_stack_inode_nbytes(inode_item, inode_get_bytes(inode));
btrfs_set_stack_inode_generation(inode_item,
BTRFS_I(inode)->generation);
- btrfs_set_stack_inode_sequence(inode_item, inode->i_version);
+ btrfs_set_stack_inode_sequence(inode_item,
+ inode_peek_iversion(inode));
btrfs_set_stack_inode_transid(inode_item, trans->transid);
btrfs_set_stack_inode_rdev(inode_item, inode->i_rdev);
btrfs_set_stack_inode_flags(inode_item, BTRFS_I(inode)->flags);
@@ -1776,7 +1768,8 @@ int btrfs_fill_inode(struct inode *inode, u32 *rdev)
BTRFS_I(inode)->generation = btrfs_stack_inode_generation(inode_item);
BTRFS_I(inode)->last_trans = btrfs_stack_inode_transid(inode_item);
- inode->i_version = btrfs_stack_inode_sequence(inode_item);
+ inode_set_iversion_queried(inode,
+ btrfs_stack_inode_sequence(inode_item));
inode->i_rdev = 0;
*rdev = btrfs_stack_inode_rdev(inode_item);
BTRFS_I(inode)->flags = btrfs_stack_inode_flags(inode_item);
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index ed095202942f..21f34ad0d411 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -30,6 +30,7 @@
#include <linux/ratelimit.h>
#include <linux/uuid.h>
#include <linux/semaphore.h>
+#include <linux/error-injection.h>
#include <asm/unaligned.h>
#include "ctree.h"
#include "disk-io.h"
@@ -3115,6 +3116,7 @@ recovery_tree_root:
goto fail_block_groups;
goto retry_root_backup;
}
+ALLOW_ERROR_INJECTION(open_ctree, ERRNO);
static void btrfs_end_buffer_write_sync(struct buffer_head *bh, int uptodate)
{
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 930c1ea77e91..dfeb74a0be77 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -2258,7 +2258,7 @@ int btrfs_get_io_failure_record(struct inode *inode, u64 start, u64 end,
return 0;
}
-bool btrfs_check_repairable(struct inode *inode, struct bio *failed_bio,
+bool btrfs_check_repairable(struct inode *inode, unsigned failed_bio_pages,
struct io_failure_record *failrec, int failed_mirror)
{
struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb);
@@ -2282,7 +2282,7 @@ bool btrfs_check_repairable(struct inode *inode, struct bio *failed_bio,
* a) deliver good data to the caller
* b) correct the bad sectors on disk
*/
- if (failed_bio->bi_vcnt > 1) {
+ if (failed_bio_pages > 1) {
/*
* to fulfill b), we need to know the exact failing sectors, as
* we don't want to rewrite any more than the failed ones. thus,
@@ -2375,6 +2375,7 @@ static int bio_readpage_error(struct bio *failed_bio, u64 phy_offset,
int read_mode = 0;
blk_status_t status;
int ret;
+ unsigned failed_bio_pages = bio_pages_all(failed_bio);
BUG_ON(bio_op(failed_bio) == REQ_OP_WRITE);
@@ -2382,13 +2383,13 @@ static int bio_readpage_error(struct bio *failed_bio, u64 phy_offset,
if (ret)
return ret;
- if (!btrfs_check_repairable(inode, failed_bio, failrec,
+ if (!btrfs_check_repairable(inode, failed_bio_pages, failrec,
failed_mirror)) {
free_io_failure(failure_tree, tree, failrec);
return -EIO;
}
- if (failed_bio->bi_vcnt > 1)
+ if (failed_bio_pages > 1)
read_mode |= REQ_FAILFAST_DEV;
phy_offset >>= inode->i_sb->s_blocksize_bits;
@@ -2725,7 +2726,7 @@ static int __must_check submit_one_bio(struct bio *bio, int mirror_num,
unsigned long bio_flags)
{
blk_status_t ret = 0;
- struct bio_vec *bvec = bio->bi_io_vec + bio->bi_vcnt - 1;
+ struct bio_vec *bvec = bio_last_bvec_all(bio);
struct page *page = bvec->bv_page;
struct extent_io_tree *tree = bio->bi_private;
u64 start;
diff --git a/fs/btrfs/extent_io.h b/fs/btrfs/extent_io.h
index 72e5af2965a8..a7a850abd600 100644
--- a/fs/btrfs/extent_io.h
+++ b/fs/btrfs/extent_io.h
@@ -544,7 +544,7 @@ void btrfs_free_io_failure_record(struct btrfs_inode *inode, u64 start,
u64 end);
int btrfs_get_io_failure_record(struct inode *inode, u64 start, u64 end,
struct io_failure_record **failrec_ret);
-bool btrfs_check_repairable(struct inode *inode, struct bio *failed_bio,
+bool btrfs_check_repairable(struct inode *inode, unsigned failed_bio_pages,
struct io_failure_record *failrec, int fail_mirror);
struct bio *btrfs_create_repair_bio(struct inode *inode, struct bio *failed_bio,
struct io_failure_record *failrec,
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index 06a631f89b1e..41ab9073d1d4 100644
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -31,6 +31,7 @@
#include <linux/slab.h>
#include <linux/btrfs.h>
#include <linux/uio.h>
+#include <linux/iversion.h>
#include "ctree.h"
#include "disk-io.h"
#include "transaction.h"
diff --git a/fs/btrfs/free-space-cache.c b/fs/btrfs/free-space-cache.c
index 014f3c090231..a9f22ac50d6a 100644
--- a/fs/btrfs/free-space-cache.c
+++ b/fs/btrfs/free-space-cache.c
@@ -22,6 +22,7 @@
#include <linux/slab.h>
#include <linux/math64.h>
#include <linux/ratelimit.h>
+#include <linux/error-injection.h>
#include "ctree.h"
#include "free-space-cache.h"
#include "transaction.h"
@@ -332,6 +333,7 @@ static int io_ctl_init(struct btrfs_io_ctl *io_ctl, struct inode *inode,
return 0;
}
+ALLOW_ERROR_INJECTION(io_ctl_init, ERRNO);
static void io_ctl_free(struct btrfs_io_ctl *io_ctl)
{
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 8f7d41fcfbff..f53470112670 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -43,6 +43,7 @@
#include <linux/posix_acl_xattr.h>
#include <linux/uio.h>
#include <linux/magic.h>
+#include <linux/iversion.h>
#include "ctree.h"
#include "disk-io.h"
#include "transaction.h"
@@ -3820,7 +3821,8 @@ static int btrfs_read_locked_inode(struct inode *inode)
BTRFS_I(inode)->generation = btrfs_inode_generation(leaf, inode_item);
BTRFS_I(inode)->last_trans = btrfs_inode_transid(leaf, inode_item);
- inode->i_version = btrfs_inode_sequence(leaf, inode_item);
+ inode_set_iversion_queried(inode,
+ btrfs_inode_sequence(leaf, inode_item));
inode->i_generation = BTRFS_I(inode)->generation;
inode->i_rdev = 0;
rdev = btrfs_inode_rdev(leaf, inode_item);
@@ -3988,7 +3990,8 @@ static void fill_inode_item(struct btrfs_trans_handle *trans,
&token);
btrfs_set_token_inode_generation(leaf, item, BTRFS_I(inode)->generation,
&token);
- btrfs_set_token_inode_sequence(leaf, item, inode->i_version, &token);
+ btrfs_set_token_inode_sequence(leaf, item, inode_peek_iversion(inode),
+ &token);
btrfs_set_token_inode_transid(leaf, item, trans->transid, &token);
btrfs_set_token_inode_rdev(leaf, item, inode->i_rdev, &token);
btrfs_set_token_inode_flags(leaf, item, BTRFS_I(inode)->flags, &token);
@@ -6140,19 +6143,20 @@ static int btrfs_update_time(struct inode *inode, struct timespec *now,
int flags)
{
struct btrfs_root *root = BTRFS_I(inode)->root;
+ bool dirty = flags & ~S_VERSION;
if (btrfs_root_readonly(root))
return -EROFS;
if (flags & S_VERSION)
- inode_inc_iversion(inode);
+ dirty |= inode_maybe_inc_iversion(inode, dirty);
if (flags & S_CTIME)
inode->i_ctime = *now;
if (flags & S_MTIME)
inode->i_mtime = *now;
if (flags & S_ATIME)
inode->i_atime = *now;
- return btrfs_dirty_inode(inode);
+ return dirty ? btrfs_dirty_inode(inode) : 0;
}
/*
@@ -7910,6 +7914,7 @@ static blk_status_t dio_read_error(struct inode *inode, struct bio *failed_bio,
int segs;
int ret;
blk_status_t status;
+ struct bio_vec bvec;
BUG_ON(bio_op(failed_bio) == REQ_OP_WRITE);
@@ -7925,8 +7930,9 @@ static blk_status_t dio_read_error(struct inode *inode, struct bio *failed_bio,
}
segs = bio_segments(failed_bio);
+ bio_get_first_bvec(failed_bio, &bvec);
if (segs > 1 ||
- (failed_bio->bi_io_vec->bv_len > btrfs_inode_sectorsize(inode)))
+ (bvec.bv_len > btrfs_inode_sectorsize(inode)))
read_mode |= REQ_FAILFAST_DEV;
isector = start - btrfs_io_bio(failed_bio)->logical;
@@ -7969,7 +7975,7 @@ static void btrfs_retry_endio_nocsum(struct bio *bio)
ASSERT(bio->bi_vcnt == 1);
io_tree = &BTRFS_I(inode)->io_tree;
failure_tree = &BTRFS_I(inode)->io_failure_tree;
- ASSERT(bio->bi_io_vec->bv_len == btrfs_inode_sectorsize(inode));
+ ASSERT(bio_first_bvec_all(bio)->bv_len == btrfs_inode_sectorsize(inode));
done->uptodate = 1;
ASSERT(!bio_flagged(bio, BIO_CLONED));
@@ -8059,7 +8065,7 @@ static void btrfs_retry_endio(struct bio *bio)
uptodate = 1;
ASSERT(bio->bi_vcnt == 1);
- ASSERT(bio->bi_io_vec->bv_len == btrfs_inode_sectorsize(done->inode));
+ ASSERT(bio_first_bvec_all(bio)->bv_len == btrfs_inode_sectorsize(done->inode));
io_tree = &BTRFS_I(inode)->io_tree;
failure_tree = &BTRFS_I(inode)->io_failure_tree;
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index f573cad72b7e..111ee282b777 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -43,6 +43,7 @@
#include <linux/uuid.h>
#include <linux/btrfs.h>
#include <linux/uaccess.h>
+#include <linux/iversion.h>
#include "ctree.h"
#include "disk-io.h"
#include "transaction.h"
diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c
index 4c50f823949c..434457794c27 100644
--- a/fs/btrfs/tree-log.c
+++ b/fs/btrfs/tree-log.c
@@ -20,6 +20,7 @@
#include <linux/slab.h>
#include <linux/blkdev.h>
#include <linux/list_sort.h>
+#include <linux/iversion.h>
#include "tree-log.h"
#include "disk-io.h"
#include "locking.h"
@@ -3703,7 +3704,8 @@ static void fill_inode_item(struct btrfs_trans_handle *trans,
btrfs_set_token_inode_nbytes(leaf, item, inode_get_bytes(inode),
&token);
- btrfs_set_token_inode_sequence(leaf, item, inode->i_version, &token);
+ btrfs_set_token_inode_sequence(leaf, item,
+ inode_peek_iversion(inode), &token);
btrfs_set_token_inode_transid(leaf, item, trans->transid, &token);
btrfs_set_token_inode_rdev(leaf, item, inode->i_rdev, &token);
btrfs_set_token_inode_flags(leaf, item, BTRFS_I(inode)->flags, &token);
diff --git a/fs/btrfs/xattr.c b/fs/btrfs/xattr.c
index ad298c248da4..de7d072c78ef 100644
--- a/fs/btrfs/xattr.c
+++ b/fs/btrfs/xattr.c
@@ -23,6 +23,7 @@
#include <linux/xattr.h>
#include <linux/security.h>
#include <linux/posix_acl_xattr.h>
+#include <linux/iversion.h>
#include "ctree.h"
#include "btrfs_inode.h"
#include "transaction.h"
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-12 14:13:15 +0000