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| author | Christoph Hellwig <hch@lst.de> | 2023-05-03 17:24:36 +0200 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2023-06-19 13:59:28 +0200 |
| commit | 113fa05c2fa1a9ee45a31909e6d78666e426adca (patch) | |
| tree | 77ffc202849bbacd53ef1278a54c41eb2abb7744 /fs/btrfs/extent_io.h | |
| parent | 31d89399dad0cf5524bd0e4e2c2827ae7004b2ca (diff) | |
| download | linux-113fa05c2fa1a9ee45a31909e6d78666e426adca.tar.gz linux-113fa05c2fa1a9ee45a31909e6d78666e426adca.tar.bz2 linux-113fa05c2fa1a9ee45a31909e6d78666e426adca.zip | |
btrfs: remove the io_pages field in struct extent_buffer
No need to track the number of pages under I/O now that each
extent_buffer is read and written using a single bio. For the
read side we need to grab an extra reference for the duration of
the I/O to prevent eviction, though.
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Reviewed-by: Josef Bacik <josef@toxicpanda.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/extent_io.h')
| -rw-r--r-- | fs/btrfs/extent_io.h | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/fs/btrfs/extent_io.h b/fs/btrfs/extent_io.h index e11ee09ab26b..217c433bb999 100644 --- a/fs/btrfs/extent_io.h +++ b/fs/btrfs/extent_io.h @@ -79,7 +79,6 @@ struct extent_buffer { struct btrfs_fs_info *fs_info; spinlock_t refs_lock; atomic_t refs; - atomic_t io_pages; int read_mirror; struct rcu_head rcu_head; pid_t lock_owner; |