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btrfs: remove btrfs_inode::dio_sem
authorGoldwyn Rodrigues <rgoldwyn@suse.com>
Thu, 24 Sep 2020 16:39:19 +0000 (11:39 -0500)
committerDavid Sterba <dsterba@suse.com>
Tue, 8 Dec 2020 14:53:48 +0000 (15:53 +0100)
commit502756b380938022c848761837f8fa3976906aa1
tree34ed45d4d7372fb604199ca91d4d49e222b28704tree | snapshot
parente9adabb9712ef9424cbbeeaa027d962ab5262e19commit | diff
btrfs: remove btrfs_inode::dio_sem

The inode dio_sem can be eliminated because all DIO synchronization is
now performed through inode->i_rwsem that provides the same guarantees.

This reduces btrfs_inode size by 40 bytes.

Reviewed-by: Josef Bacik <josef@toxicpanda.com>
Signed-off-by: Goldwyn Rodrigues <rgoldwyn@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
fs/btrfs/btrfs_inode.h diff | blob | blame | history
fs/btrfs/file.c diff | blob | blame | history
fs/btrfs/inode.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git