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| author | David Sterba <dsterba@suse.com> | 2017-02-17 16:24:29 +0100 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2017-02-28 14:29:24 +0100 |
| commit | 20a7db8ab3f2057a518448b1728d504ffadef65e (patch) | |
| tree | 09d4f1e8acb66b0f935306cbee04b572824df95c /fs/btrfs/disk-io.c | |
| parent | 20c9801d393d9f077c476f40440b481daaccb9d6 (diff) | |
| download | lwn-20a7db8ab3f2057a518448b1728d504ffadef65e.tar.gz lwn-20a7db8ab3f2057a518448b1728d504ffadef65e.zip | |
btrfs: add dummy callback for readpage_io_failed and drop checks
Make extent_io_ops::readpage_io_failed_hook callback mandatory and
define a dummy function for btrfs_extent_io_ops. As the failed IO
callback is not performance critical, the branch vs extra trade off does
not hurt.
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/disk-io.c')
| -rw-r--r-- | fs/btrfs/disk-io.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index 60d4f1b210d7..cad47ece2fdf 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -4658,7 +4658,7 @@ static const struct extent_io_ops btree_extent_io_ops = { .readpage_end_io_hook = btree_readpage_end_io_hook, /* note we're sharing with inode.c for the merge bio hook */ .merge_bio_hook = btrfs_merge_bio_hook, + .readpage_io_failed_hook = btree_io_failed_hook, /* optional callbacks */ - .readpage_io_failed_hook = btree_io_failed_hook, }; |