diff options
| author | David Sterba <dsterba@suse.com> | 2025-09-17 19:53:54 +0200 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2025-09-23 08:49:26 +0200 |
| commit | 9264d004a6c9788354b45553b9e4fe910e71b387 (patch) | |
| tree | c3df36b361ab8669e6d9063d5e632957150f886f /fs/btrfs/verity.c | |
| parent | 4ca6f24a52c4e94bd09f70cf132d0a38db7996b0 (diff) | |
btrfs: add unlikely annotations to branches leading to EUCLEAN
The unlikely() annotation is a static prediction hint that compiler may
use to reorder code out of hot path. We use it elsewhere (namely
tree-checker.c) for error branches that almost never happen, where
EUCLEAN (a corruption) is one of them.
Reviewed-by: Filipe Manana <fdmanana@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/verity.c')
| -rw-r--r-- | fs/btrfs/verity.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/btrfs/verity.c b/fs/btrfs/verity.c index b7a96a005487..0bd7ea2c58ec 100644 --- a/fs/btrfs/verity.c +++ b/fs/btrfs/verity.c @@ -676,11 +676,11 @@ int btrfs_get_verity_descriptor(struct inode *inode, void *buf, size_t buf_size) if (ret < 0) return ret; - if (item.reserved[0] != 0 || item.reserved[1] != 0) + if (unlikely(item.reserved[0] != 0 || item.reserved[1] != 0)) return -EUCLEAN; true_size = btrfs_stack_verity_descriptor_size(&item); - if (true_size > INT_MAX) + if (unlikely(true_size > INT_MAX)) return -EUCLEAN; if (buf_size == 0) |