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authorLiu Bo <bo.li.liu@oracle.com>2017-01-30 21:24:37 +0100
committerDavid Sterba <dsterba@suse.com>2017-02-14 15:50:59 +0100
commitf72ad18e996338a8033aeb981e645f8dbf4e22c1 (patch)
treee1f9d0f9937fe7ee3212918aa421f11159b2cc6f /fs/btrfs/delayed-ref.h
parentBtrfs: remove unused trans in read_block_for_search (diff)
downloadlinux-f72ad18e996338a8033aeb981e645f8dbf4e22c1.tar.xz
linux-f72ad18e996338a8033aeb981e645f8dbf4e22c1.zip
Btrfs: pass delayed_refs directly to btrfs_find_delayed_ref_head
All we need is @delayed_refs, all callers have get it ahead of calling btrfs_find_delayed_ref_head since lock needs to be acquired firstly, there is no reason to deference it again inside the function. Signed-off-by: Liu Bo <bo.li.liu@oracle.com> Reviewed-by: David Sterba <dsterba@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/delayed-ref.h')
-rw-r--r--fs/btrfs/delayed-ref.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/btrfs/delayed-ref.h b/fs/btrfs/delayed-ref.h
index 8a0220fb703c..0e537f98f1a1 100644
--- a/fs/btrfs/delayed-ref.h
+++ b/fs/btrfs/delayed-ref.h
@@ -261,7 +261,8 @@ void btrfs_merge_delayed_refs(struct btrfs_trans_handle *trans,
struct btrfs_delayed_ref_head *head);
struct btrfs_delayed_ref_head *
-btrfs_find_delayed_ref_head(struct btrfs_trans_handle *trans, u64 bytenr);
+btrfs_find_delayed_ref_head(struct btrfs_delayed_ref_root *delayed_refs,
+ u64 bytenr);
int btrfs_delayed_ref_lock(struct btrfs_trans_handle *trans,
struct btrfs_delayed_ref_head *head);
static inline void btrfs_delayed_ref_unlock(struct btrfs_delayed_ref_head *head)