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authorLu Fengqi <lufq.fnst@cn.fujitsu.com>2018-10-11 13:40:33 +0800
committerDavid Sterba <dsterba@suse.com>2018-10-15 17:23:40 +0200
commit5637c74b01458d4bc392c2bb721bd102f316ad2d (patch)
tree61267a6be7ba0922f0d2d1f4bd91f91b5c5be2c4 /fs/btrfs
parentb90e22ba4804d31160f6cd625efa599ba9d286af (diff)
downloadlinux-5637c74b01458d4bc392c2bb721bd102f316ad2d.tar.bz2
btrfs: delayed-ref: pass delayed_refs directly to btrfs_select_ref_head
Since trans is only used for referring to delayed_refs, there is no need to pass it instead of delayed_refs to btrfs_select_ref_head(). No functional change. Signed-off-by: Lu Fengqi <lufq.fnst@cn.fujitsu.com> Reviewed-by: Nikolay Borisov <nborisov@suse.com> Reviewed-by: David Sterba <dsterba@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs')
-rw-r--r--fs/btrfs/delayed-ref.c7
-rw-r--r--fs/btrfs/delayed-ref.h4
-rw-r--r--fs/btrfs/extent-tree.c2
3 files changed, 5 insertions, 8 deletions
diff --git a/fs/btrfs/delayed-ref.c b/fs/btrfs/delayed-ref.c
index 7f567c944fec..59a8c0565a24 100644
--- a/fs/btrfs/delayed-ref.c
+++ b/fs/btrfs/delayed-ref.c
@@ -353,16 +353,13 @@ int btrfs_check_delayed_seq(struct btrfs_fs_info *fs_info, u64 seq)
return ret;
}
-struct btrfs_delayed_ref_head *
-btrfs_select_ref_head(struct btrfs_trans_handle *trans)
+struct btrfs_delayed_ref_head *btrfs_select_ref_head(
+ struct btrfs_delayed_ref_root *delayed_refs)
{
- struct btrfs_delayed_ref_root *delayed_refs;
struct btrfs_delayed_ref_head *head;
u64 start;
bool loop = false;
- delayed_refs = &trans->transaction->delayed_refs;
-
again:
start = delayed_refs->run_delayed_start;
head = find_ref_head(delayed_refs, start, 1);
diff --git a/fs/btrfs/delayed-ref.h b/fs/btrfs/delayed-ref.h
index c3e3486a126c..d664c99ce716 100644
--- a/fs/btrfs/delayed-ref.h
+++ b/fs/btrfs/delayed-ref.h
@@ -263,8 +263,8 @@ static inline void btrfs_delayed_ref_unlock(struct btrfs_delayed_ref_head *head)
}
-struct btrfs_delayed_ref_head *
-btrfs_select_ref_head(struct btrfs_trans_handle *trans);
+struct btrfs_delayed_ref_head *btrfs_select_ref_head(
+ struct btrfs_delayed_ref_root *delayed_refs);
int btrfs_check_delayed_seq(struct btrfs_fs_info *fs_info, u64 seq);
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index c4a1e8f028d3..5141fe67680b 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -2511,7 +2511,7 @@ static struct btrfs_delayed_ref_head *btrfs_obtain_ref_head(
int ret;
spin_lock(&delayed_refs->lock);
- head = btrfs_select_ref_head(trans);
+ head = btrfs_select_ref_head(delayed_refs);
if (!head) {
spin_unlock(&delayed_refs->lock);
return head;