GitHub-Mirror/Star64_linux
2
0
Fork 0
mirror of https://github.com/Fishwaldo/Star64_linux.git synced 2025-06-06 22:58:29 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

btrfs: drop chunk locks at the end of close_ctree

Browse source 
The pinned chunks might be left over so we clean them but at this point
of close_ctree, there's noone to race with, the locking can be removed.

Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2017-06-22 03:59:40 +02:00
parent d3c0bab563
commit 4958aa6821
1 changed files with 0 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
fs/btrfs/disk-io.c
View file

@ -3944,7 +3944,6 @@ void close_ctree(struct btrfs_fs_info *fs_info)
__btrfs_free_block_rsv(root->orphan_block_rsv); __btrfs_free_block_rsv(root->orphan_block_rsv);
root->orphan_block_rsv = NULL; root->orphan_block_rsv = NULL;
mutex_lock(&fs_info->chunk_mutex);
while (!list_empty(&fs_info->pinned_chunks)) { while (!list_empty(&fs_info->pinned_chunks)) {
struct extent_map *em; struct extent_map *em;
@ -3953,7 +3952,6 @@ void close_ctree(struct btrfs_fs_info *fs_info)
list_del_init(&em->list); list_del_init(&em->list);
free_extent_map(em); free_extent_map(em);
} }
mutex_unlock(&fs_info->chunk_mutex);
} }
int btrfs_buffer_uptodate(struct extent_buffer *buf, u64 parent_transid, int btrfs_buffer_uptodate(struct extent_buffer *buf, u64 parent_transid,