| Message ID | 20190429060333.24172-1-wqu@suse.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | [1/2] btrfs: extent-tree: Add lockdep assert when updating space info | expand |
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index 7a924eac3bd3..54c853ea0585 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -58,6 +58,7 @@ enum { static inline void update_##name(struct btrfs_space_info *sinfo, \ s64 bytes) \ { \ + lockdep_assert_held(&sinfo->lock); \ if (bytes < 0 && sinfo->name < -bytes) { \ WARN_ON(1); \ sinfo->name = 0; \
Just add a safe net for btrfs_space_info member updating. Signed-off-by: Qu Wenruo <wqu@suse.com> --- fs/btrfs/extent-tree.c | 1 + 1 file changed, 1 insertion(+)