[PATCH] Btrfs: enhance leak debug checker for extent state and extent buffer

[PATCH] Btrfs: enhance leak debug checker for extent state and extent buffer

[Liu Bo]

This prints out eb->bflags since it contains some useful information,
e.g. whether eb is dirty.

Signed-off-by: Liu Bo <bo.li.liu@oracle.com>
---
 fs/btrfs/extent_io.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 012d638..efe263f 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -75,8 +75,8 @@ void btrfs_leak_debug_check(void)
 
 	while (!list_empty(&buffers)) {
 		eb = list_entry(buffers.next, struct extent_buffer, leak_list);
-		pr_err("BTRFS: buffer leak start %llu len %lu refs %d\n",
-		       eb->start, eb->len, atomic_read(&eb->refs));
+		pr_err("BTRFS: buffer leak start %llu len %lu refs %d bflags %lu\n",
+		       eb->start, eb->len, atomic_read(&eb->refs), eb->bflags);
 		list_del(&eb->leak_list);
 		kmem_cache_free(extent_buffer_cache, eb);
 	}
-- 
2.9.4

Re: [PATCH] Btrfs: enhance leak debug checker for extent state and extent buffer

[Josef Bacik]

On Thu, Jan 25, 2018 at 11:02:48AM -0700, Liu Bo wrote:
> This prints out eb->bflags since it contains some useful information,
> e.g. whether eb is dirty.
> 
> Signed-off-by: Liu Bo <bo.li.liu@oracle.com>

Reviewed-by: Josef Bacik <jbacik@fb.com>

Thanks,

Josef