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[V3] btrfs: Print Warning only if ENOSPC_DEBUG is enabled

Message ID 1457736845-27783-1-git-send-email-ashish.samant@oracle.com (mailing list archive)
State Accepted
Headers show

Commit Message

Ashish Samant March 11, 2016, 10:54 p.m. UTC
Dont print warning for ENOSPC error unless ENOSPC_DEBUG is enabled. Use 
btrfs_debug if it is enabled.

Signed-off-by: Ashish Samant <ashish.samant@oracle.com>

V3:
 - Use btrfs_debug() instead of WARN() per David Sterba's comment.
V2:
 - Add a commit message.
---
 fs/btrfs/delayed-inode.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

Comments

David Sterba March 14, 2016, 1:52 p.m. UTC | #1
On Fri, Mar 11, 2016 at 02:54:05PM -0800, Ashish Samant wrote:
> Dont print warning for ENOSPC error unless ENOSPC_DEBUG is enabled. Use 
> btrfs_debug if it is enabled.
> 
> Signed-off-by: Ashish Samant <ashish.samant@oracle.com>
> 
> V3:
>  - Use btrfs_debug() instead of WARN() per David Sterba's comment.
> V2:
>  - Add a commit message.
> ---
>  fs/btrfs/delayed-inode.c | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)
> 
> diff --git a/fs/btrfs/delayed-inode.c b/fs/btrfs/delayed-inode.c
> index b57daa8..b7e44cc 100644
> --- a/fs/btrfs/delayed-inode.c
> +++ b/fs/btrfs/delayed-inode.c
> @@ -651,9 +651,12 @@ static int btrfs_delayed_inode_reserve_metadata(
>  			goto out;
>  
>  		ret = btrfs_block_rsv_migrate(src_rsv, dst_rsv, num_bytes);
> -		if (!WARN_ON(ret))
> +		if (!ret)
>  			goto out;
>  
> +		if (btrfs_test_opt(root, ENOSPC_DEBUG))
> +			btrfs_debug(root->fs_info,
> +				    "block rsv migrate returned %d\n", ret);

the message helpers do not need \n, I'll fix it here.

Reviewed-by: David Sterba <dsterba@suse.com>
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diff mbox

Patch

diff --git a/fs/btrfs/delayed-inode.c b/fs/btrfs/delayed-inode.c
index b57daa8..b7e44cc 100644
--- a/fs/btrfs/delayed-inode.c
+++ b/fs/btrfs/delayed-inode.c
@@ -651,9 +651,12 @@  static int btrfs_delayed_inode_reserve_metadata(
 			goto out;
 
 		ret = btrfs_block_rsv_migrate(src_rsv, dst_rsv, num_bytes);
-		if (!WARN_ON(ret))
+		if (!ret)
 			goto out;
 
+		if (btrfs_test_opt(root, ENOSPC_DEBUG))
+			btrfs_debug(root->fs_info,
+				    "block rsv migrate returned %d\n", ret);
 		/*
 		 * Ok this is a problem, let's just steal from the global rsv
 		 * since this really shouldn't happen that often.