Re: [PATCH 04/47] xfs: fix locking of the rt bitmap/summary inodes

xfs

Re: [PATCH 04/47] xfs: fix locking of the rt bitmap/summary inodes

To:	"Darrick J. Wong" <darrick.wong@xxxxxxxxxx>
Subject:	Re: [PATCH 04/47] xfs: fix locking of the rt bitmap/summary inodes
From:	Christoph Hellwig <hch@xxxxxxxxxxxxx>
Date:	Sun, 31 Jul 2016 23:34:55 -0700
Cc:	david@xxxxxxxxxxxxx, linux-fsdevel@xxxxxxxxxxxxxxx, vishal.l.verma@xxxxxxxxx, bfoster@xxxxxxxxxx, xfs@xxxxxxxxxxx
Delivered-to:	xfs@xxxxxxxxxxx
In-reply-to:	<146907698690.25461.7316591529865921141.stgit@xxxxxxxxxxxxxxxx>
References:	<146907695530.25461.3225785294902719773.stgit@xxxxxxxxxxxxxxxx> <146907698690.25461.7316591529865921141.stgit@xxxxxxxxxxxxxxxx>
User-agent:	Mutt/1.6.1 (2016-04-27)

On Wed, Jul 20, 2016 at 09:56:26PM -0700, Darrick J. Wong wrote:
> When we're deleting realtime extents, we need to lock the summary
> inode in case we need to update the summary info to prevent an assert
> on the rsumip inode lock on a debug kernel.  While we're at it, fix
> the locking annotations so that we avoid triggering lockdep warnings.
> 
> Signed-off-by: Darrick J. Wong <darrick.wong@xxxxxxxxxx>

Looks fine,

Reviewed-by: Christoph Hellwig <hch@xxxxxx>

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