| To: | Dave Chinner <david@xxxxxxxxxxxxx> |
|---|---|
| Subject: | Re: [PATCH 5/5] xfs: fix memory reclaim recursion deadlock on locked inode buffer |
| From: | Christoph Hellwig <hch@xxxxxxxxxxxxx> |
| Date: | Fri, 16 Jul 2010 01:22:27 -0400 |
| Cc: | xfs@xxxxxxxxxxx |
| In-reply-to: | <1279154300-2018-6-git-send-email-david@xxxxxxxxxxxxx> |
| References: | <1279154300-2018-1-git-send-email-david@xxxxxxxxxxxxx> <1279154300-2018-6-git-send-email-david@xxxxxxxxxxxxx> |
| User-agent: | Mutt/1.5.20 (2009-08-17) |
On Thu, Jul 15, 2010 at 10:38:20AM +1000, Dave Chinner wrote: > From: Dave Chinner <dchinner@xxxxxxxxxx> > > Calling into memory reclaim with a locked inode buffer can deadlock > if memory reclaim tries to lock the inode buffer during inode > teardown. Convert the relevant memory allocations to use KM_NOFS to > avoid this deadlock condition. Looks good, although the same style nitpicks as for patch 3 apply. Reviewed-by: Christoph Hellwig <hch@xxxxxx> |
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