Messages in this thread | | | Date | Wed, 20 Jun 2012 13:42:52 -0400 | From | Rik van Riel <> | Subject | Re: [PATCH 11/12] nfs: Prevent page allocator recursions with swap over NFS. |
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On 06/20/2012 05:38 AM, Mel Gorman wrote: > GFP_NOFS is _more_ permissive than GFP_NOIO in that it will initiate > IO, just not of any filesystem data. > > The problem is that previously NOFS was correct because that avoids > recursion into the NFS code. With swap-over-NFS, it is no longer > correct as swap IO can lead to this recursion. > > Signed-off-by: Peter Zijlstra<a.p.zijlstra@chello.nl> > Signed-off-by: Mel Gorman<mgorman@suse.de>
Acked-by: Rik van Riel<riel@redhat.com>
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