Messages in this thread | | | Date | Thu, 26 Nov 2015 17:48:15 +0000 | From | David Vrabel <> | Subject | Re: [Xen-devel] [PATCH RESEND] xen/gntdev: Grant maps should not be subject to NUMA balancing |
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On 10/11/15 20:10, Boris Ostrovsky wrote: > Doing so will cause the grant to be unmapped and then, during > fault handling, the fault to be mistakenly treated as NUMA hint > fault. > > In addition, even if those maps could partcipate in NUMA > balancing, it wouldn't provide any benefit since we are unable > to determine physical page's node (even if/when VNUMA is > implemented). > > Marking grant maps' VMAs as VM_IO will exclude them from being > part of NUMA balancing.
Applied to for-linus-4.4, thanks.
David
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