Re: [Xen-devel] [PATCH] xen/gntdev: Grant maps should not be subject to NUMA balancing

2015-11-10 Thread Boris Ostrovsky
On 11/10/2015 02:36 PM, Konrad Rzeszutek Wilk wrote: On Tue, Nov 10, 2015 at 02:22:44PM -0500, 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 we those maps could par

Re: [Xen-devel] [PATCH] xen/gntdev: Grant maps should not be subject to NUMA balancing

2015-11-10 Thread Konrad Rzeszutek Wilk
On Tue, Nov 10, 2015 at 02:22:44PM -0500, 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 we those maps could partcipate in NUMA > balancing it wouldn't provid

[Xen-devel] [PATCH] xen/gntdev: Grant maps should not be subject to NUMA balancing

2015-11-10 Thread Boris Ostrovsky
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 we those maps could partcipate in NUMA balancing it wouldn't provide any benefit since we wouldn't be able to determine physical page's node (ev