Re: [Nouveau] [RESEND PATCH 1/3] nouveau: fix migrate page regression

2020-06-24 Thread Ben Skeggs
On Thu, 25 Jun 2020 at 15:23, Ben Skeggs wrote: > > On Tue, 23 Jun 2020 at 10:51, John Hubbard wrote: > > > > On 2020-06-22 16:38, Ralph Campbell wrote: > > > The patch to add zero page migration to GPU memory inadvertantly included > > > > inadvertently > > > > > part of a future change which br

Re: [Nouveau] [RESEND PATCH 1/3] nouveau: fix migrate page regression

2020-06-24 Thread Ben Skeggs
On Tue, 23 Jun 2020 at 10:51, John Hubbard wrote: > > On 2020-06-22 16:38, Ralph Campbell wrote: > > The patch to add zero page migration to GPU memory inadvertantly included > > inadvertently > > > part of a future change which broke normal page migration to GPU memory > > by copying too much dat

Re: [RESEND PATCH 1/3] nouveau: fix migrate page regression

2020-06-22 Thread John Hubbard
On 2020-06-22 16:38, Ralph Campbell wrote: The patch to add zero page migration to GPU memory inadvertantly included inadvertently part of a future change which broke normal page migration to GPU memory by copying too much data and corrupting GPU memory. Fix this by only copying one page inst

[RESEND PATCH 1/3] nouveau: fix migrate page regression

2020-06-22 Thread Ralph Campbell
The patch to add zero page migration to GPU memory inadvertantly included part of a future change which broke normal page migration to GPU memory by copying too much data and corrupting GPU memory. Fix this by only copying one page instead of a byte count. Fixes: 9d4296a7d4b3 ("drm/nouveau/nouveau