Re: [PATCH 2/2] drm/etnaviv: User FOLL_LONGTERM in userptr

2021-03-19 Thread Daniel Vetter
On Mon, Mar 01, 2021 at 02:26:01AM -0800, John Hubbard wrote: > On 3/1/21 01:52, Daniel Vetter wrote: > > There's no mmu notifier or anything like that, releasing this pin is > > entirely up to userspace. Hence FOLL_LONGTERM. > > > > No cc: stable for this patch since a lot of the infrastructure a

Re: [PATCH 2/2] drm/etnaviv: User FOLL_LONGTERM in userptr

2021-03-01 Thread John Hubbard
On 3/1/21 01:52, Daniel Vetter wrote: There's no mmu notifier or anything like that, releasing this pin is entirely up to userspace. Hence FOLL_LONGTERM. No cc: stable for this patch since a lot of the infrastructure around FOLL_LONGETRM (like not allowing it for pages currently sitting in ^

[PATCH 2/2] drm/etnaviv: User FOLL_LONGTERM in userptr

2021-03-01 Thread Daniel Vetter
There's no mmu notifier or anything like that, releasing this pin is entirely up to userspace. Hence FOLL_LONGTERM. No cc: stable for this patch since a lot of the infrastructure around FOLL_LONGETRM (like not allowing it for pages currently sitting in ZONE_MOVEABLE before they're migrated) is sti