Re: [PATCH] nouveau: rip out fence irq allow/block sequences.

2024-01-25 Thread Dave Airlie
On Fri, 26 Jan 2024 at 04:28, Daniel Vetter wrote: > > On Tue, Jan 23, 2024 at 05:25:38PM +1000, Dave Airlie wrote: > > From: Dave Airlie > > > > fences are signalled on nvidia hw using non-stall interrupts. > > > > non-stall interrupts are not latched from my reading. > > > > When nouveau emits

Re: [PATCH] nouveau: rip out fence irq allow/block sequences.

2024-01-25 Thread Daniel Vetter
On Tue, Jan 23, 2024 at 05:25:38PM +1000, Dave Airlie wrote: > From: Dave Airlie > > fences are signalled on nvidia hw using non-stall interrupts. > > non-stall interrupts are not latched from my reading. > > When nouveau emits a fence, it requests a NON_STALL signalling, > but it only calls

Re: [PATCH] mm: Remove double faults once write a device pfn

2024-01-25 Thread Christian König
Am 24.01.24 um 12:04 schrieb Alistair Popple: "Zhou, Xianrong" writes: [AMD Official Use Only - General] The vmf_insert_pfn_prot could cause unnecessary double faults on a device pfn. Because currently the vmf_insert_pfn_prot does not make the pfn writable so the pte entry is normally