Re: [Intel-gfx] i915 and swiotlb_max_segment

2021-06-03 Thread Robin Murphy
On 2021-06-03 10:17, Tvrtko Ursulin wrote: Hi, On 03/06/2021 09:40, Joonas Lahtinen wrote: + Tvrtko to take a look Quoting Konrad Rzeszutek Wilk (2021-05-20 18:12:58) On Mon, May 10, 2021 at 05:25:25PM +0200, Christoph Hellwig wrote: Hi all, swiotlb_max_segment is a rather strange "API" ex

Re: [Intel-gfx] i915 and swiotlb_max_segment

2021-06-03 Thread Tvrtko Ursulin
Hi, On 03/06/2021 09:40, Joonas Lahtinen wrote: + Tvrtko to take a look Quoting Konrad Rzeszutek Wilk (2021-05-20 18:12:58) On Mon, May 10, 2021 at 05:25:25PM +0200, Christoph Hellwig wrote: Hi all, swiotlb_max_segment is a rather strange "API" export by swiotlb.c, and i915 is the only (re

Re: i915 and swiotlb_max_segment

2021-06-03 Thread Joonas Lahtinen
+ Tvrtko to take a look Quoting Konrad Rzeszutek Wilk (2021-05-20 18:12:58) > On Mon, May 10, 2021 at 05:25:25PM +0200, Christoph Hellwig wrote: > > Hi all, > > > > swiotlb_max_segment is a rather strange "API" export by swiotlb.c, > > and i915 is the only (remaining) user. > > > > swiotlb_max_s

Re: i915 and swiotlb_max_segment

2021-05-20 Thread Konrad Rzeszutek Wilk
On Mon, May 10, 2021 at 05:25:25PM +0200, Christoph Hellwig wrote: > Hi all, > > swiotlb_max_segment is a rather strange "API" export by swiotlb.c, > and i915 is the only (remaining) user. > > swiotlb_max_segment returns 0 if swiotlb is not in use, 1 if > SWIOTLB_FORCE is set or swiotlb-zen is se