lkml.org 
[lkml]   [2023]   [Aug]   [20]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH drm-misc-next] drm/nouveau: uvmm: fix unset region pointer on remap
Date
Transfer the region pointer of a uvma to the new uvma(s) on re-map to
prevent potential shader faults when the re-mapped uvma(s) are unmapped.

Signed-off-by: Danilo Krummrich <dakr@redhat.com>
---
drivers/gpu/drm/nouveau/nouveau_uvmm.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/nouveau/nouveau_uvmm.c b/drivers/gpu/drm/nouveau/nouveau_uvmm.c
index 3a1e8538f205..aae780e4a4aa 100644
--- a/drivers/gpu/drm/nouveau/nouveau_uvmm.c
+++ b/drivers/gpu/drm/nouveau/nouveau_uvmm.c
@@ -639,6 +639,7 @@ nouveau_uvmm_sm_prepare(struct nouveau_uvmm *uvmm,
struct drm_gpuva *va = r->unmap->va;
struct uvmm_map_args remap_args = {
.kind = uvma_from_va(va)->kind,
+ .region = uvma_from_va(va)->region,
};
u64 ustart = va->va.addr;
u64 urange = va->va.range;
base-commit: 25205087df1ffe06ccea9302944ed1f77dc68c6f
--
2.41.0

\
 
 \ /
  Last update: 2023-08-21 00:33    [W:0.026 / U:0.740 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site