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zink: invalidate non-punted recycled descriptor sets that are not valid

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these sets may contain refs from the descriptors which need to be removed
to avoid invalid memory access if the ref is leaked

cc: mesa-stable

Acked-by: Emma Anholt <emma@anholt.net>
Reviewed-by: Dave Airlie <airlied@redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/15226>
(cherry picked from commit e0030bc39f)
This commit is contained in:
Mike Blumenkrantz 2022-03-03 12:25:41 -05:00 • committed by Dylan Baker
parent d8e5624984
commit c75e89962e
2 changed files with 3 additions and 1 deletions
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2
.pick_status.json
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@ -445,7 +445,7 @@
"description": "zink: invalidate non-punted recycled descriptor sets that are not valid",
"nominated": true,
"nomination_type": 0,
"resolution": 0,
"resolution": 1,
"main_sha": null,
"because_sha": null
},

2
src/gallium/drivers/zink/zink_descriptors.c
View file

@ -850,6 +850,8 @@ zink_descriptor_set_get(struct zink_context *ctx,
zds = (void*)he->data;
*cache_hit = !zds->invalid;
if (recycled) {
if (zds->invalid)
descriptor_set_invalidate(zds);
/* need to migrate this entry back to the in-use hash */
_mesa_hash_table_remove(pool->free_desc_sets, he);
goto out;