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iris: Initialize bo->index to -1 when importing buffers

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A value of -1 means that the buffer has never been used in an execbuf
buffer list in any of our contexts.  While setting this isn't critical,
doing so will allow us to short-circuit some looping in the next patch.

Cc: mesa-stable
Reviewed-by: José Roberto de Souza <jose.souza@intel.com>
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/26806>
(cherry picked from commit d178334d5c)
This commit is contained in:
Kenneth Graunke 2023-12-22 04:00:37 -08:00 • committed by Eric Engestrom
parent 0289027140
commit 72dac9936f
2 changed files with 3 additions and 1 deletions
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2
.pick_status.json
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@ -24,7 +24,7 @@
"description": "iris: Initialize bo->index to -1 when importing buffers",
"nominated": true,
"nomination_type": 0,
"resolution": 0,
"resolution": 1,
"main_sha": null,
"because_sha": null,
"notes": null

2
src/gallium/drivers/iris/iris_bufmgr.c
View file

@ -1413,6 +1413,7 @@ iris_bo_gem_create_from_name(struct iris_bufmgr *bufmgr,
bo->bufmgr = bufmgr;
bo->gem_handle = open_arg.handle;
bo->name = name;
bo->index = -1;
bo->real.global_name = handle;
bo->real.prime_fd = -1;
bo->real.reusable = false;
@ -1974,6 +1975,7 @@ iris_bo_import_dmabuf(struct iris_bufmgr *bufmgr, int prime_fd,
bo->bufmgr = bufmgr;
bo->name = "prime";
bo->index = -1;
bo->real.reusable = false;
bo->real.imported = true;
bo->real.mmap_mode = IRIS_MMAP_NONE;