diff options
author | Christian König <christian.koenig@amd.com> | 2021-11-16 15:20:45 +0100 |
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committer | Christian König <christian.koenig@amd.com> | 2022-04-06 17:38:25 +0200 |
commit | c8d4c18bfbc4ab467188dbe45cc8155759f49d9e (patch) | |
tree | c0ecbde97d8d89bed2d7f87a93788bc86d5e56ea /drivers/gpu/drm/i915/gem/i915_gem_clflush.c | |
parent | drm/drm_modeset_helper_vtables.h: fix a typo (diff) | |
download | linux-dev-c8d4c18bfbc4ab467188dbe45cc8155759f49d9e.tar.xz linux-dev-c8d4c18bfbc4ab467188dbe45cc8155759f49d9e.zip |
dma-buf/drivers: make reserving a shared slot mandatory v4
Audit all the users of dma_resv_add_excl_fence() and make sure they
reserve a shared slot also when only trying to add an exclusive fence.
This is the next step towards handling the exclusive fence like a
shared one.
v2: fix missed case in amdgpu
v3: and two more radeon, rename function
v4: add one more case to TTM, fix i915 after rebase
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20220406075132.3263-2-christian.koenig@amd.com
Diffstat (limited to 'drivers/gpu/drm/i915/gem/i915_gem_clflush.c')
-rw-r--r-- | drivers/gpu/drm/i915/gem/i915_gem_clflush.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_clflush.c b/drivers/gpu/drm/i915/gem/i915_gem_clflush.c index ce91b23385cf..1fd0cc9ca213 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_clflush.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_clflush.c @@ -108,7 +108,8 @@ bool i915_gem_clflush_object(struct drm_i915_gem_object *obj, trace_i915_gem_object_clflush(obj); clflush = NULL; - if (!(flags & I915_CLFLUSH_SYNC)) + if (!(flags & I915_CLFLUSH_SYNC) && + dma_resv_reserve_fences(obj->base.resv, 1) == 0) clflush = clflush_work_create(obj); if (clflush) { i915_sw_fence_await_reservation(&clflush->base.chain, |