drm/msm/gpu: Don't allow zero fence_id

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Elsewhere we treat zero as "no fence" and __msm_gem_submit_destroy()
skips removal from fence_idr.  We could alternately change this to use
negative values for "no fence" but I think it is more clear to not allow
zero as a valid fence_id.

Signed-off-by: Rob Clark <robdclark@chromium.org>
Fixes: a61acbbe9c ("drm/msm: Track "seqno" fences by idr")
Link: https://lore.kernel.org/r/20211129182344.292609-1-robdclark@gmail.com
Signed-off-by: Rob Clark <robdclark@chromium.org>

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Rob Clark 2021-11-29 10:23:44 -08:00

parent b9c8accbdd

commit ca3ffcbeb0

1 changed files with 1 additions and 1 deletions

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drivers/gpu/drm/msm/msm_gem_submit.c

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