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drm/i915/gem: Mark up sw-fence notify function

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The sw-fence notify function requires to be at least 4-byte aligned so
that we can use the low bits in the function pointer for internal fence
flags. Make it so.

References: https://gitlab.freedesktop.org/drm/intel/issues/1433
Fixes: 42fb60de31 ("drm/i915/gem: Don't leak non-persistent requests on changing engines")
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200311221739.30375-1-chris@chris-wilson.co.uk
This commit is contained in:
Chris Wilson 2020-03-11 22:17:38 +00:00
parent 1aae306519
commit c02aac25f1
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/i915/gem/i915_gem_context.c
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@ -519,8 +519,8 @@ static void kill_context(struct i915_gem_context *ctx)
kill_stale_engines(ctx);
}
static int engines_notify(struct i915_sw_fence *fence,
enum i915_sw_fence_notify state)
static int __i915_sw_fence_call
engines_notify(struct i915_sw_fence *fence, enum i915_sw_fence_notify state)
{
struct i915_gem_engines *engines =
container_of(fence, typeof(*engines), fence);