Signed-off-by: Lionel Landwerlin lionel.g.landwerlin@intel.com --- drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c | 8 ++++++++ 1 file changed, 8 insertions(+)
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c index 09248398fa7b..f1af3490f96b 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c @@ -2494,6 +2494,14 @@ get_legacy_fence_array(struct i915_execbuffer *eb, goto err; }
+ if ((user_fence.flags & I915_EXEC_FENCE_SIGNAL) && + syncobj->is_timeline) { + DRM_DEBUG("Cannot replace fence in timeline syncobj\n"); + drm_syncobj_put(syncobj); + err = -EINVAL; + goto err; + } + if (user_fence.flags & I915_EXEC_FENCE_WAIT) { fence = drm_syncobj_fence_get(syncobj); if (!fence) {