Op 24-07-15 om 15:26 schreef Ander Conselvan De Oliveira: > On Tue, 2015-07-21 at 16:09 +0200, Maarten Lankhorst wrote: >> -EDEADLK has special meaning in atomic, but get_fence may call >> i915_find_fence_reg which can return -EDEADLK. >> >> This has special meaning in the atomic world, so convert the error >> to -EBUSY for this case. > Doesn't this change the behavior of intel_crtc_page_flip() slightly? It > now would return -EBUSY to user space if it can't find a fence instead > of -EDEADLK. Not sure if that is a problem though. I don't expect user > space would actually check for -EDEADLK. > It would, but if we ever make page_flip atomic we will have to do something like this anyway.. ~Maarten _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/intel-gfx
