From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:58832 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751930AbeCLPot (ORCPT ); Mon, 12 Mar 2018 11:44:49 -0400 Subject: Patch "drm/i915: Clear the in-use marker on execbuf failure" has been added to the 4.15-stable tree To: chris@chris-wilson.co.uk, gregkh@linuxfoundation.org, joonas.lahtinen@linux.intel.com, rodrigo.vivi@intel.com, stable@vger.kernel.org, tvrtko.ursulin@intel.com Cc: , From: Date: Mon, 12 Mar 2018 16:43:50 +0100 Message-ID: <152086943012138@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: This is a note to let you know that I've just added the patch titled drm/i915: Clear the in-use marker on execbuf failure to the 4.15-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: drm-i915-clear-the-in-use-marker-on-execbuf-failure.patch and it can be found in the queue-4.15 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From e659d14ed48096f87a678e7ebbdf286a817b4d0e Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Mon, 19 Feb 2018 14:01:44 +0000 Subject: drm/i915: Clear the in-use marker on execbuf failure From: Chris Wilson commit e659d14ed48096f87a678e7ebbdf286a817b4d0e upstream. If we fail to unbind the vma (due to a signal on an active buffer that needs to be moved for the next execbuf), then we need to clear the persistent tracking state we setup for this execbuf. Fixes: c7c6e46f913b ("drm/i915: Convert execbuf to use struct-of-array packing for critical fields") Testcase: igt/gem_fenced_exec_thrash/no-spare-fences-busy* Signed-off-by: Chris Wilson Cc: Tvrtko Ursulin Cc: Joonas Lahtinen Cc: # v4.14+ Reviewed-by: Tvrtko Ursulin Link: https://patchwork.freedesktop.org/patch/msgid/20180219140144.24004-1-chris@chris-wilson.co.uk (cherry picked from commit ed2f3532321083cf40e4da4e36234880e0136136) Signed-off-by: Rodrigo Vivi Signed-off-by: Greg Kroah-Hartman --- drivers/gpu/drm/i915/i915_gem_execbuffer.c | 2 ++ 1 file changed, 2 insertions(+) --- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c +++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c @@ -505,6 +505,8 @@ eb_add_vma(struct i915_execbuffer *eb, u list_add_tail(&vma->exec_link, &eb->unbound); if (drm_mm_node_allocated(&vma->node)) err = i915_vma_unbind(vma); + if (unlikely(err)) + vma->exec_flags = NULL; } return err; } Patches currently in stable-queue which might be from chris@chris-wilson.co.uk are queue-4.15/drm-i915-fix-rsvd2-mask-when-out-fence-is-returned.patch queue-4.15/drm-i915-perf-fix-perf-stream-opening-lock.patch queue-4.15/drm-i915-clear-the-in-use-marker-on-execbuf-failure.patch