From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from aserp1040.oracle.com ([141.146.126.69]:23752 "EHLO aserp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755816AbbGCQgj (ORCPT ); Fri, 3 Jul 2015 12:36:39 -0400 Message-ID: <5596BA09.4040904@oracle.com> Date: Fri, 03 Jul 2015 12:36:25 -0400 From: Sasha Levin MIME-Version: 1.0 To: =?UTF-8?B?TWljaGVsIETDpG56ZXI=?= CC: stable@vger.kernel.org, stable-commits@vger.kernel.org, =?UTF-8?B?Q2hyaXN0aWFuIEvDtm5pZw==?= Subject: Re: [added to the 3.18 stable tree] drm/radeon: Add RADEON_INFO_VA_UNMAP_WORKING query References: <1435873285-7148-1-git-send-email-sasha.levin@oracle.com> <1435873285-7148-3-git-send-email-sasha.levin@oracle.com> <5595E6BA.5030405@daenzer.net> In-Reply-To: <5595E6BA.5030405@daenzer.net> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: On 07/02/2015 09:34 PM, Michel Dänzer wrote: > I have a concern: > > >> > [ Upstream commit 3bc980bf19bb62007e923691fa2869ba113be895 ] >> > >> > This tells userspace that it's safe to use the RADEON_VA_UNMAP operation >> > of the DRM_RADEON_GEM_VA ioctl. >> > >> > Cc: stable@vger.kernel.org >> > (NOTE: Backporting this commit requires at least backports of commits >> > 26d4d129b6042197b4cbc8341c0618f99231af2f, >> > 48afbd70ac7b6aa62e8d452091023941d8085f8a and >> > c29c0876ec05d51a93508a39b90b92c29ba6423d as well, otherwise using >> > RADEON_VA_UNMAP runs into trouble) > AFAICT the current stable/linux-3.18.y tree has a backport of > c29c0876ec05d51a93508a39b90b92c29ba6423d, but not of > 26d4d129b6042197b4cbc8341c0618f99231af2f or > 48afbd70ac7b6aa62e8d452091023941d8085f8a. > > This commit (3bc980bf19bb62007e923691fa2869ba113be895) must not be > backported without those other commits. Michel, Thanks for the heads-up. I've backported those two commits and re-pushed the queue branch. Thanks, Sasha