From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:35618 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750783AbdAFO1S (ORCPT ); Fri, 6 Jan 2017 09:27:18 -0500 Subject: Patch "drm/nouveau/ltc: protect clearing of comptags with mutex" has been added to the 4.4-stable tree To: bskeggs@redhat.com, gregkh@linuxfoundation.org Cc: , From: Date: Fri, 06 Jan 2017 15:27:20 +0100 Message-ID: <14837128403251@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/nouveau/ltc: protect clearing of comptags with mutex to the 4.4-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-nouveau-ltc-protect-clearing-of-comptags-with-mutex.patch and it can be found in the queue-4.4 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From f4e65efc88b64c1dbca275d42a188edccedb56c6 Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Tue, 13 Dec 2016 09:29:55 +1000 Subject: drm/nouveau/ltc: protect clearing of comptags with mutex From: Ben Skeggs commit f4e65efc88b64c1dbca275d42a188edccedb56c6 upstream. Signed-off-by: Ben Skeggs Signed-off-by: Greg Kroah-Hartman --- drivers/gpu/drm/nouveau/nvkm/subdev/ltc/base.c | 2 ++ 1 file changed, 2 insertions(+) --- a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/base.c @@ -47,8 +47,10 @@ nvkm_ltc_tags_clear(struct nvkm_ltc *ltc BUG_ON((first > limit) || (limit >= ltc->num_tags)); + mutex_lock(<c->subdev.mutex); ltc->func->cbc_clear(ltc, first, limit); ltc->func->cbc_wait(ltc); + mutex_unlock(<c->subdev.mutex); } int Patches currently in stable-queue which might be from bskeggs@redhat.com are queue-4.4/drm-nouveau-bios-require-checksum-to-match-for-fast-acpi-shadow-method.patch queue-4.4/drm-nouveau-kms-lvds-panel-strap-moved-again-on-maxwell.patch queue-4.4/drm-nouveau-ltc-protect-clearing-of-comptags-with-mutex.patch queue-4.4/drm-nouveau-fifo-gf100-protect-channel-preempt-with-subdev-mutex.patch queue-4.4/drm-nouveau-i2c-gk110b-gm10x-use-the-correct-implementation.patch