From patchwork Wed Mar 30 23:52:23 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kamal Mostafa X-Patchwork-Id: 603782 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from huckleberry.canonical.com (huckleberry.canonical.com [91.189.94.19]) by ozlabs.org (Postfix) with ESMTP id 3qb4Hs5PZ1z9t3Z; Thu, 31 Mar 2016 10:54:33 +1100 (AEDT) Received: from localhost ([127.0.0.1] helo=huckleberry.canonical.com) by huckleberry.canonical.com with esmtp (Exim 4.76) (envelope-from ) id 1alPwS-00063c-T6; Wed, 30 Mar 2016 23:54:28 +0000 Received: from youngberry.canonical.com ([91.189.89.112]) by huckleberry.canonical.com with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.76) (envelope-from ) id 1alPuV-0004jp-Up for kernel-team@lists.ubuntu.com; Wed, 30 Mar 2016 23:52:27 +0000 Received: from 1.general.kamal.us.vpn ([10.172.68.52] helo=fourier) by youngberry.canonical.com with esmtpsa (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.76) (envelope-from ) id 1alPuV-0007Zz-GB; Wed, 30 Mar 2016 23:52:27 +0000 Received: from kamal by fourier with local (Exim 4.86_2) (envelope-from ) id 1alPuS-00014Z-RP; Wed, 30 Mar 2016 16:52:24 -0700 From: Kamal Mostafa To: Max Filippov Subject: [4.2.y-ckt stable] Patch "xtensa: clear all DBREAKC registers on start" has been added to the 4.2.y-ckt tree Date: Wed, 30 Mar 2016 16:52:23 -0700 Message-Id: <1459381943-4088-1-git-send-email-kamal@canonical.com> X-Mailer: git-send-email 2.7.4 X-Extended-Stable: 4.2 Cc: Kamal Mostafa , kernel-team@lists.ubuntu.com X-BeenThere: kernel-team@lists.ubuntu.com X-Mailman-Version: 2.1.14 Precedence: list List-Id: Kernel team discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: kernel-team-bounces@lists.ubuntu.com Sender: kernel-team-bounces@lists.ubuntu.com This is a note to let you know that I have just added a patch titled xtensa: clear all DBREAKC registers on start to the linux-4.2.y-queue branch of the 4.2.y-ckt extended stable tree which can be found at: http://kernel.ubuntu.com/git/ubuntu/linux.git/log/?h=linux-4.2.y-queue This patch is scheduled to be released in version 4.2.8-ckt7. If you, or anyone else, feels it should not be added to this tree, please reply to this email. For more information about the 4.2.y-ckt tree, see https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable Thanks. -Kamal ---8<------------------------------------------------------------ From 259048265979c8f330391bf039ff151a28b056a2 Mon Sep 17 00:00:00 2001 From: Max Filippov Date: Thu, 3 Mar 2016 18:34:29 +0300 Subject: xtensa: clear all DBREAKC registers on start commit 7de7ac785ae18a2cdc78d7560f48e3213d9ea0ab upstream. There are XCHAL_NUM_DBREAK registers, clear them all. This also fixes cryptic assembler error message with binutils 2.25 when XCHAL_NUM_DBREAK is 0: as: out of memory allocating 18446744073709551575 bytes after a total of 495616 bytes Signed-off-by: Max Filippov Signed-off-by: Kamal Mostafa --- arch/xtensa/kernel/head.S | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) -- 2.7.4 diff --git a/arch/xtensa/kernel/head.S b/arch/xtensa/kernel/head.S index 9ed5564..05e1df9 100644 --- a/arch/xtensa/kernel/head.S +++ b/arch/xtensa/kernel/head.S @@ -128,7 +128,7 @@ ENTRY(_startup) wsr a0, icountlevel .set _index, 0 - .rept XCHAL_NUM_DBREAK - 1 + .rept XCHAL_NUM_DBREAK wsr a0, SREG_DBREAKC + _index .set _index, _index + 1 .endr