From patchwork Wed Mar 13 01:31:59 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stephen Boyd X-Patchwork-Id: 2260711 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) by patchwork1.kernel.org (Postfix) with ESMTP id A708C3FCF6 for ; Wed, 13 Mar 2013 01:35:12 +0000 (UTC) Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1UFaYK-0006Lp-2w; Wed, 13 Mar 2013 01:32:24 +0000 Received: from wolverine02.qualcomm.com ([199.106.114.251]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1UFaY3-0006I9-2u for linux-arm-kernel@lists.infradead.org; Wed, 13 Mar 2013 01:32:07 +0000 X-IronPort-AV: E=Sophos;i="4.84,833,1355126400"; d="scan'208";a="29184076" Received: from pdmz-ns-snip_115.254.qualcomm.com (HELO mostmsg01.qualcomm.com) ([199.106.115.254]) by wolverine02.qualcomm.com with ESMTP/TLS/DHE-RSA-AES256-SHA; 12 Mar 2013 18:32:04 -0700 Received: from sboyd-linux.qualcomm.com (pdmz-ns-snip_218_1.qualcomm.com [192.168.218.1]) by mostmsg01.qualcomm.com (Postfix) with ESMTPA id E905C10004DF; Tue, 12 Mar 2013 18:32:03 -0700 (PDT) From: Stephen Boyd To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 1/3] ARM: Clear IDIVT hwcap if CONFIG_ARM_THUMB=n Date: Tue, 12 Mar 2013 18:31:59 -0700 Message-Id: <1363138321-27849-2-git-send-email-sboyd@codeaurora.org> X-Mailer: git-send-email 1.8.2.rc2.4.g7799588 In-Reply-To: <1363138321-27849-1-git-send-email-sboyd@codeaurora.org> References: <1363138321-27849-1-git-send-email-sboyd@codeaurora.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20130312_213207_297926_1E22041B X-CRM114-Status: GOOD ( 10.99 ) X-Spam-Score: -4.2 (----) X-Spam-Report: SpamAssassin version 3.3.2 on merlin.infradead.org summary: Content analysis details: (-4.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -2.3 RCVD_IN_DNSWL_MED RBL: Sender listed at http://www.dnswl.org/, medium trust [199.106.114.251 listed in list.dnswl.org] -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] Cc: linux-arm-msm@vger.kernel.org, Will Deacon , linux-kernel@vger.kernel.org, Stepan Moskovchenko X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Don't advertise support for the SDIV/UDIV thumb instructions if the kernel is not compiled with support for thumb userspace. This is in line with how we remove the THUMB hwcap in these configurations. Cc: Will Deacon Cc: Stepan Moskovchenko Signed-off-by: Stephen Boyd Acked-by: Will Deacon --- arch/arm/kernel/setup.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index 3f6cbb2..e2c8bbf 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c @@ -484,7 +484,7 @@ static void __init setup_processor(void) list->elf_name, ENDIANNESS); elf_hwcap = list->elf_hwcap; #ifndef CONFIG_ARM_THUMB - elf_hwcap &= ~HWCAP_THUMB; + elf_hwcap &= ~(HWCAP_THUMB | HWCAP_IDIVT); #endif feat_v6_fixup();