Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5CBCAC433EF for ; Fri, 10 Dec 2021 03:22:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236359AbhLJD0I (ORCPT ); Thu, 9 Dec 2021 22:26:08 -0500 Received: from out30-42.freemail.mail.aliyun.com ([115.124.30.42]:59156 "EHLO out30-42.freemail.mail.aliyun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231207AbhLJD0H (ORCPT ); Thu, 9 Dec 2021 22:26:07 -0500 X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R191e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=e01e04400;MF=yang.lee@linux.alibaba.com;NM=1;PH=DS;RN=9;SR=0;TI=SMTPD_---0V-6f21h_1639106530; Received: from localhost(mailfrom:yang.lee@linux.alibaba.com fp:SMTPD_---0V-6f21h_1639106530) by smtp.aliyun-inc.com(127.0.0.1); Fri, 10 Dec 2021 11:22:31 +0800 From: Yang Li To: tglx@linutronix.de Cc: mingo@redhat.com, bp@alien8.de, dave.hansen@linux.intel.com, x86@kernel.org, hpa@zytor.com, linux-kernel@vger.kernel.org, Li Yang , Abaci Robot Subject: [PATCH -next 1/2] x86: Use rdmsrl instead of rdmsr Date: Fri, 10 Dec 2021 11:22:07 +0800 Message-Id: <20211210032208.28240-1-yang.lee@linux.alibaba.com> X-Mailer: git-send-email 2.20.1.7.g153144c MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Li Yang In the current scenario, variable 'hi' set but not used, rdmsrl() does not change the function, but it is more concise. Eliminate the following clang warnings: arch/x86/kernel/process.c:889:10: warning: variable 'hi' set but not used [-Wunused-but-set-variable] Reported-by: Abaci Robot Signed-off-by: Li Yang --- arch/x86/kernel/process.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c index 5d481038fe0b..b415f30278d1 100644 --- a/arch/x86/kernel/process.c +++ b/arch/x86/kernel/process.c @@ -886,7 +886,7 @@ void amd_e400_c1e_apic_setup(void) void __init arch_post_acpi_subsys_init(void) { - u32 lo, hi; + u32 lo; if (!boot_cpu_has_bug(X86_BUG_AMD_E400)) return; @@ -896,7 +896,7 @@ void __init arch_post_acpi_subsys_init(void) * the machine is affected K8_INTP_C1E_ACTIVE_MASK bits are set in * MSR_K8_INT_PENDING_MSG. */ - rdmsr(MSR_K8_INT_PENDING_MSG, lo, hi); + rdmsrl(MSR_K8_INT_PENDING_MSG, lo); if (!(lo & K8_INTP_C1E_ACTIVE_MASK)) return; -- 2.34.0