From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 539BAC433DF for ; Tue, 7 Jul 2020 17:47:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3235F20675 for ; Tue, 7 Jul 2020 17:47:47 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="O+DoMyTT" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728290AbgGGRrp (ORCPT ); Tue, 7 Jul 2020 13:47:45 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55130 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727777AbgGGRrp (ORCPT ); Tue, 7 Jul 2020 13:47:45 -0400 Received: from mail-ej1-x642.google.com (mail-ej1-x642.google.com [IPv6:2a00:1450:4864:20::642]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D6C17C061755 for ; Tue, 7 Jul 2020 10:47:44 -0700 (PDT) Received: by mail-ej1-x642.google.com with SMTP id l12so47463546ejn.10 for ; Tue, 07 Jul 2020 10:47:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=wJMrhqAOZI1rAIGmuz3pNpw1lglfVRNdM18u67Z4R9s=; b=O+DoMyTTlYXbeSxcqJk1RyCWLV123gw/XuJGBKLldr7Kg84n9la7ucrEL9OOvxiKPs RaUbwWyEKxzMlt0HtkECU63yvq5dQ1i3I+jBfCU0Xoe8TeT6P1KxG6ucPQzREWMKTVWr wKwQe5HMzVd0B0aXl6/L9DbtPAbpsKgpaWkXiBFO0dYJHKeXIoHnI0k0VUHb0YDjvbGk luS8tL5s1T/+LLtn+6yKX7u5xJu6kSEe48RCfI/WyZlxq3njmA14LDn8nkYeZQCFY4ES QxJDv9aAo43/oEaNhSrIGDjcbn3UQheqmMKLBoatp+0SkS5wch3/RMToTsBGeqbHd92l DdYw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=wJMrhqAOZI1rAIGmuz3pNpw1lglfVRNdM18u67Z4R9s=; b=AFA84ZhZKWgTncu6/ZvMW1alfJU59gUDOCAV8NA/HB6gBl2RvexMsAOkgoY0cqQTEB 4QPUkHfqQpAWk5Ejl67O2/ZJmbxmDQrPAGZ2Q5Z4d8GX8l+ohNk87GdehQADhRMB0Dkz qul8+W4wzrxIZjBocvuKjQGR8V7rvUITKdrpOP07hVzo9Y22ujVkyG+yXfLhWlNoC+6C hJc8Ub4b6RIrGVri1WWGx+r9XP+0eP+dWNeIUdyzP8j4c5/25o00OOEIJHBNUdHCIQhJ 2PCVsl1PpCSnxEl2yJaywufa8g4BuescrO+cZLoQrEkNaZ2zMlunW1EEcBRSQkM7CQSS gHWg== X-Gm-Message-State: AOAM532VXmyXeLrEnD9i7i9GBMcvCKAzwb1X/o0xABGK6H1XK+7K7IIS bP/y6OtZrwJBg/tSVpzDGUI= X-Google-Smtp-Source: ABdhPJztWlpGa4X/U1fr4ztkJNe79eHQUH5qajp3MPCcS+rcPIltKHdLIOlOr2n8lOOdH+ljsZQgJw== X-Received: by 2002:a17:907:7283:: with SMTP id dt3mr50246240ejc.195.1594144063495; Tue, 07 Jul 2020 10:47:43 -0700 (PDT) Received: from localhost.localdomain (93-103-18-160.static.t-2.net. [93.103.18.160]) by smtp.gmail.com with ESMTPSA id q17sm658636ejd.20.2020.07.07.10.47.41 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 07 Jul 2020 10:47:42 -0700 (PDT) From: Uros Bizjak To: x86@kernel.org, linux-kernel@vger.kernel.org Cc: Uros Bizjak Subject: [PATCH] x86/cpu: Use XGETBV and XSETBV mnemonics in fpu/internal.h Date: Tue, 7 Jul 2020 19:47:22 +0200 Message-Id: <20200707174722.58651-1-ubizjak@gmail.com> X-Mailer: git-send-email 2.26.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Current minimum required version of binutils is 2.23, which supports XGETBV and XSETBV instruction mnemonics. Replace the byte-wise specification of XGETBV and XSETBV with these proper mnemonics. Signed-off-by: Uros Bizjak --- arch/x86/include/asm/fpu/internal.h | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/arch/x86/include/asm/fpu/internal.h b/arch/x86/include/asm/fpu/internal.h index 845e7481ab77..fbc7a333b28e 100644 --- a/arch/x86/include/asm/fpu/internal.h +++ b/arch/x86/include/asm/fpu/internal.h @@ -636,9 +636,7 @@ static inline u64 xgetbv(u32 index) { u32 eax, edx; - asm volatile(".byte 0x0f,0x01,0xd0" /* xgetbv */ - : "=a" (eax), "=d" (edx) - : "c" (index)); + asm volatile("xgetbv" : "=a" (eax), "=d" (edx) : "c" (index)); return eax + ((u64)edx << 32); } @@ -647,8 +645,7 @@ static inline void xsetbv(u32 index, u64 value) u32 eax = value; u32 edx = value >> 32; - asm volatile(".byte 0x0f,0x01,0xd1" /* xsetbv */ - : : "a" (eax), "d" (edx), "c" (index)); + asm volatile("xsetbv" :: "a" (eax), "d" (edx), "c" (index)); } #endif /* _ASM_X86_FPU_INTERNAL_H */ -- 2.26.2