From patchwork Mon Mar 14 11:53:51 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 551367 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 CD843C4332F for ; Mon, 14 Mar 2022 11:59:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240076AbiCNMAj (ORCPT ); Mon, 14 Mar 2022 08:00:39 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42514 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240042AbiCNMAZ (ORCPT ); Mon, 14 Mar 2022 08:00:25 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5EF135FAE; Mon, 14 Mar 2022 04:58:31 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id BA9F86125F; Mon, 14 Mar 2022 11:58:23 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id B6351C340ED; Mon, 14 Mar 2022 11:58:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1647259103; bh=o/ZljB33tbEyw/3OJ4/rKpj5QYTr4X7wpW6V8xR5JkE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Ym+VmX/jc992mP4SkMuxx+OpqdLQ4r6t2gg8BV+gGB+QkJlduRdLrG0t1lhleftWr Fb203RFWArTSpAGaZu3WNzB/rZPXT5Poxro0eMhmPQx+zQHTBg86U7GjVD509h/VcK nPgWMEHi94sUivrFZO1K2OoS29S2bPvfWyFLuT4c= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Borislav Petkov , Liam Merwick Subject: [PATCH 5.4 40/43] x86/cpufeatures: Mark two free bits in word 3 Date: Mon, 14 Mar 2022 12:53:51 +0100 Message-Id: <20220314112735.544396815@linuxfoundation.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220314112734.415677317@linuxfoundation.org> References: <20220314112734.415677317@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Borislav Petkov commit fbd5969d1ff2598143d6a6fbc9491a9e40ab9b82 upstream. ... so that they get reused when needed. No functional changes. Signed-off-by: Borislav Petkov Link: https://lkml.kernel.org/r/20200604104150.2056-1-bp@alien8.de Signed-off-by: Liam Merwick Signed-off-by: Greg Kroah-Hartman --- arch/x86/include/asm/cpufeatures.h | 2 ++ 1 file changed, 2 insertions(+) --- a/arch/x86/include/asm/cpufeatures.h +++ b/arch/x86/include/asm/cpufeatures.h @@ -96,6 +96,7 @@ #define X86_FEATURE_SYSCALL32 ( 3*32+14) /* "" syscall in IA32 userspace */ #define X86_FEATURE_SYSENTER32 ( 3*32+15) /* "" sysenter in IA32 userspace */ #define X86_FEATURE_REP_GOOD ( 3*32+16) /* REP microcode works well */ +/* free ( 3*32+17) */ #define X86_FEATURE_LFENCE_RDTSC ( 3*32+18) /* "" LFENCE synchronizes RDTSC */ #define X86_FEATURE_ACC_POWER ( 3*32+19) /* AMD Accumulated Power Mechanism */ #define X86_FEATURE_NOPL ( 3*32+20) /* The NOPL (0F 1F) instructions */ @@ -107,6 +108,7 @@ #define X86_FEATURE_EXTD_APICID ( 3*32+26) /* Extended APICID (8 bits) */ #define X86_FEATURE_AMD_DCM ( 3*32+27) /* AMD multi-node processor */ #define X86_FEATURE_APERFMPERF ( 3*32+28) /* P-State hardware coordination feedback capability (APERF/MPERF MSRs) */ +/* free ( 3*32+29) */ #define X86_FEATURE_NONSTOP_TSC_S3 ( 3*32+30) /* TSC doesn't stop in S3 state */ #define X86_FEATURE_TSC_KNOWN_FREQ ( 3*32+31) /* TSC has known frequency */