From patchwork Thu Apr 2 15:39:55 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Qian Cai X-Patchwork-Id: 11471031 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 75FF192A for ; Thu, 2 Apr 2020 15:40:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 523982080C for ; Thu, 2 Apr 2020 15:40:12 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lca.pw header.i=@lca.pw header.b="lNlymgKI" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389390AbgDBPkL (ORCPT ); Thu, 2 Apr 2020 11:40:11 -0400 Received: from mail-qv1-f65.google.com ([209.85.219.65]:33436 "EHLO mail-qv1-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388591AbgDBPkK (ORCPT ); Thu, 2 Apr 2020 11:40:10 -0400 Received: by mail-qv1-f65.google.com with SMTP id p19so1898991qve.0 for ; Thu, 02 Apr 2020 08:40:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=lca.pw; s=google; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=PYelBMpM/3QJH1rKStk9XKPwcLOdDKg6wW/AuMLbwA0=; b=lNlymgKIirJd7VAjfYBBqRftLBhc6UFUfiuiLaxma5vrER6aASiWEFCmMywJMyOy0k kIDZGJS/JcyPGJbWqzFLb3ZypGU+/LSLc+SxxZGyW7+Aa0MsJ0Zkxkvfosuep4srSdPG MebPu1XuXHTN9hCyHpf2KRMX9gGegmAuSOwj0jyJB3T+/cHQ8sXXfOA117NUCQw94uoJ a6uNqw6Vlf/oi3ADr368GSxVXLzM38IzfW1RCjgUzX19TrxT8I4BptPljilD28rawM6G 72HG7DZfFcayoxN4BjA8cH0EaK2jVN19iK1Ebem1CJNUP2jGybMBzP6ejISXGkC4LRUc kNVg== 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=PYelBMpM/3QJH1rKStk9XKPwcLOdDKg6wW/AuMLbwA0=; b=WdF7dt7cSO3hNgGvFhxjfXSiiAw1S6M+HDPRDFKo+AiXRvt1lb7wilsPT3ShsLmpn1 t1t9sVhOiVSmUXXwJH22EB0qPKquUCzQsnJm0dQ+rzvXOTVpvZX412SqqfkgKtbRxoz7 XHN2RPvYH2ipzb2VVABGu/8ZdJbPlYVe+VNZ7pUFqhLeg5TeYTxdn43yL5Aebj17/isb VbA6KGYkEeNcW+ejhKDyNEUsazQTyIAK/8yo0+2c3ekegDpRzmHR40Xy+puzyYZ4m9l6 Pufag6ssJzJwtwHNnccYhE97IPWSgrOlQUMRlSwb4oRk6MlXZ/Gj+OAMWAj1+9RBlrKS Y0uA== X-Gm-Message-State: AGi0Pube2Sh2DWvBiDvczi1dOasoJ6vtHjxFTevE8TJKyesy59Gi6kMi 9A7/ALbymehjlm5EJMe/PX5ESg== X-Google-Smtp-Source: APiQypI9is3KJbPY3xl6sirQXhgEy8iEvNue4xUMKbvI46xXBmbp9jGdyrp8NAfqhBcHwxpEFMSMrQ== X-Received: by 2002:ad4:5012:: with SMTP id s18mr3982997qvo.162.1585842008226; Thu, 02 Apr 2020 08:40:08 -0700 (PDT) Received: from ovpn-66-203.rdu2.redhat.com (pool-71-184-117-43.bstnma.fios.verizon.net. [71.184.117.43]) by smtp.gmail.com with ESMTPSA id n46sm4069873qtb.48.2020.04.02.08.40.06 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 02 Apr 2020 08:40:07 -0700 (PDT) From: Qian Cai To: pbonzini@redhat.com Cc: sean.j.christopherson@intel.com, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, Qian Cai Subject: [PATCH -next] x86/kvm: fix a missing-prototypes "vmread_error" Date: Thu, 2 Apr 2020 11:39:55 -0400 Message-Id: <20200402153955.1695-1-cai@lca.pw> X-Mailer: git-send-email 2.21.0 (Apple Git-122.2) MIME-Version: 1.0 Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org The commit 842f4be95899 ("KVM: VMX: Add a trampoline to fix VMREAD error handling") removed the declaration of vmread_error() causes a W=1 build failure with KVM_WERROR=y. Fix it by adding it back. arch/x86/kvm/vmx/vmx.c:359:17: error: no previous prototype for 'vmread_error' [-Werror=missing-prototypes] asmlinkage void vmread_error(unsigned long field, bool fault) ^~~~~~~~~~~~ Signed-off-by: Qian Cai --- arch/x86/kvm/vmx/ops.h | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/x86/kvm/vmx/ops.h b/arch/x86/kvm/vmx/ops.h index 09b0937d56b1..19717d0a1100 100644 --- a/arch/x86/kvm/vmx/ops.h +++ b/arch/x86/kvm/vmx/ops.h @@ -12,6 +12,7 @@ #define __ex(x) __kvm_handle_fault_on_reboot(x) +asmlinkage void vmread_error(unsigned long field, bool fault); __attribute__((regparm(0))) void vmread_error_trampoline(unsigned long field, bool fault); void vmwrite_error(unsigned long field, unsigned long value);