From nobody Fri Apr 10 20:20:03 2026 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 B938EC28B2B for ; Fri, 19 Aug 2022 02:28:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239163AbiHSC23 (ORCPT ); Thu, 18 Aug 2022 22:28:29 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48754 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230098AbiHSC21 (ORCPT ); Thu, 18 Aug 2022 22:28:27 -0400 Received: from mail.nfschina.com (unknown [IPv6:2400:dd01:100f:2:72e2:84ff:fe10:5f45]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id CD14E39B83; Thu, 18 Aug 2022 19:28:24 -0700 (PDT) Received: from localhost (unknown [127.0.0.1]) by mail.nfschina.com (Postfix) with ESMTP id 8FE551E80D08; Fri, 19 Aug 2022 10:25:13 +0800 (CST) X-Virus-Scanned: amavisd-new at test.com Received: from mail.nfschina.com ([127.0.0.1]) by localhost (mail.nfschina.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id JsgYUBp6KNdk; Fri, 19 Aug 2022 10:25:11 +0800 (CST) Received: from localhost.localdomain (unknown [219.141.250.2]) (Authenticated sender: kunyu@nfschina.com) by mail.nfschina.com (Postfix) with ESMTPA id E218D1E80CFF; Fri, 19 Aug 2022 10:25:10 +0800 (CST) From: Li kunyu To: kunyu@nfschina.com, seanjc@google.com Cc: pbonzini@redhat.com, kvm@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v2] KVM: Drop unnecessary initialization of "npages" in hva_to_pfn_slow() initialized and assigned, it is used after assignment Date: Fri, 19 Aug 2022 10:28:04 +0800 Message-Id: <20220819022804.483914-1-kunyu@nfschina.com> X-Mailer: git-send-email 2.18.2 In-Reply-To: <20220819014953.483381-1-kunyu@nfschina.com> References: <20220819014953.483381-1-kunyu@nfschina.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Used to reduce a mov instruction. Reviewed-by: Sean Christopherson Signed-off-by: Li kunyu v2: Change patch title. --- virt/kvm/kvm_main.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index 82f2b90718a9..f047799bf19b 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -2516,7 +2516,7 @@ static int hva_to_pfn_slow(unsigned long addr, bool *= async, bool write_fault, { unsigned int flags =3D FOLL_HWPOISON; struct page *page; - int npages =3D 0; + int npages; =20 might_sleep(); =20 --=20 2.18.2