From nobody Tue Apr 28 01:14:44 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 91B95C43334 for ; Wed, 8 Jun 2022 10:15:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236541AbiFHKPZ (ORCPT ); Wed, 8 Jun 2022 06:15:25 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36642 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236427AbiFHKNP (ORCPT ); Wed, 8 Jun 2022 06:13:15 -0400 Received: from mail.nfschina.com (unknown [IPv6:2400:dd01:100f:2:72e2:84ff:fe10:5f45]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id A4D7F220779 for ; Wed, 8 Jun 2022 02:59:45 -0700 (PDT) Received: from localhost (unknown [127.0.0.1]) by mail.nfschina.com (Postfix) with ESMTP id BF2861E80D76; Wed, 8 Jun 2022 17:59:17 +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 OU5N-MUYhBoA; Wed, 8 Jun 2022 17:59:15 +0800 (CST) Received: from localhost.localdomain.localdomain (unknown [219.141.250.2]) (Authenticated sender: xupengfei@nfschina.com) by mail.nfschina.com (Postfix) with ESMTPA id 29B4E1E80CB8; Wed, 8 Jun 2022 17:59:15 +0800 (CST) From: XU pengfei To: bp@alien8.de, mingo@redhat.com, tglx@linutronix.de Cc: dave.hansen@linux.intel.com, hpa@zytor.com, linux-kernel@vger.kernel.org, x86@kernel.org, XU pengfei Subject: [PATCH v2] x86: replace_intsrc_all function removes unused return values Date: Wed, 8 Jun 2022 17:59:05 +0800 Message-Id: <20220608095904.83592-1-xupengfei@nfschina.com> X-Mailer: git-send-email 2.18.2 In-Reply-To: <20220608081625.82731-1-xupengfei@nfschina.com> References: <20220608081625.82731-1-xupengfei@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" Change the return value of the replace_intsrc_all function to void to reduce eAX register calls . Signed-off-by: XU pengfei --- arch/x86/kernel/mpparse.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/arch/x86/kernel/mpparse.c b/arch/x86/kernel/mpparse.c index fed721f90116..0c9b9db9cac3 100644 --- a/arch/x86/kernel/mpparse.c +++ b/arch/x86/kernel/mpparse.c @@ -723,7 +723,7 @@ static inline void __init check_irq_src(struct mpc_intsrc *m, int *nr_m_spare) {} #endif /* CONFIG_X86_IO_APIC */ =20 -static int __init replace_intsrc_all(struct mpc_table *mpc, +static void __init replace_intsrc_all(struct mpc_table *mpc, unsigned long mpc_new_phys, unsigned long mpc_new_length) { @@ -793,8 +793,6 @@ static int __init replace_intsrc_all(struct mpc_table = *mpc, /* update checksum */ mpc->checksum =3D 0; mpc->checksum -=3D mpf_checksum((unsigned char *)mpc, mpc->length); - - return 0; } =20 int enable_update_mptable; --=20 2.18.2