From nobody Mon Feb 9 22:16:28 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1656472771032240.72646525441587; Tue, 28 Jun 2022 20:19:31 -0700 (PDT) Received: from localhost ([::1]:57034 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1o6OEj-00028E-S7 for importer@patchew.org; Tue, 28 Jun 2022 23:19:29 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:42396) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1o6ODC-0000tw-L5; Tue, 28 Jun 2022 23:17:54 -0400 Received: from cmccmta2.chinamobile.com ([221.176.66.80]:35252) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1o6OD5-0001Zj-UM; Tue, 28 Jun 2022 23:17:54 -0400 Received: from spf.mail.chinamobile.com (unknown[172.16.121.93]) by rmmx-syy-dmz-app05-12005 (RichMail) with SMTP id 2ee562bbc44f700-033e9; Wed, 29 Jun 2022 11:17:35 +0800 (CST) Received: from localhost.localdomain (unknown[223.108.79.101]) by rmsmtp-syy-appsvrnew07-12032 (RichMail) with SMTP id 2f0062bbc437a24-8ac3b; Wed, 29 Jun 2022 11:17:35 +0800 (CST) X-RM-TagInfo: emlType=0 X-RM-SPAM-FLAG: 00000000 X-RM-TRANSID: 2ee562bbc44f700-033e9 X-RM-TagInfo: emlType=0 X-RM-SPAM-FLAG: 00000000 X-RM-TRANSID: 2f0062bbc437a24-8ac3b From: jianchunfu To: clg@kaod.org, danielhb413@gmail.com, david@gibson.dropbear.id.au, groug@kaod.org, pbonzini@redhat.com Cc: qemu-ppc@nongnu.org, kvm@vger.kernel.org, qemu-devel@nongnu.org, jianchunfu Subject: [PATCH] target/ppc: Add error reporting when opening file fails Date: Wed, 29 Jun 2022 11:15:52 +0800 Message-Id: <20220629031552.5407-1-jianchunfu@cmss.chinamobile.com> X-Mailer: git-send-email 2.18.4 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=221.176.66.80; envelope-from=jianchunfu@cmss.chinamobile.com; helo=cmccmta2.chinamobile.com X-Spam_score_int: 7 X-Spam_score: 0.7 X-Spam_bar: / X-Spam_report: (0.7 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_SBL_CSS=3.335, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZM-MESSAGEID: 1656472773395100001 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Add error reporting before return when opening file fails. Signed-off-by: jianchunfu --- target/ppc/kvm.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/target/ppc/kvm.c b/target/ppc/kvm.c index dc93b99189..ef9a871411 100644 --- a/target/ppc/kvm.c +++ b/target/ppc/kvm.c @@ -1798,6 +1798,7 @@ static int read_cpuinfo(const char *field, char *valu= e, int len) =20 f =3D fopen("/proc/cpuinfo", "r"); if (!f) { + fprintf(stderr, "Error opening /proc/cpuinfo: %s\n", strerror(errn= o)); return -1; } =20 @@ -1906,6 +1907,7 @@ static uint64_t kvmppc_read_int_dt(const char *filena= me) =20 f =3D fopen(filename, "rb"); if (!f) { + fprintf(stderr, "Error opening %s: %s\n", filename, strerror(errno= )); return -1; } =20 --=20 2.18.4