From patchwork Sat Jan 2 03:45:20 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Kirill A. Shutemov" X-Patchwork-Id: 41992 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [199.232.76.165]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 05324B6EEE for ; Sat, 2 Jan 2010 14:47:54 +1100 (EST) Received: from localhost ([127.0.0.1]:60929 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1NQuxz-00073b-Cu for incoming@patchwork.ozlabs.org; Fri, 01 Jan 2010 22:47:51 -0500 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1NQuvx-0006UP-BX for qemu-devel@nongnu.org; Fri, 01 Jan 2010 22:45:45 -0500 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1NQuvs-0006T7-0N for qemu-devel@nongnu.org; Fri, 01 Jan 2010 22:45:45 -0500 Received: from [199.232.76.173] (port=53807 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1NQuvr-0006T4-Pk for qemu-devel@nongnu.org; Fri, 01 Jan 2010 22:45:39 -0500 Received: from mail-fx0-f222.google.com ([209.85.220.222]:63383) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1NQuvr-00082k-HR for qemu-devel@nongnu.org; Fri, 01 Jan 2010 22:45:39 -0500 Received: by fxm22 with SMTP id 22so16659819fxm.2 for ; Fri, 01 Jan 2010 19:45:38 -0800 (PST) Received: by 10.223.144.81 with SMTP id y17mr15226248fau.68.1262403938587; Fri, 01 Jan 2010 19:45:38 -0800 (PST) Received: from localhost.localdomain (a88-114-220-92.elisa-laajakaista.fi [88.114.220.92]) by mx.google.com with ESMTPS id 35sm22820386fkt.40.2010.01.01.19.45.37 (version=SSLv3 cipher=RC4-MD5); Fri, 01 Jan 2010 19:45:37 -0800 (PST) From: "Kirill A. Shutemov" To: qemu-devel@nongnu.org Date: Sat, 2 Jan 2010 05:45:20 +0200 Message-Id: <1262403933-26881-2-git-send-email-kirill@shutemov.name> X-Mailer: git-send-email 1.6.5.7 In-Reply-To: <1262403933-26881-1-git-send-email-kirill@shutemov.name> References: <1262403933-26881-1-git-send-email-kirill@shutemov.name> X-detected-operating-system: by monty-python.gnu.org: GNU/Linux 2.6 (newer, 2) Cc: "Kirill A. Shutemov" Subject: [Qemu-devel] [PATCH 02/15] posix-aio-compat.c: fix warning with _FORTIFY_SOURCE X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org CC posix-aio-compat.o cc1: warnings being treated as errors posix-aio-compat.c: In function 'aio_signal_handler': posix-aio-compat.c:505: error: ignoring return value of 'write', declared with attribute warn_unused_result make: *** [posix-aio-compat.o] Error 1 Signed-off-by: Kirill A. Shutemov --- posix-aio-compat.c | 5 ++++- 1 files changed, 4 insertions(+), 1 deletions(-) diff --git a/posix-aio-compat.c b/posix-aio-compat.c index dc14f53..1272e84 100644 --- a/posix-aio-compat.c +++ b/posix-aio-compat.c @@ -501,8 +501,11 @@ static void aio_signal_handler(int signum) { if (posix_aio_state) { char byte = 0; + int ret; - write(posix_aio_state->wfd, &byte, sizeof(byte)); + ret = write(posix_aio_state->wfd, &byte, sizeof(byte)); + if (ret < 0 && (errno != EINTR && errno != EAGAIN)) + die("write()"); } qemu_service_io();