From nobody Mon Feb 9 17:56:06 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 843D5C76188 for ; Mon, 3 Apr 2023 18:41:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233311AbjDCSlf (ORCPT ); Mon, 3 Apr 2023 14:41:35 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48712 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233373AbjDCSl3 (ORCPT ); Mon, 3 Apr 2023 14:41:29 -0400 Received: from mail-yw1-x1149.google.com (mail-yw1-x1149.google.com [IPv6:2607:f8b0:4864:20::1149]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 047E911D for ; Mon, 3 Apr 2023 11:41:18 -0700 (PDT) Received: by mail-yw1-x1149.google.com with SMTP id 00721157ae682-546422bd3ceso124306957b3.21 for ; Mon, 03 Apr 2023 11:41:17 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; t=1680547277; h=to:from:subject:references:mime-version:message-id:in-reply-to:date :from:to:cc:subject:date:message-id:reply-to; bh=8W0bFO1La/7HK/HpWnbmeoTx54QZk6D+Z078ZNMeyCg=; b=m6LfHyI56ByW91W423utUqnJXSW4puezbyRvLd6hsvF1zXWMY7ZofDsdmw/fYmx7FE sJe5baFpA9RtIsAPV/TuuKyopzHqf8x5UkNGMNP+GpGoiGynVSQnFjaM+qXQySgIvwx+ PpviiDCXQkgIgjISkk1CcHi80s4Dp3E3eRHHQqKOqoDDJgMb1sSV6jObKGSiFd96xoaz efTEqDOKLltwL2YvagCx265klOH3KpeZ04hy6yRfwooPWtXeqEVIBeKYS7iklOuGYFB+ pE3VKKQoBOJHo7uXBa68D7TOgCN2ChVGEJEngsRm7GT4i0MP++uce4te53qFdGmSdqL+ GkJA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1680547277; h=to:from:subject:references:mime-version:message-id:in-reply-to:date :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=8W0bFO1La/7HK/HpWnbmeoTx54QZk6D+Z078ZNMeyCg=; b=IPkSkgpDnNljxDWhE7qC/pIqvWYQvDjmTPUBjju2rojlR73rON/UwN0ZD6Extf029T PWr94MHDhTDYSMruMZKF9m7uCYCUrF2RTH6S9MjR/T4H5iWBeZRF5dm7ICn5U8578US9 ge75S44eAyT7Dm5ZwHvvl9bC5OuGvuPBxKfwoWdCPdkvMVzuKTzZrHdHCRzoXjQB3liG xvMR4y65T65dUm/HjU3ftN3evxYhkCQNea7nZy6bL6rOpvupslKJ3DOvMb+W9DhzP1rI 2CTHKxP6kURjULP8Um7voEy0D9bSHrxtWljXY7obzdjxkfXCwDIoCuf8aqvUCs1O2AsN auUQ== X-Gm-Message-State: AAQBX9dUGReCM5Tkv11G0mMlELuK+HNrgEnlKGMS55W6W8N8+tu7QQ8F HboXy4jmIoZPPk+T5GEGkFDg58wqs0Ro X-Google-Smtp-Source: AKy350YA7iS2fx3kOTsfSZF1PwKeWeZXwx2DADzFWTKQU5tx6UHKq2lzlgfua94c/o+4RdLMBwIC0QQq9qCc X-Received: from irogers.svl.corp.google.com ([2620:15c:2d4:203:9dc:a977:817d:341]) (user=irogers job=sendgmr) by 2002:a25:d9c7:0:b0:b46:4a5e:365f with SMTP id q190-20020a25d9c7000000b00b464a5e365fmr131859ybg.8.1680547277315; Mon, 03 Apr 2023 11:41:17 -0700 (PDT) Date: Mon, 3 Apr 2023 11:40:33 -0700 In-Reply-To: <20230403184033.1836023-1-irogers@google.com> Message-Id: <20230403184033.1836023-5-irogers@google.com> Mime-Version: 1.0 References: <20230403184033.1836023-1-irogers@google.com> X-Mailer: git-send-email 2.40.0.348.gf938b09366-goog Subject: [PATCH v2 4/4] perf srcline: Avoid addr2line SIGPIPEs From: Ian Rogers To: Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim , Ian Rogers , Adrian Hunter , Nathan Chancellor , Nick Desaulniers , Tom Rix , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, llvm@lists.linux.dev Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Ignore SIGPIPEs when addr2line is configured. Signed-off-by: Ian Rogers --- tools/perf/util/srcline.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/tools/perf/util/srcline.c b/tools/perf/util/srcline.c index f4fcdada821b..cfca03abd6f8 100644 --- a/tools/perf/util/srcline.c +++ b/tools/perf/util/srcline.c @@ -473,6 +473,8 @@ static enum a2l_style addr2line_configure(struct child_= process *a2l) ch =3D io__get_char(&io); } while (ch > 0 && ch !=3D '\n'); } + /* Ignore SIGPIPE in the event addr2line exits. */ + signal(SIGPIPE, SIG_IGN); } return style; } --=20 2.40.0.348.gf938b09366-goog