From nobody Mon Feb 9 17:56:05 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 B59F5C761AF for ; Fri, 31 Mar 2023 00:49:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229822AbjCaAtz (ORCPT ); Thu, 30 Mar 2023 20:49:55 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40460 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229831AbjCaAtr (ORCPT ); Thu, 30 Mar 2023 20:49:47 -0400 Received: from mail-yw1-x114a.google.com (mail-yw1-x114a.google.com [IPv6:2607:f8b0:4864:20::114a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2EA1412CF4 for ; Thu, 30 Mar 2023 17:49:40 -0700 (PDT) Received: by mail-yw1-x114a.google.com with SMTP id 00721157ae682-5417f156cb9so205503247b3.8 for ; Thu, 30 Mar 2023 17:49:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; t=1680223779; h=to:from:subject:references:mime-version:message-id:in-reply-to:date :from:to:cc:subject:date:message-id:reply-to; bh=ZjS2ubyipVi2ZMDZ77od8b4DQTs3LsPG+UyJYia9quE=; b=Z3sRXpowh/3nWuTnA9ABQqlwKz9e/xaBcX8rB1G+JuHoqvIkDMhppRkNVRu2bUEHZD DcC346N6icjGxjlxtlLeXPBaAoXHoIDXDh/8n1hZk1rYidPWX5OaeuTCkDt50Bv0q+Lu 80Xjxt8eqOOsrqHIuSE0bNDLJRDkZXu6yTVVZ62h9kqTeGsLVb9Yo0Ov9CtNO8orwV9A 0LmbNG+Wz6nzzMPQ19TvVwytQedxgKy0Nm7IRaiblHe2QebEnrZhCIxN1WOuvKyBciAi d/wPJXHFQHM9MVHHwCPIjIIKK7gCJj02pIeZBIQipfsYZR+VBL4ws1tnoHf+kPTyKWXD gnRA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1680223779; 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=ZjS2ubyipVi2ZMDZ77od8b4DQTs3LsPG+UyJYia9quE=; b=mTKOcF6zRZA2XS9ttMyQn/vjDa7e0Ee+wLRhbK6KqWrNkUz6rmoR03QMAJ4JmRc5Vf IAibeS1nwmpfB/sTvFaDcRMbwHwIfFHau681ulGmxv7ZM8Hq0x7unJzF9snCjBQR5xCc qrFzd89GXuM7mRdjGbIxsW2KUUyzXgJo7XKj5vQcjoHMGq18fCXw9/y7GEPKDU4xlYb+ RBoaZCJOXE5YAUgQJCTzO/qjoj2hyCyTPzcVe5nntgCpMDh4sXhhZ95QymuzYsPcngeg OIlVvAz/URHnn5vA4WFfjRK2mz/G3oZJtkI6Wo7x1/plh4Iy/k4q82b2l8hzLdzz3ZiV /kvg== X-Gm-Message-State: AAQBX9cHcue8/ZhKcVpxmtvJ7u6N9B36RAppii0AhzFLMBUBTyJO0J7V ETHurni9FU+6lz74a7Ae62T41Hee8cns X-Google-Smtp-Source: AKy350a3m5BHFnMmj6UwcvTHHQb2LbUjX3nn1IHOfBofEyRM+5fd1eyYoe8wYYAs+1wdFn70nEN5YmCfcHDW X-Received: from irogers.svl.corp.google.com ([2620:15c:2d4:203:11ea:eb75:e48c:2c04]) (user=irogers job=sendgmr) by 2002:a81:ac64:0:b0:545:6106:5334 with SMTP id z36-20020a81ac64000000b0054561065334mr12667656ywj.8.1680223779432; Thu, 30 Mar 2023 17:49:39 -0700 (PDT) Date: Thu, 30 Mar 2023 17:48:44 -0700 In-Reply-To: <20230331004844.1592789-1-irogers@google.com> Message-Id: <20230331004844.1592789-5-irogers@google.com> Mime-Version: 1.0 References: <20230331004844.1592789-1-irogers@google.com> X-Mailer: git-send-email 2.40.0.348.gf938b09366-goog Subject: [PATCH v1 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 423ddf3967b0..bc3e48afe054 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