Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753259AbZKKDvB (ORCPT ); Tue, 10 Nov 2009 22:51:01 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752231AbZKKDvA (ORCPT ); Tue, 10 Nov 2009 22:51:00 -0500 Received: from ey-out-2122.google.com ([74.125.78.25]:65256 "EHLO ey-out-2122.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752072AbZKKDu7 (ORCPT ); Tue, 10 Nov 2009 22:50:59 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=from:to:cc:subject:date:message-id:x-mailer; b=ejyWErF5XgszPk4aC4re/afJHkx4CjeYMuv4m0w+Qc6wg1tt/pFeMXpSGYsqZajwas mOabfnwLtTBDyNRoGGPCMT8n6hS1ULvUCphSysMYF3AqkSg3PvOyxVrMtDeErshPQFnR k8+CSzrm/kLnCCiy8emL/nrihyu0lL10bC26E= From: Frederic Weisbecker To: Ingo Molnar Cc: LKML , Frederic Weisbecker , Peter Zijlstra , Arnaldo Carvalho de Melo , Mike Galbraith , Paul Mackerras , Hitoshi Mitake Subject: [PATCH 1/6] perf tools: Synthetize the targeted process Date: Wed, 11 Nov 2009 04:51:02 +0100 Message-Id: <1257911467-28276-1-git-send-email-fweisbec@gmail.com> X-Mailer: git-send-email 1.6.2.3 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1685 Lines: 54 Don't forget to also synthetize the targeted process from perf record or we'll miss its dso in the events and then we won't be able to deal with its build-id. We are missing it because it is created after the existing synthetized tasks but before the counters are enabled and can send its mapping event. Signed-off-by: Frederic Weisbecker Cc: Peter Zijlstra Cc: Arnaldo Carvalho de Melo Cc: Mike Galbraith Cc: Paul Mackerras Cc: Hitoshi Mitake --- tools/perf/builtin-record.c | 11 ++++++++++- 1 files changed, 10 insertions(+), 1 deletions(-) diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index cf2cd25..2b45d33 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -497,13 +497,22 @@ static int __cmd_record(int argc, const char **argv) if (target_pid == -1 && argc) { pid = fork(); if (pid < 0) - perror("failed to fork"); + die("failed to fork"); if (!pid) { if (execvp(argv[0], (char **)argv)) { perror(argv[0]); exit(-1); } + } else { + /* + * Wait a bit for the execv'ed child to appear + * and be updated in /proc + * FIXME: Do you know a less heuristical solution? + */ + usleep(1000); + event__synthesize_thread(pid, + process_synthesized_event); } child_pid = pid; -- 1.6.2.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/