Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932359AbZJ0Ung (ORCPT ); Tue, 27 Oct 2009 16:43:36 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932252AbZJ0Unf (ORCPT ); Tue, 27 Oct 2009 16:43:35 -0400 Received: from mx1.redhat.com ([209.132.183.28]:8373 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932167AbZJ0Und (ORCPT ); Tue, 27 Oct 2009 16:43:33 -0400 From: Masami Hiramatsu Subject: [PATCH -tip perf/probes 08/10] perf/probes: Change command-line option of perf-probe To: Ingo Molnar , Frederic Weisbecker , lkml Cc: systemtap , DLE , Masami Hiramatsu , Ingo Molnar , Steven Rostedt , Jim Keniston , Ananth N Mavinakayanahalli , Christoph Hellwig , "Frank Ch. Eigler" , Frederic Weisbecker , "H. Peter Anvin" , Jason Baron , "K.Prasad" , Peter Zijlstra , Srikar Dronamraju Date: Tue, 27 Oct 2009 16:43:02 -0400 Message-ID: <20091027204301.30545.48600.stgit@harusame> In-Reply-To: <20091027204156.30545.96425.stgit@harusame> References: <20091027204156.30545.96425.stgit@harusame> User-Agent: StGIT/0.14.3 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3716 Lines: 123 Change command-line option from -P to --add, and accepting probes without --add too. perf probe --add "probe-define" or, just perf probe "probe-define" Signed-off-by: Masami Hiramatsu Cc: Ingo Molnar Cc: Steven Rostedt Cc: Jim Keniston Cc: Ananth N Mavinakayanahalli Cc: Christoph Hellwig Cc: Frank Ch. Eigler Cc: Frederic Weisbecker Cc: H. Peter Anvin Cc: Jason Baron Cc: K.Prasad Cc: Peter Zijlstra Cc: Srikar Dronamraju --- tools/perf/builtin-probe.c | 28 ++++++++++++++++++---------- 1 files changed, 18 insertions(+), 10 deletions(-) diff --git a/tools/perf/builtin-probe.c b/tools/perf/builtin-probe.c index dcb406c..3370dab 100644 --- a/tools/perf/builtin-probe.c +++ b/tools/perf/builtin-probe.c @@ -65,8 +65,8 @@ static struct { #define semantic_error(msg ...) die("Semantic error :" msg) -static int parse_probepoint(const struct option *opt __used, - const char *str, int unset __used) +/* Parse a probe point. Note that any error must die. */ +static void parse_probepoint(const char *str) { char *argv[MAX_PROBE_ARGS + 2]; /* Event + probe + args */ int argc, i; @@ -75,9 +75,6 @@ static int parse_probepoint(const struct option *opt __used, char **event = &session.events[session.nr_probe]; int retp = 0; - if (!str) /* The end of probe points */ - return 0; - pr_debug("probe-definition(%d): %s\n", session.nr_probe, str); if (++session.nr_probe == MAX_PROBES) semantic_error("Too many probes"); @@ -176,6 +173,13 @@ static int parse_probepoint(const struct option *opt __used, } pr_debug("%d arguments\n", pp->nr_args); +} + +static int opt_add_probepoint(const struct option *opt __used, + const char *str, int unset __used) +{ + if (str) + parse_probepoint(str); return 0; } @@ -211,7 +215,8 @@ static int open_default_vmlinux(void) #endif static const char * const probe_usage[] = { - "perf probe [] -P 'PROBEDEF' [-P 'PROBEDEF' ...]", + "perf probe [] 'PROBEDEF' ['PROBEDEF' ...]", + "perf probe [] --add 'PROBEDEF' [--add 'PROBEDEF' ...]", NULL }; @@ -222,7 +227,7 @@ static const struct option options[] = { OPT_STRING('k', "vmlinux", &session.vmlinux, "file", "vmlinux/module pathname"), #endif - OPT_CALLBACK('P', "probe", NULL, + OPT_CALLBACK('a', "add", NULL, #ifdef NO_LIBDWARF "p|r:[GRP/]NAME FUNC[+OFFS] [ARG ...]", #else @@ -243,7 +248,7 @@ static const struct option options[] = { "\t\tARG:\tProbe argument (local variable name or\n" #endif "\t\t\tkprobe-tracer argument format is supported.)\n", - parse_probepoint), + opt_add_probepoint), OPT_END() }; @@ -296,8 +301,11 @@ int cmd_probe(int argc, const char **argv, const char *prefix __used) char buf[MAX_CMDLEN]; argc = parse_options(argc, argv, options, probe_usage, - PARSE_OPT_STOP_AT_NON_OPTION); - if (argc || session.nr_probe == 0) + PARSE_OPT_STOP_AT_NON_OPTION); + for (i = 0; i < argc; i++) + parse_probe_event(argv[i]); + + if (session.nr_probe == 0) usage_with_options(probe_usage, options); #ifdef NO_LIBDWARF -- Masami Hiramatsu Software Engineer Hitachi Computer Products (America), Inc. Software Solutions Division e-mail: mhiramat@redhat.com -- 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/