Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753201AbbHZOmT (ORCPT ); Wed, 26 Aug 2015 10:42:19 -0400 Received: from mail.kernel.org ([198.145.29.136]:56620 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751737AbbHZOmR (ORCPT ); Wed, 26 Aug 2015 10:42:17 -0400 Date: Wed, 26 Aug 2015 11:42:11 -0300 From: Arnaldo Carvalho de Melo To: Jiri Olsa Cc: lkml , David Ahern , Ingo Molnar , Namhyung Kim , Peter Zijlstra , Matt Fleming , =?iso-8859-1?Q?Rapha=EBl?= Beamonte Subject: Re: [PATCH 05/11] perf tools: Move tracing_path stuff under same namespace Message-ID: <20150826144211.GF18596@kernel.org> References: <1440596813-12844-1-git-send-email-jolsa@kernel.org> <1440596813-12844-6-git-send-email-jolsa@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1440596813-12844-6-git-send-email-jolsa@kernel.org> X-Url: http://acmel.wordpress.com User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 7764 Lines: 206 Em Wed, Aug 26, 2015 at 03:46:47PM +0200, Jiri Olsa escreveu: > Renaming all functions touching tracing_path under same > namespace. New interface is: But we were trying to have debugfs stuff in tools/lib/api/fs/, so that it could eventually be used by some other tools, etc, and now we're going the other way around, de-librarifying, not good :-\ - Arnaldo > char tracing_path[]; > char tracing_events_path[]; > - tracing mount > > void perf_tracing_path_set(const char *mountpoint); > - setting directly tracing_path(_events), used by --debugfs-dir option > > const char *perf_tracing_path_mount(const char *mountpoint); > - initial setup of tracing_path(_events), called from perf.c > > int tracing_path_strerror_open(int err, char *buf, size_t size, const char *filename); > int tracing_path_strerror_open_tp(int err, char *buf, size_t size, const char *sys, const char *name); > - strerror functions to get error string when failing to open > tracepoint files > > char *get_tracing_file(const char *name); > void put_tracing_file(char *file); > - get/put tracing file path > > Link: http://lkml.kernel.org/n/tip-miy6kftxxryjf40b3qb6eknc@git.kernel.org > Signed-off-by: Jiri Olsa > --- > tools/perf/builtin-trace.c | 4 ++-- > tools/perf/perf.c | 8 ++++---- > tools/perf/util/util.c | 26 +++++++++++++------------- > tools/perf/util/util.h | 8 ++++---- > 4 files changed, 23 insertions(+), 23 deletions(-) > > diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c > index 2f1162daa3c5..384ebe32698a 100644 > --- a/tools/perf/builtin-trace.c > +++ b/tools/perf/builtin-trace.c > @@ -2667,11 +2667,11 @@ out_delete_evlist: > char errbuf[BUFSIZ]; > > out_error_sched_stat_runtime: > - debugfs__strerror_open_tp(errno, errbuf, sizeof(errbuf), "sched", "sched_stat_runtime"); > + tracing_path_strerror_open_tp(errno, errbuf, sizeof(errbuf), "sched", "sched_stat_runtime"); > goto out_error; > > out_error_raw_syscalls: > - debugfs__strerror_open_tp(errno, errbuf, sizeof(errbuf), "raw_syscalls", "sys_(enter|exit)"); > + tracing_path_strerror_open_tp(errno, errbuf, sizeof(errbuf), "raw_syscalls", "sys_(enter|exit)"); > goto out_error; > > out_error_mmap: > diff --git a/tools/perf/perf.c b/tools/perf/perf.c > index 07dbff5c0e60..c5acdadde347 100644 > --- a/tools/perf/perf.c > +++ b/tools/perf/perf.c > @@ -214,7 +214,7 @@ static int handle_options(const char ***argv, int *argc, int *envchanged) > fprintf(stderr, "No directory given for --debugfs-dir.\n"); > usage(perf_usage_string); > } > - perf_debugfs_set_path((*argv)[1]); > + perf_tracing_path_set((*argv)[1]); > if (envchanged) > *envchanged = 1; > (*argv)++; > @@ -230,7 +230,7 @@ static int handle_options(const char ***argv, int *argc, int *envchanged) > (*argv)++; > (*argc)--; > } else if (!prefixcmp(cmd, CMD_DEBUGFS_DIR)) { > - perf_debugfs_set_path(cmd + strlen(CMD_DEBUGFS_DIR)); > + perf_tracing_path_set(cmd + strlen(CMD_DEBUGFS_DIR)); > fprintf(stderr, "dir: %s\n", tracing_path); > if (envchanged) > *envchanged = 1; > @@ -517,8 +517,8 @@ int main(int argc, const char **argv) > cmd = perf_extract_argv0_path(argv[0]); > if (!cmd) > cmd = "perf-help"; > - /* get debugfs mount point from /proc/mounts */ > - perf_debugfs_mount(NULL); > + /* get debugfs/tracefs mount point from /proc/mounts */ > + perf_tracing_path_mount(NULL); > /* > * "perf-xxxx" is the same as "perf xxxx", but we obviously: > * > diff --git a/tools/perf/util/util.c b/tools/perf/util/util.c > index 03d1d74a5ede..675d112a887d 100644 > --- a/tools/perf/util/util.c > +++ b/tools/perf/util/util.c > @@ -390,7 +390,7 @@ void set_term_quiet_input(struct termios *old) > tcsetattr(0, TCSANOW, &tc); > } > > -static void set_tracing_events_path(const char *tracing, const char *mountpoint) > +static void tracing_path_set(const char *tracing, const char *mountpoint) > { > snprintf(tracing_path, sizeof(tracing_path), "%s/%s", > mountpoint, tracing); > @@ -398,7 +398,7 @@ static void set_tracing_events_path(const char *tracing, const char *mountpoint) > mountpoint, tracing, "events"); > } > > -static const char *__perf_tracefs_mount(const char *mountpoint) > +static const char *tracing_path_tracefs_mount(const char *mountpoint) > { > const char *mnt; > > @@ -406,12 +406,12 @@ static const char *__perf_tracefs_mount(const char *mountpoint) > if (!mnt) > return NULL; > > - set_tracing_events_path("", mnt); > + tracing_path_set("", mnt); > > return mnt; > } > > -static const char *__perf_debugfs_mount(const char *mountpoint) > +static const char *tracing_path_debugfs_mount(const char *mountpoint) > { > const char *mnt; > > @@ -419,30 +419,30 @@ static const char *__perf_debugfs_mount(const char *mountpoint) > if (!mnt) > return NULL; > > - set_tracing_events_path("tracing/", mnt); > + tracing_path_set("tracing/", mnt); > > return mnt; > } > > -const char *perf_debugfs_mount(const char *mountpoint) > +const char *perf_tracing_path_mount(const char *mountpoint) > { > const char *mnt; > > - mnt = __perf_tracefs_mount(mountpoint); > + mnt = tracing_path_tracefs_mount(mountpoint); > if (mnt) > return mnt; > > - mnt = __perf_debugfs_mount(mountpoint); > + mnt = tracing_path_debugfs_mount(mountpoint); > > return mnt; > } > > -void perf_debugfs_set_path(const char *mntpt) > +void perf_tracing_path_set(const char *mntpt) > { > - set_tracing_events_path("tracing/", mntpt); > + tracing_path_set("tracing/", mntpt); > } > > -int debugfs__strerror_open(int err, char *buf, size_t size, const char *filename) > +int tracing_path_strerror_open(int err, char *buf, size_t size, const char *filename) > { > char sbuf[128]; > > @@ -485,13 +485,13 @@ int debugfs__strerror_open(int err, char *buf, size_t size, const char *filename > return 0; > } > > -int debugfs__strerror_open_tp(int err, char *buf, size_t size, const char *sys, const char *name) > +int tracing_path_strerror_open_tp(int err, char *buf, size_t size, const char *sys, const char *name) > { > char path[PATH_MAX]; > > snprintf(path, PATH_MAX, "tracing/events/%s/%s", sys, name ?: "*"); > > - return debugfs__strerror_open(err, buf, size, path); > + return tracing_path_strerror_open(err, buf, size, path); > } > > char *get_tracing_file(const char *name) > diff --git a/tools/perf/util/util.h b/tools/perf/util/util.h > index da48c00ab0db..34a68faf53fe 100644 > --- a/tools/perf/util/util.h > +++ b/tools/perf/util/util.h > @@ -85,10 +85,10 @@ extern const char *graph_dotted_line; > extern char buildid_dir[]; > extern char tracing_path[]; > extern char tracing_events_path[]; > -extern void perf_debugfs_set_path(const char *mountpoint); > -const char *perf_debugfs_mount(const char *mountpoint); > -int debugfs__strerror_open(int err, char *buf, size_t size, const char *filename); > -int debugfs__strerror_open_tp(int err, char *buf, size_t size, const char *sys, const char *name); > +extern void perf_tracing_path_set(const char *mountpoint); > +const char *perf_tracing_path_mount(const char *mountpoint); > +int tracing_path_strerror_open(int err, char *buf, size_t size, const char *filename); > +int tracing_path_strerror_open_tp(int err, char *buf, size_t size, const char *sys, const char *name); > char *get_tracing_file(const char *name); > void put_tracing_file(char *file); > > -- > 2.4.3 -- 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/