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perf tools: Do not change lib/api/fs/debugfs directly 

The tracing_events_path is the variable we want to change via
--debugfs-dir option, not the debugfs_mountpoint.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Reviewed-by: Matt Fleming <matt@codeblueprint.co.uk>
Cc: Raphael Beamonte <raphael.beamonte@gmail.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1440596813-12844-4-git-send-email-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jiri Olsa 2015-08-26 15:46:45 +02:00 committed by Arnaldo Carvalho de Melo
parent 9f44f0cc1c
commit 9f30fffc78
2 changed files with 1 additions and 2 deletions
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2
tools/perf/perf.c
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@ -231,7 +231,7 @@ static int handle_options(const char ***argv, int *argc, int *envchanged)
(*argc)--;
} else if (!prefixcmp(cmd, CMD_DEBUGFS_DIR)) {
perf_debugfs_set_path(cmd + strlen(CMD_DEBUGFS_DIR));
fprintf(stderr, "dir: %s\n", debugfs_mountpoint);
fprintf(stderr, "dir: %s\n", tracing_path);
if (envchanged)
*envchanged = 1;
} else if (!strcmp(cmd, "--list-cmds")) {

1
tools/perf/util/util.c
View File

@ -439,7 +439,6 @@ const char *perf_debugfs_mount(const char *mountpoint)
void perf_debugfs_set_path(const char *mntpt)
{
snprintf(debugfs_mountpoint, strlen(debugfs_mountpoint), "%s", mntpt);
set_tracing_events_path("tracing/", mntpt);
}