[PATCH 03/11] perf tools: Do not change lib/api/fs/debugfs directly

From: Jiri Olsa
Date: Wed Aug 26 2015 - 09:47:10 EST


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

Link: http://lkml.kernel.org/n/tip-pj9htv4foum6f6uk7wzi9etx@xxxxxxxxxxxxxx
Signed-off-by: Jiri Olsa <jolsa@xxxxxxxxxx>
---
tools/perf/perf.c | 2 +-
tools/perf/util/util.c | 1 -
2 files changed, 1 insertion(+), 2 deletions(-)

diff --git a/tools/perf/perf.c b/tools/perf/perf.c
index b857fcbd00cf..07dbff5c0e60 100644
--- a/tools/perf/perf.c
+++ b/tools/perf/perf.c
@@ -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")) {
diff --git a/tools/perf/util/util.c b/tools/perf/util/util.c
index d33c34196a5a..7acafb3c5592 100644
--- a/tools/perf/util/util.c
+++ b/tools/perf/util/util.c
@@ -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);
}

--
2.4.3

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