Messages in this thread Patch in this message | | | Date | Wed, 18 Feb 2015 10:28:47 -0800 | From | "tip-bot for Steven Rostedt (Red Hat)" <> | Subject | [tip:perf/core] tools lib api debugfs: Add DEBUGFS_DEFAULT_PATH macro |
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Commit-ID: a9edf60749a9483341facfa7c28bcf8afb3c8311 Gitweb: http://git.kernel.org/tip/a9edf60749a9483341facfa7c28bcf8afb3c8311 Author: Steven Rostedt (Red Hat) <rostedt@goodmis.org> AuthorDate: Mon, 2 Feb 2015 14:35:05 -0500 Committer: Arnaldo Carvalho de Melo <acme@redhat.com> CommitDate: Sat, 7 Feb 2015 13:56:32 +0100
tools lib api debugfs: Add DEBUGFS_DEFAULT_PATH macro
Instead of hard coding "/sys/kernel/debug" everywhere, create a macro to hold where the default path exists.
Signed-off-by: Steven Rostedt <rostedt@goodmis.org> Acked-by: Jiri Olsa <jolsa@kernel.org> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Ingo Molnar <mingo@kernel.org> Cc: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> Cc: Namhyung Kim <namhyung@kernel.org> Link: http://lkml.kernel.org/r/20150202193553.032117017@goodmis.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> --- tools/lib/api/fs/debugfs.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-)
diff --git a/tools/lib/api/fs/debugfs.c b/tools/lib/api/fs/debugfs.c index 91e1668..07d74b0 100644 --- a/tools/lib/api/fs/debugfs.c +++ b/tools/lib/api/fs/debugfs.c @@ -10,10 +10,14 @@ #include "debugfs.h" -char debugfs_mountpoint[PATH_MAX + 1] = "/sys/kernel/debug"; +#ifndef DEBUGFS_DEFAULT_PATH +#define DEBUGFS_DEFAULT_PATH "/sys/kernel/debug" +#endif + +char debugfs_mountpoint[PATH_MAX + 1] = DEBUGFS_DEFAULT_PATH; static const char * const debugfs_known_mountpoints[] = { - "/sys/kernel/debug", + DEBUGFS_DEFAULT_PATH, "/debug", 0, }; @@ -50,7 +54,7 @@ char *debugfs_mount(const char *mountpoint) mountpoint = getenv(PERF_DEBUGFS_ENVIRONMENT); /* if no environment variable, use default */ if (mountpoint == NULL) - mountpoint = "/sys/kernel/debug"; + mountpoint = DEBUGFS_DEFAULT_PATH; } if (mount(NULL, mountpoint, "debugfs", 0, NULL) < 0)
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