[PATCH 3/5] tools lib api fs: Add DEBUGFS_DEFAULT_PATH macro

From: Steven Rostedt
Date: Sat Jan 24 2015 - 13:15:00 EST


From: "Steven Rostedt (Red Hat)" <rostedt@xxxxxxxxxxx>

Instead of hard coding "/sys/kernel/debug" everywhere, create
a macro to hold where the default path exists.

Signed-off-by: Steven Rostedt <rostedt@xxxxxxxxxxx>
---
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 76eb92c0623f..1637e5b6a5d5 100644
--- a/tools/lib/api/fs/debugfs.c
+++ b/tools/lib/api/fs/debugfs.c
@@ -10,10 +10,14 @@
#include "debugfs.h"
#include "findfs.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,
};
@@ -51,7 +55,7 @@ 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)
--
2.1.4


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/