diff options
| author | Jiri Olsa <jolsa@kernel.org> | 2015-09-02 09:56:39 +0200 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2015-09-04 12:00:59 -0300 |
| commit | 8ccfabdb873df2e18b235bfaf2722f7528d220f1 (patch) | |
| tree | bc6fe0e6a5282dd499e9fade7fe5425a8586d3fe /tools/lib/api | |
| parent | 41e3a1fece31d0b2383281e4a917ff4b16fa9223 (diff) | |
tools lib api fs: Add debugfs into fs.c object
Adding debugfs support into fs.c framework. It'll replace the debugfs
object functionality in following patches.
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Raphael Beamonte <raphael.beamonte@gmail.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Matt Fleming <matt@codeblueprint.co.uk>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Steven Rostedt <rostedt@goodmis.org>
Link: http://lkml.kernel.org/r/1441180605-24737-10-git-send-email-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/lib/api')
| -rw-r--r-- | tools/lib/api/fs/fs.c | 31 | ||||
| -rw-r--r-- | tools/lib/api/fs/fs.h | 1 |
2 files changed, 26 insertions, 6 deletions
diff --git a/tools/lib/api/fs/fs.c b/tools/lib/api/fs/fs.c index 0700eb953495..798052cbc7c0 100644 --- a/tools/lib/api/fs/fs.c +++ b/tools/lib/api/fs/fs.c @@ -1,5 +1,3 @@ -/* TODO merge/factor in debugfs.c here */ - #include <ctype.h> #include <errno.h> #include <stdbool.h> @@ -26,6 +24,10 @@ #define PROC_SUPER_MAGIC 0x9fa0 #endif +#ifndef DEBUGFS_MAGIC +#define DEBUGFS_MAGIC 0x64626720 +#endif + static const char * const sysfs__fs_known_mountpoints[] = { "/sys", 0, @@ -36,6 +38,16 @@ static const char * const procfs__known_mountpoints[] = { 0, }; +#ifndef DEBUGFS_DEFAULT_PATH +#define DEBUGFS_DEFAULT_PATH "/sys/kernel/debug" +#endif + +static const char * const debugfs__known_mountpoints[] = { + DEBUGFS_DEFAULT_PATH, + "/debug", + 0, +}; + struct fs { const char *name; const char * const *mounts; @@ -45,8 +57,9 @@ struct fs { }; enum { - FS__SYSFS = 0, - FS__PROCFS = 1, + FS__SYSFS = 0, + FS__PROCFS = 1, + FS__DEBUGFS = 2, }; static struct fs fs__entries[] = { @@ -60,6 +73,11 @@ static struct fs fs__entries[] = { .mounts = procfs__known_mountpoints, .magic = PROC_SUPER_MAGIC, }, + [FS__DEBUGFS] = { + .name = "debugfs", + .mounts = debugfs__known_mountpoints, + .magic = DEBUGFS_MAGIC, + }, }; static bool fs__read_mounts(struct fs *fs) @@ -176,8 +194,9 @@ const char *name##__mountpoint(void) \ return fs__mountpoint(idx); \ } -FS__MOUNTPOINT(sysfs, FS__SYSFS); -FS__MOUNTPOINT(procfs, FS__PROCFS); +FS__MOUNTPOINT(sysfs, FS__SYSFS); +FS__MOUNTPOINT(procfs, FS__PROCFS); +FS__MOUNTPOINT(debugfs, FS__DEBUGFS); int filename__read_int(const char *filename, int *value) { diff --git a/tools/lib/api/fs/fs.h b/tools/lib/api/fs/fs.h index 674efc8dfd9b..a4e6b1d93d2f 100644 --- a/tools/lib/api/fs/fs.h +++ b/tools/lib/api/fs/fs.h @@ -11,6 +11,7 @@ const char *sysfs__mountpoint(void); const char *procfs__mountpoint(void); +const char *debugfs__mountpoint(void); int filename__read_int(const char *filename, int *value); int sysctl__read_int(const char *sysctl, int *value); |