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Commit 8ccfabdb authored by Jiri Olsa's avatar Jiri Olsa Committed by Arnaldo Carvalho de Melo
Browse files

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: default avatarJiri 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: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 41e3a1fe

tools/lib/api/fs/fs.c

+25 −6
Original line number Diff line number Diff line 
/* 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;
@@ -47,6 +59,7 @@ struct fs { 
enum {

	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)
@@ -178,6 +196,7 @@ const char *name##__mountpoint(void) \ 


FS__MOUNTPOINT(sysfs,   FS__SYSFS);

FS__MOUNTPOINT(procfs,  FS__PROCFS);

FS__MOUNTPOINT(debugfs, FS__DEBUGFS);



int filename__read_int(const char *filename, int *value)

{

tools/lib/api/fs/fs.h

+1 −0
Original line number Diff line number Diff line
@@ -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);