perf tools: Move fs.* to lib/api/fs/

Move to generic library and kill magic.h as it is needed only in fs.h.

Signed-off-by: Borislav Petkov <bp@suse.de>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Arjan van de Ven <arjan@linux.intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Pekka Enberg <penberg@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Robert Richter <rric@kernel.org>
Cc: Stanislav Fomichev <stfomichev@yandex-team.ru>
Cc: Stephane Eranian <eranian@google.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Link: http://lkml.kernel.org/r/1386605664-24041-3-git-send-email-bp@alien8.de
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

tools/lib/api/Makefile

@@ -9,8 +9,10 @@ LIB_H=
 LIB_OBJS=
 
 LIB_H += fs/debugfs.h
+LIB_H += fs/fs.h
 
 LIB_OBJS += $(OUTPUT)fs/debugfs.o
+LIB_OBJS += $(OUTPUT)fs/fs.o
 
 LIBFILE = libapikfs.a
 

tools/perf/util/fs.c → tools/lib/api/fs/fs.c

@@ -1,8 +1,13 @@
+/* TODO merge/factor in debugfs.c here */
 
-/* TODO merge/factor into tools/lib/lk/debugfs.c */
+#include <errno.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <string.h>
+#include <sys/vfs.h>
 
-#include "util.h"
-#include "util/fs.h"
+#include "debugfs.h"
+#include "fs.h"
 
 static const char * const sysfs__fs_known_mountpoints[] = {
 	"/sys",

tools/perf/util/include/linux/magic.h → tools/lib/api/fs/fs.h

@@ -1,9 +1,5 @@
-#ifndef _PERF_LINUX_MAGIC_H_
-#define _PERF_LINUX_MAGIC_H_
-
-#ifndef DEBUGFS_MAGIC
-#define DEBUGFS_MAGIC          0x64626720
-#endif
+#ifndef __API_FS__
+#define __API_FS__
 
 #ifndef SYSFS_MAGIC
 #define SYSFS_MAGIC            0x62656572
@@ -13,4 +9,6 @@
 #define PROC_SUPER_MAGIC       0x9fa0
 #endif
 
-#endif
+const char *sysfs__mountpoint(void);
+const char *procfs__mountpoint(void);
+#endif /* __API_FS__ */

tools/perf/Makefile.perf

@@ -218,7 +218,6 @@ LIB_H += util/include/linux/ctype.h
 LIB_H += util/include/linux/kernel.h
 LIB_H += util/include/linux/list.h
 LIB_H += util/include/linux/export.h
-LIB_H += util/include/linux/magic.h
 LIB_H += util/include/linux/poison.h
 LIB_H += util/include/linux/prefetch.h
 LIB_H += util/include/linux/rbtree.h
@@ -244,7 +243,6 @@ LIB_H += util/cache.h
 LIB_H += util/callchain.h
 LIB_H += util/build-id.h
 LIB_H += util/debug.h
-LIB_H += util/fs.h
 LIB_H += util/pmu.h
 LIB_H += util/event.h
 LIB_H += util/evsel.h
@@ -306,7 +304,6 @@ LIB_OBJS += $(OUTPUT)util/annotate.o
 LIB_OBJS += $(OUTPUT)util/build-id.o
 LIB_OBJS += $(OUTPUT)util/config.o
 LIB_OBJS += $(OUTPUT)util/ctype.o
-LIB_OBJS += $(OUTPUT)util/fs.o
 LIB_OBJS += $(OUTPUT)util/pmu.o
 LIB_OBJS += $(OUTPUT)util/environment.o
 LIB_OBJS += $(OUTPUT)util/event.o

tools/perf/tests/parse-events.c

@@ -2,7 +2,7 @@
 #include "parse-events.h"
 #include "evsel.h"
 #include "evlist.h"
-#include "fs.h"
+#include <api/fs/fs.h>
 #include <api/fs/debugfs.h>
 #include "tests.h"
 #include <linux/hw_breakpoint.h>

tools/perf/util/cpumap.c

@@ -1,5 +1,5 @@
 #include "util.h"
-#include "fs.h"
+#include <api/fs/fs.h>
 #include "../perf.h"
 #include "cpumap.h"
 #include <assert.h>

tools/perf/util/pmu.c

@@ -3,7 +3,7 @@
 #include <unistd.h>
 #include <stdio.h>
 #include <dirent.h>
-#include "fs.h"
+#include <api/fs/fs.h>
 #include <locale.h>
 #include "util.h"
 #include "pmu.h"

tools/perf/util/python-ext-sources

@@ -17,6 +17,6 @@ util/xyarray.c
 util/cgroup.c
 util/rblist.c
 util/strlist.c
-util/fs.c
+../lib/api/fs/fs.c
 util/trace-event.c
 ../../lib/rbtree.c

tools/perf/util/record.c

@@ -2,7 +2,7 @@
 #include "evsel.h"
 #include "cpumap.h"
 #include "parse-events.h"
-#include "fs.h"
+#include <api/fs/fs.h>
 #include "util.h"
 
 typedef void (*setup_probe_fn_t)(struct perf_evsel *evsel);

tools/perf/util/util.c

@@ -1,6 +1,6 @@
 #include "../perf.h"
 #include "util.h"
-#include "fs.h"
+#include <api/fs/fs.h>
 #include <sys/mman.h>
 #ifdef HAVE_BACKTRACE_SUPPORT
 #include <execinfo.h>