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Groups > linux.kernel > #1217390
| From | Jiri Olsa <jolsa@kernel.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH 12/15] tools lib api: Add configured support for fs |
| Date | 2015-09-02 10:00 +0200 |
| Message-ID | <q4b7B-7ff-45@gated-at.bofh.it> (permalink) |
| References | <q4b7z-7ff-3@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Adding name__mount (where name is in sysfs,procfs,debugfs,tracefs)
interface that returns bool state of the filesystem mount:
true - mounted, false - not mounted
It will not try to mount the filesystem.
Link: http://lkml.kernel.org/n/tip-csvlq2hr43ys3u7nfs2up9y9@git.kernel.org
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
---
tools/lib/api/fs/fs.c | 23 ++++++++++++++---------
tools/lib/api/fs/fs.h | 5 ++++-
2 files changed, 18 insertions(+), 10 deletions(-)
diff --git a/tools/lib/api/fs/fs.c b/tools/lib/api/fs/fs.c
index bc93baf33fff..8afe08a99bc6 100644
--- a/tools/lib/api/fs/fs.c
+++ b/tools/lib/api/fs/fs.c
@@ -244,15 +244,20 @@ static const char *fs__mount(int idx)
return fs__check_mounts(fs) ? fs->path : NULL;
}
-#define FS(name, idx) \
-const char *name##__mountpoint(void) \
-{ \
- return fs__mountpoint(idx); \
-} \
- \
-const char *name##__mount(void) \
-{ \
- return fs__mount(idx); \
+#define FS(name, idx) \
+const char *name##__mountpoint(void) \
+{ \
+ return fs__mountpoint(idx); \
+} \
+ \
+const char *name##__mount(void) \
+{ \
+ return fs__mount(idx); \
+} \
+ \
+bool name##__configured(void) \
+{ \
+ return name##__mountpoint() != NULL; \
}
FS(sysfs, FS__SYSFS);
diff --git a/tools/lib/api/fs/fs.h b/tools/lib/api/fs/fs.h
index a9627ea5e6ae..f654bcb99d1e 100644
--- a/tools/lib/api/fs/fs.h
+++ b/tools/lib/api/fs/fs.h
@@ -1,6 +1,8 @@
#ifndef __API_FS__
#define __API_FS__
+#include <stdbool.h>
+
/*
* On most systems <limits.h> would have given us this, but not on some systems
* (e.g. GNU/Hurd).
@@ -11,7 +13,8 @@
#define FS(name) \
const char *name##__mountpoint(void); \
- const char *name##__mount(void);
+ const char *name##__mount(void); \
+ bool name##__configured(void); \
FS(sysfs)
FS(procfs)
--
2.4.3
--
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[PATCH 00/15] perf tools: Cleanup filesystem api Jiri Olsa <jolsa@kernel.org> - 2015-09-02 10:00 +0200
[PATCH 01/15] perf tools: Fix parse_events_add_pmu caller Jiri Olsa <jolsa@kernel.org> - 2015-09-02 10:00 +0200
Re: [PATCH 01/15] perf tools: Fix parse_events_add_pmu caller Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-02 15:10 +0200
Re: [PATCH 01/15] perf tools: Fix parse_events_add_pmu caller Jiri Olsa <jolsa@redhat.com> - 2015-09-02 15:40 +0200
[tip:perf/urgent] perf tools: Fix parse_events_add_pmu caller tip-bot for Jiri Olsa <tipbot@zytor.com> - 2015-09-05 16:10 +0200
[PATCH 06/15] tools lib api: Make tracing_path_strerror_open message generic Jiri Olsa <jolsa@kernel.org> - 2015-09-02 10:00 +0200
Re: [PATCH 06/15] tools lib api: Make tracing_path_strerror_open message generic Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-02 15:20 +0200
Re: [PATCH 06/15] tools lib api: Make tracing_path_strerror_open message generic Jiri Olsa <jolsa@redhat.com> - 2015-09-02 15:50 +0200
Re: [PATCH 06/15] tools lib api: Make tracing_path_strerror_open message generic Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-02 16:20 +0200
[PATCH 02/15] perf tools: Remove mountpoint arg from perf_debugfs_mount Jiri Olsa <jolsa@kernel.org> - 2015-09-02 10:00 +0200
[PATCH 11/15] tools lib api: Add mount support for fs Jiri Olsa <jolsa@kernel.org> - 2015-09-02 10:00 +0200
Re: [PATCH 11/15] tools lib api: Add mount support for fs Raphaël Beamonte <raphael.beamonte@gmail.com> - 2015-09-04 16:20 +0200
Re: [PATCH 11/15] tools lib api: Add mount support for fs Steven Rostedt <rostedt@goodmis.org> - 2015-09-04 16:30 +0200
Re: [PATCH 11/15] tools lib api: Add mount support for fs Jiri Olsa <jolsa@redhat.com> - 2015-09-04 16:30 +0200
Re: [PATCH 11/15] tools lib api: Add mount support for fs Steven Rostedt <rostedt@goodmis.org> - 2015-09-04 17:00 +0200
Re: [PATCH 11/15] tools lib api: Add mount support for fs Steven Rostedt <rostedt@goodmis.org> - 2015-09-04 17:10 +0200
Re: [PATCH 11/15] tools lib api: Add mount support for fs Raphaël Beamonte <raphael.beamonte@gmail.com> - 2015-09-04 17:20 +0200
[PATCH 14/15] tools lib api: Remove debugfs, tracefs and findfs objects Jiri Olsa <jolsa@kernel.org> - 2015-09-02 10:00 +0200
[PATCH 13/15] tools lib api: Replace debugfs/tracefs objects interface with fs.c Jiri Olsa <jolsa@kernel.org> - 2015-09-02 10:00 +0200
[PATCH 08/15] tools lib api: Move SYSFS_MAGIC PROC_SUPER_MAGIC into fs.c Jiri Olsa <jolsa@kernel.org> - 2015-09-02 10:00 +0200
[PATCH 12/15] tools lib api: Add configured support for fs Jiri Olsa <jolsa@kernel.org> - 2015-09-02 10:00 +0200
Re: [PATCH 12/15] tools lib api: Add configured support for fs Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-02 15:40 +0200
Re: [PATCH 12/15] tools lib api: Add configured support for fs Jiri Olsa <jolsa@redhat.com> - 2015-09-02 15:50 +0200
Re: [PATCH 12/15] tools lib api: Add configured support for fs Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-02 16:20 +0200
Re: [PATCH 12/15] tools lib api: Add configured support for fs Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-02 19:00 +0200
Re: [PATCH 12/15] tools lib api: Add configured support for fs Jiri Olsa <jolsa@redhat.com> - 2015-09-04 09:10 +0200
Re: [PATCH 12/15] tools lib api: Add configured support for fs Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-04 18:50 +0200
Re: [PATCH 12/15] tools lib api: Add configured support for fs Jiri Olsa <jolsa@redhat.com> - 2015-09-04 19:50 +0200
Re: [PATCH 12/15] tools lib api: Add configured support for fs Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-02 15:50 +0200
[PATCH 09/15] tools lib api: Add debugfs into fs.c object Jiri Olsa <jolsa@kernel.org> - 2015-09-02 10:00 +0200
[PATCH 10/15] tools lib api: Add tracefs into fs.c object Jiri Olsa <jolsa@kernel.org> - 2015-09-02 10:00 +0200
[PATCH 15/15] perf tools: Switch to tracing_path interface on appropriate places Jiri Olsa <jolsa@kernel.org> - 2015-09-02 10:00 +0200
[PATCH 04/15] perf tools: Move tracing_path interface into api/fs/tracing_path.c Jiri Olsa <jolsa@kernel.org> - 2015-09-02 10:00 +0200
Re: [PATCH 04/15] perf tools: Move tracing_path interface into api/fs/tracing_path.c Matt Fleming <matt@codeblueprint.co.uk> - 2015-09-04 13:40 +0200
Re: [PATCH 04/15] perf tools: Move tracing_path interface into api/fs/tracing_path.c Raphaël Beamonte <raphael.beamonte@gmail.com> - 2015-09-04 15:30 +0200
[PATCH 05/15] tools lib api: Move debugfs__strerror_open into tracing_path.c object Jiri Olsa <jolsa@kernel.org> - 2015-09-02 10:10 +0200
Re: [PATCH 05/15] tools lib api: Move debugfs__strerror_open into tracing_path.c object Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-09-02 15:20 +0200
Re: [PATCH 05/15] tools lib api: Move debugfs__strerror_open into tracing_path.c object Matt Fleming <matt@codeblueprint.co.uk> - 2015-09-04 13:40 +0200
Re: [PATCH 05/15] tools lib api: Move debugfs__strerror_open into tracing_path.c object Jiri Olsa <jolsa@redhat.com> - 2015-09-04 15:50 +0200
Re: [PATCH 05/15] tools lib api: Move debugfs__strerror_open into tracing_path.c object Raphaël Beamonte <raphael.beamonte@gmail.com> - 2015-09-04 16:00 +0200
Re: [PATCH 05/15] tools lib api: Move debugfs__strerror_open into tracing_path.c object Raphaël Beamonte <raphael.beamonte@gmail.com> - 2015-09-04 15:50 +0200
Re: [PATCH 00/15] perf tools: Cleanup filesystem api Jiri Olsa <jolsa@redhat.com> - 2015-09-02 10:10 +0200
[PATCH 03/15] perf tools: Move tracing_path stuff under same namespace Jiri Olsa <jolsa@kernel.org> - 2015-09-02 10:10 +0200
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