diff options
| author | Tejun Heo <tj@kernel.org> | 2014-02-03 14:09:17 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-02-07 16:08:57 -0800 |
| commit | ba341d55a420ab4fdd1a53fd395fd59bd65de880 (patch) | |
| tree | 2de1c2cfc849e34434b275d78a9b40962418912a | |
| parent | fa4cd451cceb77e97432b91fcf50a7e4a7361e29 (diff) | |
kernfs: add CONFIG_KERNFS
As sysfs was kernfs's only user, kernfs has been piggybacking on
CONFIG_SYSFS; however, kernfs is scheduled to grow a new user very
soon. Introduce a separate config option CONFIG_KERNFS which is to be
selected by kernfs users.
Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: linux-fsdevel@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | fs/Kconfig | 1 | ||||
| -rw-r--r-- | fs/Makefile | 3 | ||||
| -rw-r--r-- | fs/kernfs/Kconfig | 7 | ||||
| -rw-r--r-- | fs/sysfs/Kconfig | 1 | ||||
| -rw-r--r-- | include/linux/kernfs.h | 6 |
5 files changed, 14 insertions, 4 deletions
diff --git a/fs/Kconfig b/fs/Kconfig index 7385e54be4b9..312393f32948 100644 --- a/fs/Kconfig +++ b/fs/Kconfig @@ -96,6 +96,7 @@ endif # BLOCK menu "Pseudo filesystems" source "fs/proc/Kconfig" +source "fs/kernfs/Kconfig" source "fs/sysfs/Kconfig" config TMPFS diff --git a/fs/Makefile b/fs/Makefile index 47ac07bb4acc..f9cb9876e466 100644 --- a/fs/Makefile +++ b/fs/Makefile @@ -52,7 +52,8 @@ obj-$(CONFIG_FHANDLE) += fhandle.o obj-y += quota/ obj-$(CONFIG_PROC_FS) += proc/ -obj-$(CONFIG_SYSFS) += sysfs/ kernfs/ +obj-$(CONFIG_KERNFS) += kernfs/ +obj-$(CONFIG_SYSFS) += sysfs/ obj-$(CONFIG_CONFIGFS_FS) += configfs/ obj-y += devpts/ diff --git a/fs/kernfs/Kconfig b/fs/kernfs/Kconfig new file mode 100644 index 000000000000..397b5f7a7a16 --- /dev/null +++ b/fs/kernfs/Kconfig @@ -0,0 +1,7 @@ +# +# KERNFS should be selected by its users +# + +config KERNFS + bool + default n diff --git a/fs/sysfs/Kconfig b/fs/sysfs/Kconfig index 8c41feacbac5..b2756014508c 100644 --- a/fs/sysfs/Kconfig +++ b/fs/sysfs/Kconfig @@ -1,6 +1,7 @@ config SYSFS bool "sysfs file system support" if EXPERT default y + select KERNFS help The sysfs filesystem is a virtual filesystem that the kernel uses to export internal kernel objects, their attributes, and their diff --git a/include/linux/kernfs.h b/include/linux/kernfs.h index 8736ee86a1d6..649497a56a95 100644 --- a/include/linux/kernfs.h +++ b/include/linux/kernfs.h @@ -201,7 +201,7 @@ struct kernfs_ops { #endif }; -#ifdef CONFIG_SYSFS +#ifdef CONFIG_KERNFS static inline enum kernfs_node_type kernfs_type(struct kernfs_node *kn) { @@ -284,7 +284,7 @@ void kernfs_kill_sb(struct super_block *sb); void kernfs_init(void); -#else /* CONFIG_SYSFS */ +#else /* CONFIG_KERNFS */ static inline enum kernfs_node_type kernfs_type(struct kernfs_node *kn) { return 0; } /* whatever */ @@ -379,7 +379,7 @@ static inline void kernfs_kill_sb(struct super_block *sb) { } static inline void kernfs_init(void) { } -#endif /* CONFIG_SYSFS */ +#endif /* CONFIG_KERNFS */ static inline struct kernfs_node * kernfs_find_and_get(struct kernfs_node *kn, const char *name) |