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namespaces: move proc_net_get_sb to a generic fs/super.c helper

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The mqueuefs filesystem will use this helper as well.  Proc's main get_sb
could also be made to use it, but that will require a bit more rework.

Signed-off-by: Serge E. Hallyn <serue@us.ibm.com>
Cc: Cedric Le Goater <clg@fr.ibm.com>
Cc: Alexey Dobriyan <adobriyan@gmail.com>
Cc: "David S. Miller" <davem@davemloft.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Serge E. Hallyn
2009-04-06 19:01:07 -07:00
committed by Linus Torvalds
parent 7ce5ba3c7e
commit 909e6d9479
2 changed files with 43 additions and 0 deletions
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include/linux/fs.h
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@@ -1699,6 +1699,9 @@ struct file_system_type {
struct lock_class_key i_alloc_sem_key;
};
extern int get_sb_ns(struct file_system_type *fs_type, int flags, void *data,
int (*fill_super)(struct super_block *, void *, int),
struct vfsmount *mnt);
extern int get_sb_bdev(struct file_system_type *fs_type,
int flags, const char *dev_name, void *data,
int (*fill_super)(struct super_block *, void *, int),