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init: export name_to_dev_t and mark name argument as const 

DM will switch its device lookup code to using name_to_dev_t() so it
must be exported.  Also, the @name argument should be marked const.

Signed-off-by: Dan Ehrenberg <dehrenberg@chromium.org>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
This commit is contained in:
Dan Ehrenberg 2015-02-10 15:20:49 -08:00 committed by Mike Snitzer
parent 17e149b8f7
commit e6e20a7a5f
2 changed files with 3 additions and 2 deletions
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2
include/linux/mount.h
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@ -92,6 +92,6 @@ extern struct vfsmount *vfs_kern_mount(struct file_system_type *type,
extern void mnt_set_expiry(struct vfsmount *mnt, struct list_head *expiry_list); extern void mnt_set_expiry(struct vfsmount *mnt, struct list_head *expiry_list);
extern void mark_mounts_for_expiry(struct list_head *mounts); extern void mark_mounts_for_expiry(struct list_head *mounts);
extern dev_t name_to_dev_t(char *name); extern dev_t name_to_dev_t(const char *name);
#endif /* _LINUX_MOUNT_H */ #endif /* _LINUX_MOUNT_H */

3
init/do_mounts.c
View File

@ -207,7 +207,7 @@ static dev_t devt_from_partuuid(const char *uuid_str)
* bangs. * bangs.
*/ */
dev_t name_to_dev_t(char *name) dev_t name_to_dev_t(const char *name)
{ {
char s[32]; char s[32];
char *p; char *p;
@ -286,6 +286,7 @@ dev_t name_to_dev_t(char *name)
done: done:
return res; return res;
} }
EXPORT_SYMBOL_GPL(name_to_dev_t);
static int __init root_dev_setup(char *line) static int __init root_dev_setup(char *line)
{ {