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Commit ca71cf71 authored by Al Viro's avatar Al Viro
Browse files

namespace.c: constify struct path passed to a bunch of primitives 



Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent 8c54ca9c

fs/internal.h

+1 −1
Original line number Diff line number Diff line
@@ -62,7 +62,7 @@ extern int vfs_path_lookup(struct dentry *, struct vfsmount *, 
extern void *copy_mount_options(const void __user *);

extern char *copy_mount_string(const void __user *);



extern struct vfsmount *lookup_mnt(struct path *);

extern struct vfsmount *lookup_mnt(const struct path *);

extern int finish_automount(struct vfsmount *, struct path *);



extern int sb_prepare_remount_readonly(struct super_block *);

fs/namespace.c

+4 −4
Original line number Diff line number Diff line
@@ -678,7 +678,7 @@ struct mount *__lookup_mnt_last(struct vfsmount *mnt, struct dentry *dentry) 
 *

 * lookup_mnt takes a reference to the found vfsmount.

 */

struct vfsmount *lookup_mnt(struct path *path)

struct vfsmount *lookup_mnt(const struct path *path)

{

	struct mount *child_mnt;

	struct vfsmount *m;
@@ -1159,7 +1159,7 @@ struct vfsmount *mntget(struct vfsmount *mnt) 
}

EXPORT_SYMBOL(mntget);



struct vfsmount *mnt_clone_internal(struct path *path)

struct vfsmount *mnt_clone_internal(const struct path *path)

{

	struct mount *p;

	p = clone_mnt(real_mount(path->mnt), path->dentry, CL_PRIVATE);
@@ -1758,7 +1758,7 @@ struct mount *copy_tree(struct mount *mnt, struct dentry *dentry, 


/* Caller should check returned pointer for errors */



struct vfsmount *collect_mounts(struct path *path)

struct vfsmount *collect_mounts(const struct path *path)

{

	struct mount *tree;

	namespace_lock();
@@ -1791,7 +1791,7 @@ void drop_collected_mounts(struct vfsmount *mnt) 
 *

 * Release with mntput().

 */

struct vfsmount *clone_private_mount(struct path *path)

struct vfsmount *clone_private_mount(const struct path *path)

{

	struct mount *old_mnt = real_mount(path->mnt);

	struct mount *new_mnt;

include/linux/fs.h

+1 −1
Original line number Diff line number Diff line
@@ -2123,7 +2123,7 @@ extern int may_umount_tree(struct vfsmount *); 
extern int may_umount(struct vfsmount *);

extern long do_mount(const char *, const char __user *,

		     const char *, unsigned long, void *);

extern struct vfsmount *collect_mounts(struct path *);

extern struct vfsmount *collect_mounts(const struct path *);

extern void drop_collected_mounts(struct vfsmount *);

extern int iterate_mounts(int (*)(struct vfsmount *, void *), void *,

			  struct vfsmount *);

include/linux/mount.h

+2 −2
Original line number Diff line number Diff line
@@ -79,12 +79,12 @@ extern void mnt_drop_write(struct vfsmount *mnt); 
extern void mnt_drop_write_file(struct file *file);

extern void mntput(struct vfsmount *mnt);

extern struct vfsmount *mntget(struct vfsmount *mnt);

extern struct vfsmount *mnt_clone_internal(struct path *path);

extern struct vfsmount *mnt_clone_internal(const struct path *path);

extern int __mnt_is_readonly(struct vfsmount *mnt);

extern bool mnt_may_suid(struct vfsmount *mnt);



struct path;

extern struct vfsmount *clone_private_mount(struct path *path);

extern struct vfsmount *clone_private_mount(const struct path *path);



struct file_system_type;

extern struct vfsmount *vfs_kern_mount(struct file_system_type *type,