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Commit dcf787f3 authored by Al Viro's avatar Al Viro
Browse files

constify path_get/path_put and fs_struct.c stuff 



Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent 26567cdb

fs/fs_struct.c

+3 −3
Original line number Diff line number Diff line
@@ -10,7 +10,7 @@ 
 * Replace the fs->{rootmnt,root} with {mnt,dentry}. Put the old values.

 * It can block.

 */

void set_fs_root(struct fs_struct *fs, struct path *path)

void set_fs_root(struct fs_struct *fs, const struct path *path)

{

	struct path old_root;
@@ -29,7 +29,7 @@ void set_fs_root(struct fs_struct *fs, struct path *path) 
 * Replace the fs->{pwdmnt,pwd} with {mnt,dentry}. Put the old values.

 * It can block.

 */

void set_fs_pwd(struct fs_struct *fs, struct path *path)

void set_fs_pwd(struct fs_struct *fs, const struct path *path)

{

	struct path old_pwd;
@@ -53,7 +53,7 @@ static inline int replace_path(struct path *p, const struct path *old, const str 
	return 1;

}



void chroot_fs_refs(struct path *old_root, struct path *new_root)

void chroot_fs_refs(const struct path *old_root, const struct path *new_root)

{

	struct task_struct *g, *p;

	struct fs_struct *fs;

fs/internal.h

+1 −1
Original line number Diff line number Diff line
@@ -69,7 +69,7 @@ extern void __mnt_drop_write_file(struct file *); 
/*

 * fs_struct.c

 */

extern void chroot_fs_refs(struct path *, struct path *);

extern void chroot_fs_refs(const struct path *, const struct path *);



/*

 * file_table.c

fs/namei.c

+2 −2
Original line number Diff line number Diff line
@@ -451,7 +451,7 @@ int inode_permission(struct inode *inode, int mask) 
 *

 * Given a path increment the reference count to the dentry and the vfsmount.

 */

void path_get(struct path *path)

void path_get(const struct path *path)

{

	mntget(path->mnt);

	dget(path->dentry);
@@ -464,7 +464,7 @@ EXPORT_SYMBOL(path_get); 
 *

 * Given a path decrement the reference count to the dentry and the vfsmount.

 */

void path_put(struct path *path)

void path_put(const struct path *path)

{

	dput(path->dentry);

	mntput(path->mnt);

include/linux/fs_struct.h

+2 −2
Original line number Diff line number Diff line
@@ -17,8 +17,8 @@ struct fs_struct { 
extern struct kmem_cache *fs_cachep;



extern void exit_fs(struct task_struct *);

extern void set_fs_root(struct fs_struct *, struct path *);

extern void set_fs_pwd(struct fs_struct *, struct path *);

extern void set_fs_root(struct fs_struct *, const struct path *);

extern void set_fs_pwd(struct fs_struct *, const struct path *);

extern struct fs_struct *copy_fs_struct(struct fs_struct *);

extern void free_fs_struct(struct fs_struct *);

extern int unshare_fs_struct(void);

include/linux/path.h

+2 −2
Original line number Diff line number Diff line
@@ -9,8 +9,8 @@ struct path { 
	struct dentry *dentry;

};



extern void path_get(struct path *);

extern void path_put(struct path *);

extern void path_get(const struct path *);

extern void path_put(const struct path *);



static inline int path_equal(const struct path *path1, const struct path *path2)

{