diff options
| author | Al Viro <viro@zeniv.linux.org.uk> | 2016-11-21 03:45:28 +0300 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2016-12-06 03:03:12 +0300 |
| commit | ca71cf71eeda04dc9ad18271504e499013af5415 (patch) | |
| tree | 9e21710c7bc102a5b775bf91ed1f291fd6f2c166 | |
| parent | 8c54ca9c6882f5a68d19a82fd063b74f91d4c22b (diff) | |
| download | linux-ca71cf71eeda04dc9ad18271504e499013af5415.tar.xz | |
namespace.c: constify struct path passed to a bunch of primitives
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
| -rw-r--r-- | fs/internal.h | 2 | ||||
| -rw-r--r-- | fs/namespace.c | 8 | ||||
| -rw-r--r-- | include/linux/fs.h | 2 | ||||
| -rw-r--r-- | include/linux/mount.h | 4 |
4 files changed, 8 insertions, 8 deletions
diff --git a/fs/internal.h b/fs/internal.h index f4da3341b4a3..3e460159d835 100644 --- a/fs/internal.h +++ b/fs/internal.h @@ -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 *); diff --git a/fs/namespace.c b/fs/namespace.c index 4d80a5066a1f..9ad88a45b3e3 100644 --- a/fs/namespace.c +++ b/fs/namespace.c @@ -678,7 +678,7 @@ out: * * 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 @@ out: /* 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; diff --git a/include/linux/fs.h b/include/linux/fs.h index f96501b51c49..3056fe46f336 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -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 *); diff --git a/include/linux/mount.h b/include/linux/mount.h index 1172cce949a4..cf2b5784b649 100644 --- a/include/linux/mount.h +++ b/include/linux/mount.h @@ -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, |