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vfs: spread struct mount - commit_tree 

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2011-11-24 19:47:15 -05:00
parent 419148da6e
commit 4b2619a571
1 changed files with 9 additions and 9 deletions
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18
fs/namespace.c
View File

@ -609,16 +609,16 @@ static inline void __mnt_make_shortterm(struct vfsmount *mnt)
/*
* vfsmount lock must be held for write
*/
static void commit_tree(struct vfsmount *mnt)
static void commit_tree(struct mount *mnt)
{
struct vfsmount *parent = mnt->mnt_parent;
struct vfsmount *parent = mnt->mnt.mnt_parent;
struct vfsmount *m;
LIST_HEAD(head);
struct mnt_namespace *n = parent->mnt_ns;
BUG_ON(parent == mnt);
BUG_ON(parent == &mnt->mnt);
list_add_tail(&head, &mnt->mnt_list);
list_add_tail(&head, &mnt->mnt.mnt_list);
list_for_each_entry(m, &head, mnt_list) {
m->mnt_ns = n;
__mnt_make_longterm(m);
@ -626,9 +626,9 @@ static void commit_tree(struct vfsmount *mnt)
list_splice(&head, n->list.prev);
list_add_tail(&mnt->mnt_hash, mount_hashtable +
hash(parent, mnt->mnt_mountpoint));
list_add_tail(&mnt->mnt_child, &parent->mnt_mounts);
list_add_tail(&mnt->mnt.mnt_hash, mount_hashtable +
hash(parent, mnt->mnt.mnt_mountpoint));
list_add_tail(&mnt->mnt.mnt_child, &parent->mnt_mounts);
touch_mnt_namespace(n);
}
@ -1617,12 +1617,12 @@ static int attach_recursive_mnt(struct vfsmount *source_mnt,
touch_mnt_namespace(parent_path->mnt->mnt_ns);
} else {
mnt_set_mountpoint(dest_mnt, dest_dentry, source_mnt);
commit_tree(source_mnt);
commit_tree(real_mount(source_mnt));
}
list_for_each_entry_safe(child, p, &tree_list, mnt.mnt_hash) {
list_del_init(&child->mnt.mnt_hash);
commit_tree(&child->mnt);
commit_tree(child);
}
br_write_unlock(vfsmount_lock);