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https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
synced 2025-01-06 05:02:31 +00:00
vfs: spread struct mount to remaining users of ->mnt_hash
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
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cb338d06e9
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@ -199,7 +199,7 @@ static struct mount *alloc_vfsmnt(const char *name)
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mnt->mnt_writers = 0;
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#endif
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INIT_LIST_HEAD(&mnt->mnt_hash);
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INIT_LIST_HEAD(&p->mnt.mnt_hash);
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INIT_LIST_HEAD(&mnt->mnt_child);
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INIT_LIST_HEAD(&mnt->mnt_mounts);
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INIT_LIST_HEAD(&mnt->mnt_list);
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@ -540,10 +540,10 @@ static void dentry_reset_mounted(struct dentry *dentry)
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unsigned u;
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for (u = 0; u < HASH_SIZE; u++) {
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struct vfsmount *p;
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struct mount *p;
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list_for_each_entry(p, &mount_hashtable[u], mnt_hash) {
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if (p->mnt_mountpoint == dentry)
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list_for_each_entry(p, &mount_hashtable[u], mnt.mnt_hash) {
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if (p->mnt.mnt_mountpoint == dentry)
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return;
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}
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}
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@ -1191,25 +1191,25 @@ EXPORT_SYMBOL(may_umount);
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void release_mounts(struct list_head *head)
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{
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struct vfsmount *mnt;
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struct mount *mnt;
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while (!list_empty(head)) {
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mnt = list_first_entry(head, struct vfsmount, mnt_hash);
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list_del_init(&mnt->mnt_hash);
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if (mnt_has_parent(mnt)) {
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mnt = list_first_entry(head, struct mount, mnt.mnt_hash);
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list_del_init(&mnt->mnt.mnt_hash);
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if (mnt_has_parent(&mnt->mnt)) {
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struct dentry *dentry;
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struct vfsmount *m;
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br_write_lock(vfsmount_lock);
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dentry = mnt->mnt_mountpoint;
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m = mnt->mnt_parent;
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mnt->mnt_mountpoint = mnt->mnt_root;
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mnt->mnt_parent = mnt;
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dentry = mnt->mnt.mnt_mountpoint;
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m = mnt->mnt.mnt_parent;
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mnt->mnt.mnt_mountpoint = mnt->mnt.mnt_root;
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mnt->mnt.mnt_parent = &mnt->mnt;
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m->mnt_ghosts--;
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br_write_unlock(vfsmount_lock);
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dput(dentry);
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mntput(m);
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}
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mntput(mnt);
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mntput(&mnt->mnt);
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}
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}
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