diff options
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/namespace.c | 2 | ||||
| -rw-r--r-- | fs/pnode.c | 58 | ||||
| -rw-r--r-- | fs/pnode.h | 2 |
3 files changed, 31 insertions, 31 deletions
diff --git a/fs/namespace.c b/fs/namespace.c index 9ceb03fe176..65d011fe982 100644 --- a/fs/namespace.c +++ b/fs/namespace.c @@ -1053,7 +1053,7 @@ static int show_mountinfo(struct seq_file *m, void *v) seq_printf(m, " shared:%i", mnt->mnt_group_id); if (IS_MNT_SLAVE(mnt)) { int master = mnt->mnt_master->mnt_group_id; - int dom = get_dominating_id(mnt, &p->root); + int dom = get_dominating_id(r, &p->root); seq_printf(m, " master:%i", master); if (dom && dom != master) seq_printf(m, " propagate_from:%i", dom); diff --git a/fs/pnode.c b/fs/pnode.c index 8cd90d2ec05..29e366dec02 100644 --- a/fs/pnode.c +++ b/fs/pnode.c @@ -28,19 +28,19 @@ static inline struct vfsmount *next_slave(struct vfsmount *p) return list_entry(p->mnt_slave.next, struct vfsmount, mnt_slave); } -static struct vfsmount *get_peer_under_root(struct vfsmount *mnt, - struct mnt_namespace *ns, - const struct path *root) +static struct mount *get_peer_under_root(struct mount *mnt, + struct mnt_namespace *ns, + const struct path *root) { - struct mount *m = real_mount(mnt); + struct mount *m = mnt; do { /* Check the namespace first for optimization */ if (m->mnt.mnt_ns == ns && is_path_reachable(m, m->mnt.mnt_root, root)) - return &m->mnt; + return m; m = real_mount(next_peer(&m->mnt)); - } while (&m->mnt != mnt); + } while (m != mnt); return NULL; } @@ -51,22 +51,22 @@ static struct vfsmount *get_peer_under_root(struct vfsmount *mnt, * * Caller must hold namespace_sem */ -int get_dominating_id(struct vfsmount *mnt, const struct path *root) +int get_dominating_id(struct mount *mnt, const struct path *root) { - struct vfsmount *m; + struct mount *m; - for (m = mnt->mnt_master; m != NULL; m = m->mnt_master) { - struct vfsmount *d = get_peer_under_root(m, mnt->mnt_ns, root); + for (m = real_mount(mnt->mnt.mnt_master); m != NULL; m = real_mount(m->mnt.mnt_master)) { + struct mount *d = get_peer_under_root(m, mnt->mnt.mnt_ns, root); if (d) - return d->mnt_group_id; + return d->mnt.mnt_group_id; } return 0; } -static int do_make_slave(struct vfsmount *mnt) +static int do_make_slave(struct mount *mnt) { - struct vfsmount *peer_mnt = mnt, *master = mnt->mnt_master; + struct mount *peer_mnt = mnt, *master = real_mount(mnt->mnt.mnt_master); struct vfsmount *slave_mnt; /* @@ -74,31 +74,31 @@ static int do_make_slave(struct vfsmount *mnt) * same root dentry. If none is available then * slave it to anything that is available. */ - while ((peer_mnt = next_peer(peer_mnt)) != mnt && - peer_mnt->mnt_root != mnt->mnt_root) ; + while ((peer_mnt = real_mount(next_peer(&peer_mnt->mnt))) != mnt && + peer_mnt->mnt.mnt_root != mnt->mnt.mnt_root) ; if (peer_mnt == mnt) { - peer_mnt = next_peer(mnt); + peer_mnt = real_mount(next_peer(&mnt->mnt)); if (peer_mnt == mnt) peer_mnt = NULL; } - if (IS_MNT_SHARED(mnt) && list_empty(&mnt->mnt_share)) - mnt_release_group_id(real_mount(mnt)); + if (IS_MNT_SHARED(&mnt->mnt) && list_empty(&mnt->mnt.mnt_share)) + mnt_release_group_id(mnt); - list_del_init(&mnt->mnt_share); - mnt->mnt_group_id = 0; + list_del_init(&mnt->mnt.mnt_share); + mnt->mnt.mnt_group_id = 0; if (peer_mnt) master = peer_mnt; if (master) { - list_for_each_entry(slave_mnt, &mnt->mnt_slave_list, mnt_slave) - slave_mnt->mnt_master = master; - list_move(&mnt->mnt_slave, &master->mnt_slave_list); - list_splice(&mnt->mnt_slave_list, master->mnt_slave_list.prev); - INIT_LIST_HEAD(&mnt->mnt_slave_list); + list_for_each_entry(slave_mnt, &mnt->mnt.mnt_slave_list, mnt_slave) + slave_mnt->mnt_master = &master->mnt; + list_move(&mnt->mnt.mnt_slave, &master->mnt.mnt_slave_list); + list_splice(&mnt->mnt.mnt_slave_list, master->mnt.mnt_slave_list.prev); + INIT_LIST_HEAD(&mnt->mnt.mnt_slave_list); } else { - struct list_head *p = &mnt->mnt_slave_list; + struct list_head *p = &mnt->mnt.mnt_slave_list; while (!list_empty(p)) { slave_mnt = list_first_entry(p, struct vfsmount, mnt_slave); @@ -106,8 +106,8 @@ static int do_make_slave(struct vfsmount *mnt) slave_mnt->mnt_master = NULL; } } - mnt->mnt_master = master; - CLEAR_MNT_SHARED(mnt); + mnt->mnt.mnt_master = &master->mnt; + CLEAR_MNT_SHARED(&mnt->mnt); return 0; } @@ -120,7 +120,7 @@ void change_mnt_propagation(struct mount *mnt, int type) set_mnt_shared(mnt); return; } - do_make_slave(&mnt->mnt); + do_make_slave(mnt); if (type != MS_SLAVE) { list_del_init(&mnt->mnt.mnt_slave); mnt->mnt.mnt_master = NULL; diff --git a/fs/pnode.h b/fs/pnode.h index 0a7a919d5ef..33f1e3cb3cd 100644 --- a/fs/pnode.h +++ b/fs/pnode.h @@ -35,7 +35,7 @@ int propagate_mnt(struct vfsmount *, struct dentry *, struct vfsmount *, int propagate_umount(struct list_head *); int propagate_mount_busy(struct mount *, int); void mnt_release_group_id(struct mount *); -int get_dominating_id(struct vfsmount *mnt, const struct path *root); +int get_dominating_id(struct mount *mnt, const struct path *root); unsigned int mnt_get_count(struct mount *mnt); void mnt_set_mountpoint(struct vfsmount *, struct dentry *, struct mount *); |