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-rw-r--r--fs/afs/inode.c42
1 files changed, 22 insertions, 20 deletions
diff --git a/fs/afs/inode.c b/fs/afs/inode.c
index 1e4897a048d2..aae55dd15108 100644
--- a/fs/afs/inode.c
+++ b/fs/afs/inode.c
@@ -54,8 +54,21 @@ static int afs_inode_map_status(struct afs_vnode *vnode, struct key *key)
inode->i_fop = &afs_dir_file_operations;
break;
case AFS_FTYPE_SYMLINK:
- inode->i_mode = S_IFLNK | vnode->status.mode;
- inode->i_op = &page_symlink_inode_operations;
+ /* Symlinks with a mode of 0644 are actually mountpoints. */
+ if ((vnode->status.mode & 0777) == 0644) {
+ inode->i_flags |= S_AUTOMOUNT;
+
+ spin_lock(&vnode->lock);
+ set_bit(AFS_VNODE_MOUNTPOINT, &vnode->flags);
+ spin_unlock(&vnode->lock);
+
+ inode->i_mode = S_IFDIR | 0555;
+ inode->i_op = &afs_mntpt_inode_operations;
+ inode->i_fop = &afs_mntpt_file_operations;
+ } else {
+ inode->i_mode = S_IFLNK | vnode->status.mode;
+ inode->i_op = &page_symlink_inode_operations;
+ }
inode_nohighmem(inode);
break;
default:
@@ -70,27 +83,15 @@ static int afs_inode_map_status(struct afs_vnode *vnode, struct key *key)
set_nlink(inode, vnode->status.nlink);
inode->i_uid = vnode->status.owner;
- inode->i_gid = GLOBAL_ROOT_GID;
+ inode->i_gid = vnode->status.group;
inode->i_size = vnode->status.size;
- inode->i_ctime.tv_sec = vnode->status.mtime_server;
+ inode->i_ctime.tv_sec = vnode->status.mtime_client;
inode->i_ctime.tv_nsec = 0;
inode->i_atime = inode->i_mtime = inode->i_ctime;
inode->i_blocks = 0;
inode->i_generation = vnode->fid.unique;
inode->i_version = vnode->status.data_version;
inode->i_mapping->a_ops = &afs_fs_aops;
-
- /* check to see whether a symbolic link is really a mountpoint */
- if (vnode->status.type == AFS_FTYPE_SYMLINK) {
- afs_mntpt_check_symlink(vnode, key);
-
- if (test_bit(AFS_VNODE_MOUNTPOINT, &vnode->flags)) {
- inode->i_mode = S_IFDIR | vnode->status.mode;
- inode->i_op = &afs_mntpt_inode_operations;
- inode->i_fop = &afs_mntpt_file_operations;
- }
- }
-
return 0;
}
@@ -245,12 +246,13 @@ struct inode *afs_iget(struct super_block *sb, struct key *key,
vnode->cb_version = 0;
vnode->cb_expiry = 0;
vnode->cb_type = 0;
- vnode->cb_expires = get_seconds();
+ vnode->cb_expires = ktime_get_real_seconds();
} else {
vnode->cb_version = cb->version;
vnode->cb_expiry = cb->expiry;
vnode->cb_type = cb->type;
- vnode->cb_expires = vnode->cb_expiry + get_seconds();
+ vnode->cb_expires = vnode->cb_expiry +
+ ktime_get_real_seconds();
}
}
@@ -323,7 +325,7 @@ int afs_validate(struct afs_vnode *vnode, struct key *key)
!test_bit(AFS_VNODE_CB_BROKEN, &vnode->flags) &&
!test_bit(AFS_VNODE_MODIFIED, &vnode->flags) &&
!test_bit(AFS_VNODE_ZAP_DATA, &vnode->flags)) {
- if (vnode->cb_expires < get_seconds() + 10) {
+ if (vnode->cb_expires < ktime_get_real_seconds() + 10) {
_debug("callback expired");
set_bit(AFS_VNODE_CB_BROKEN, &vnode->flags);
} else {
@@ -444,7 +446,7 @@ void afs_evict_inode(struct inode *inode)
mutex_lock(&vnode->permits_lock);
permits = vnode->permits;
- rcu_assign_pointer(vnode->permits, NULL);
+ RCU_INIT_POINTER(vnode->permits, NULL);
mutex_unlock(&vnode->permits_lock);
if (permits)
call_rcu(&permits->rcu, afs_zap_permits);