fs/9p: switch vfsmount to use v9fs_get_new_inode

In the process of cleaning up inode number allocation, I noticed several functions which didn't use the standard helper
allocators.  This patch fixes the allocation in the mount entrypoint.

Signed-off-by: Eric Van Hensbergen <ericvh@kernel.org>

diff --git a/fs/9p/vfs_super.c b/fs/9p/vfs_super.c
index 941f7d0e0bfa27e67aa34a9c7eebec3a65fc6f99..3e009baa1b1146da8c1a4cc77c5c23d4095aced4 100644 (file)
--- a/fs/9p/vfs_super.c
+++ b/fs/9p/vfs_super.c
@@ -110,7 +110,6 @@ static struct dentry *v9fs_mount(struct file_system_type *fs_type, int flags,
        struct inode *inode = NULL;
        struct dentry *root = NULL;
        struct v9fs_session_info *v9ses = NULL;
-       umode_t mode = 0777 | S_ISVTX;
        struct p9_fid *fid;
        int retval = 0;
 
@@ -140,7 +139,7 @@ static struct dentry *v9fs_mount(struct file_system_type *fs_type, int flags,
        else
                sb->s_d_op = &v9fs_dentry_operations;
 
-       inode = v9fs_get_inode(sb, S_IFDIR | mode, 0);
+       inode = v9fs_get_new_inode_from_fid(v9ses, fid, sb);
        if (IS_ERR(inode)) {
                retval = PTR_ERR(inode);
                goto release_sb;
@@ -152,32 +151,6 @@ static struct dentry *v9fs_mount(struct file_system_type *fs_type, int flags,
                goto release_sb;
        }
        sb->s_root = root;
-       if (v9fs_proto_dotl(v9ses)) {
-               struct p9_stat_dotl *st = NULL;
-
-               st = p9_client_getattr_dotl(fid, P9_STATS_BASIC);
-               if (IS_ERR(st)) {
-                       retval = PTR_ERR(st);
-                       goto release_sb;
-               }
-               d_inode(root)->i_ino = v9fs_qid2ino(&st->qid);
-               v9fs_stat2inode_dotl(st, d_inode(root), 0);
-               kfree(st);
-       } else {
-               struct p9_wstat *st = NULL;
-
-               st = p9_client_stat(fid);
-               if (IS_ERR(st)) {
-                       retval = PTR_ERR(st);
-                       goto release_sb;
-               }
-
-               d_inode(root)->i_ino = v9fs_qid2ino(&st->qid);
-               v9fs_stat2inode(st, d_inode(root), sb, 0);
-
-               p9stat_free(st);
-               kfree(st);
-       }
        retval = v9fs_get_acl(inode, fid);
        if (retval)
                goto release_sb;