fs/9p: Always ask new inode in create

[karo-tx-linux.git] / fs / 9p / vfs_inode_dotl.c

diff --git a/fs/9p/vfs_inode_dotl.c b/fs/9p/vfs_inode_dotl.c
index dc9e7de38202db6262b75991a46673f8cafb7985..276f4a69ecd459e029f665c6acf0959d536009c1 100644 (file)
--- a/fs/9p/vfs_inode_dotl.c
+++ b/fs/9p/vfs_inode_dotl.c
@@ -108,6 +108,12 @@ static int v9fs_test_inode_dotl(struct inode *inode, void *data)
        return 1;
 }
 
+/* Always get a new inode */
+static int v9fs_test_new_inode_dotl(struct inode *inode, void *data)
+{
+       return 0;
+}
+
 static int v9fs_set_inode_dotl(struct inode *inode,  void *data)
 {
        struct v9fs_inode *v9inode = V9FS_I(inode);
@@ -121,16 +127,22 @@ static int v9fs_set_inode_dotl(struct inode *inode,  void *data)
 static struct inode *v9fs_qid_iget_dotl(struct super_block *sb,
                                        struct p9_qid *qid,
                                        struct p9_fid *fid,
-                                       struct p9_stat_dotl *st)
+                                       struct p9_stat_dotl *st,
+                                       int new)
 {
        int retval;
        unsigned long i_ino;
        struct inode *inode;
        struct v9fs_session_info *v9ses = sb->s_fs_info;
+       int (*test)(struct inode *, void *);
+
+       if (new)
+               test = v9fs_test_new_inode_dotl;
+       else
+               test = v9fs_test_inode_dotl;
 
        i_ino = v9fs_qid2ino(qid);
-       inode = iget5_locked(sb, i_ino, v9fs_test_inode_dotl,
-                            v9fs_set_inode_dotl, st);
+       inode = iget5_locked(sb, i_ino, test, v9fs_set_inode_dotl, st);
        if (!inode)
                return ERR_PTR(-ENOMEM);
        if (!(inode->i_state & I_NEW))
@@ -164,7 +176,7 @@ error:
 
 struct inode *
 v9fs_inode_from_fid_dotl(struct v9fs_session_info *v9ses, struct p9_fid *fid,
-                        struct super_block *sb)
+                        struct super_block *sb, int new)
 {
        struct p9_stat_dotl *st;
        struct inode *inode = NULL;
@@ -173,7 +185,7 @@ v9fs_inode_from_fid_dotl(struct v9fs_session_info *v9ses, struct p9_fid *fid,
        if (IS_ERR(st))
                return ERR_CAST(st);
 
-       inode = v9fs_qid_iget_dotl(sb, &st->qid, fid, st);
+       inode = v9fs_qid_iget_dotl(sb, &st->qid, fid, st, new);
        kfree(st);
        return inode;
 }
@@ -263,7 +275,7 @@ v9fs_vfs_create_dotl(struct inode *dir, struct dentry *dentry, int omode,
                fid = NULL;
                goto error;
        }
-       inode = v9fs_get_inode_from_fid(v9ses, fid, dir->i_sb);
+       inode = v9fs_get_new_inode_from_fid(v9ses, fid, dir->i_sb);
        if (IS_ERR(inode)) {
                err = PTR_ERR(inode);
                P9_DPRINTK(P9_DEBUG_VFS, "inode creation failed %d\n", err);
@@ -383,7 +395,7 @@ static int v9fs_vfs_mkdir_dotl(struct inode *dir,
                        goto error;
                }
 
-               inode = v9fs_get_inode_from_fid(v9ses, fid, dir->i_sb);
+               inode = v9fs_get_new_inode_from_fid(v9ses, fid, dir->i_sb);
                if (IS_ERR(inode)) {
                        err = PTR_ERR(inode);
                        P9_DPRINTK(P9_DEBUG_VFS, "inode creation failed %d\n",
@@ -636,7 +648,7 @@ v9fs_vfs_symlink_dotl(struct inode *dir, struct dentry *dentry,
                }
 
                /* instantiate inode and assign the unopened fid to dentry */
-               inode = v9fs_get_inode_from_fid(v9ses, fid, dir->i_sb);
+               inode = v9fs_get_new_inode_from_fid(v9ses, fid, dir->i_sb);
                if (IS_ERR(inode)) {
                        err = PTR_ERR(inode);
                        P9_DPRINTK(P9_DEBUG_VFS, "inode creation failed %d\n",
@@ -789,7 +801,7 @@ v9fs_vfs_mknod_dotl(struct inode *dir, struct dentry *dentry, int omode,
                        goto error;
                }
 
-               inode = v9fs_get_inode_from_fid(v9ses, fid, dir->i_sb);
+               inode = v9fs_get_new_inode_from_fid(v9ses, fid, dir->i_sb);
                if (IS_ERR(inode)) {
                        err = PTR_ERR(inode);
                        P9_DPRINTK(P9_DEBUG_VFS, "inode creation failed %d\n",