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authorTrond Myklebust <Trond.Myklebust@netapp.com>2006-03-20 13:44:49 -0500
committerTrond Myklebust <Trond.Myklebust@netapp.com>2006-03-20 13:44:49 -0500
commit5428154827c2bf7cfdc9dab60db1e0eaa57c027a (patch)
treeec2e6c9119ad76cad353a50da2be3ac71adbf54d /net/sunrpc/rpc_pipe.c
parenta9a801787a761616589a6526d7a29c13f4deb3d8 (diff)
SUNRPC: Fix a 'Busy inodes' error in rpc_pipefs
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'net/sunrpc/rpc_pipe.c')
-rw-r--r--net/sunrpc/rpc_pipe.c22
1 files changed, 12 insertions, 10 deletions
diff --git a/net/sunrpc/rpc_pipe.c b/net/sunrpc/rpc_pipe.c
index 72b22172f0a..391d2bfc71a 100644
--- a/net/sunrpc/rpc_pipe.c
+++ b/net/sunrpc/rpc_pipe.c
@@ -435,14 +435,17 @@ static struct rpc_filelist authfiles[] = {
},
};
-static int
-rpc_get_mount(void)
+struct vfsmount *rpc_get_mount(void)
{
- return simple_pin_fs("rpc_pipefs", &rpc_mount, &rpc_mount_count);
+ int err;
+
+ err = simple_pin_fs("rpc_pipefs", &rpc_mount, &rpc_mount_count);
+ if (err != 0)
+ return ERR_PTR(err);
+ return rpc_mount;
}
-static void
-rpc_put_mount(void)
+void rpc_put_mount(void)
{
simple_release_fs(&rpc_mount, &rpc_mount_count);
}
@@ -452,12 +455,13 @@ rpc_lookup_parent(char *path, struct nameidata *nd)
{
if (path[0] == '\0')
return -ENOENT;
- if (rpc_get_mount()) {
+ nd->mnt = rpc_get_mount();
+ if (IS_ERR(nd->mnt)) {
printk(KERN_WARNING "%s: %s failed to mount "
"pseudofilesystem \n", __FILE__, __FUNCTION__);
- return -ENODEV;
+ return PTR_ERR(nd->mnt);
}
- nd->mnt = mntget(rpc_mount);
+ mntget(nd->mnt);
nd->dentry = dget(rpc_mount->mnt_root);
nd->last_type = LAST_ROOT;
nd->flags = LOOKUP_PARENT;
@@ -594,7 +598,6 @@ __rpc_mkdir(struct inode *dir, struct dentry *dentry)
d_instantiate(dentry, inode);
dir->i_nlink++;
inode_dir_notify(dir, DN_CREATE);
- rpc_get_mount();
return 0;
out_err:
printk(KERN_WARNING "%s: %s failed to allocate inode for dentry %s\n",
@@ -615,7 +618,6 @@ __rpc_rmdir(struct inode *dir, struct dentry *dentry)
if (!error) {
inode_dir_notify(dir, DN_DELETE);
d_drop(dentry);
- rpc_put_mount();
}
return 0;
}