From: J. Bruce Fields <bfields@citi.umich.edu>
Date: Mon, 11 May 2009 20:10:19 +0000 (-0400)
Subject: nfsd: silence lockdep warning
X-Git-Tag: firefly_0821_release~14185^2
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=8daed1e549b55827758b3af7b8132a73fc51526f;p=firefly-linux-kernel-4.4.55.git

nfsd: silence lockdep warning

Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
---

diff --git a/fs/nfsd/nfs4recover.c b/fs/nfsd/nfs4recover.c
index 5275097a7565..b5348405046b 100644
--- a/fs/nfsd/nfs4recover.c
+++ b/fs/nfsd/nfs4recover.c
@@ -229,7 +229,7 @@ nfsd4_list_rec_dir(struct dentry *dir, recdir_func *f)
 		goto out;
 	status = vfs_readdir(filp, nfsd4_build_namelist, &names);
 	fput(filp);
-	mutex_lock(&dir->d_inode->i_mutex);
+	mutex_lock_nested(&dir->d_inode->i_mutex, I_MUTEX_PARENT);
 	while (!list_empty(&names)) {
 		entry = list_entry(names.next, struct name_list, list);
 
@@ -264,7 +264,7 @@ nfsd4_unlink_clid_dir(char *name, int namlen)
 
 	dprintk("NFSD: nfsd4_unlink_clid_dir. name %.*s\n", namlen, name);
 
-	mutex_lock(&rec_dir.dentry->d_inode->i_mutex);
+	mutex_lock_nested(&rec_dir.dentry->d_inode->i_mutex, I_MUTEX_PARENT);
 	dentry = lookup_one_len(name, rec_dir.dentry, namlen);
 	if (IS_ERR(dentry)) {
 		status = PTR_ERR(dentry);