From: "Denis V. Lunev" <den@openvz.org>

Use proc_create()/proc_create_data() to make sure that ->proc_fops and ->data
be setup before gluing PDE to main tree.

Signed-off-by: Denis V. Lunev <den@openvz.org>
Cc: Alexey Dobriyan <adobriyan@gmail.com>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 fs/proc/proc_misc.c |    8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff -puN fs/proc/proc_misc.c~proc-use-non-racy-method-for-proc-page_owner-creation-page_owner fs/proc/proc_misc.c
--- a/fs/proc/proc_misc.c~proc-use-non-racy-method-for-proc-page_owner-creation-page_owner
+++ a/fs/proc/proc_misc.c
@@ -1044,12 +1044,10 @@ void __init proc_misc_init(void)
 #ifdef CONFIG_PAGE_OWNER
 	{
 		struct proc_dir_entry *entry;
-		entry = create_proc_entry("page_owner",
-			S_IWUSR | S_IRUGO, NULL);
-		if (entry) {
-			entry->proc_fops = &proc_page_owner_operations;
+		entry = proc_create("page_owner",
+			S_IWUSR | S_IRUGO, NULL, &proc_page_owner_operations);
+		if (entry)
 			entry->size = 1024;
-		}
 	}
 #endif
 }
_