linux-kernel - [PATCH 8/29] proc: use non-racy method for /proc/page

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Message-Id: <1207653576-12640-8-git-send-email-den@openvz.org>
Date:	Tue,  8 Apr 2008 15:19:15 +0400
From:	"Denis V. Lunev" <den@...nvz.org>
To:	akpm@...ux-foundation.org
Cc:	linux-kernel@...r.kernel.org, "Denis V. Lunev" <den@...nvz.org>
Subject: [PATCH 8/29] proc: use non-racy method for /proc/page_owner creation

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@...nvz.org>
---
 fs/proc/proc_misc.c |    8 +++-----
 1 files changed, 3 insertions(+), 5 deletions(-)

diff --git a/fs/proc/proc_misc.c b/fs/proc/proc_misc.c
index 0390844..fbaf067 100644
--- a/fs/proc/proc_misc.c
+++ b/fs/proc/proc_misc.c
@@ -1041,12 +1041,10 @@ 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
 }
-- 
1.5.3.rc5

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