From: Andrew Morton <akpm@linux-foundation.org>
Date: Tue, 9 Dec 2008 21:14:06 +0000 (-0800)
Subject: mm/backing-dev.c: remove recently-added WARN_ON()
X-Git-Tag: v2.6.28-rc8~33
X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=69fc208be5b7eb18d22d1eca185b201400fd5ffc;p=linux-2.6-omap-h63xx.git

mm/backing-dev.c: remove recently-added WARN_ON()

On second thoughts, this is just going to disturb people while telling us
things which we already knew.

Cc: Peter Korsgaard <jacmet@sunsite.dk>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Kay Sievers <kay.sievers@vrfy.org>
Cc: David Woodhouse <dwmw2@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/mm/backing-dev.c b/mm/backing-dev.c
index 2a56124dbc2..801c08b046e 100644
--- a/mm/backing-dev.c
+++ b/mm/backing-dev.c
@@ -176,7 +176,7 @@ int bdi_register(struct backing_dev_info *bdi, struct device *parent,
 	int ret = 0;
 	struct device *dev;
 
-	if (WARN_ON(bdi->dev))
+	if (bdi->dev)	/* The driver needs to use separate queues per device */
 		goto exit;
 
 	va_start(args, fmt);