From: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Date: Mon, 26 Oct 2009 23:49:35 +0000 (-0700)
Subject: congestion_wait(): don't use WRITE
X-Git-Tag: firefly_0821_release~12087
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=58355c7876a0754377c37c8af948b4cd423410e2;p=firefly-linux-kernel-4.4.55.git

congestion_wait(): don't use WRITE

commit 8aa7e847d (Fix congestion_wait() sync/async vs read/write
confusion) replace WRITE with BLK_RW_ASYNC.  Unfortunately, concurrent mm
development made the unchanged place accidentally.

This patch fixes it too.

Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Acked-by: Jens Axboe <jens.axboe@oracle.com>
Acked-by: Rik van Riel <riel@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/mm/vmscan.c b/mm/vmscan.c
index 64e438898832..fbb9f6bdad6e 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -1088,7 +1088,7 @@ static unsigned long shrink_inactive_list(unsigned long max_scan,
 	int lumpy_reclaim = 0;
 
 	while (unlikely(too_many_isolated(zone, file, sc))) {
-		congestion_wait(WRITE, HZ/10);
+		congestion_wait(BLK_RW_ASYNC, HZ/10);
 
 		/* We are about to die and free our memory. Return now. */
 		if (fatal_signal_pending(current))