linux-kernel - [PATCH 09/15] driver/block: Replace hardcoding of -20 with MIN

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Date:	Tue, 11 Mar 2014 12:59:24 +0800
From:	Dongsheng Yang <yangds.fnst@...fujitsu.com>
To:	linux-kernel@...r.kernel.org
Cc:	joe@...ches.com, peterz@...radead.org, mingo@...nel.org,
	tglx@...utronix.de, Dongsheng Yang <yangds.fnst@...fujitsu.com>,
	nbd-general@...ts.sourceforge.net,
	Wei Yongjun <yongjun_wei@...ndmicro.com.cn>,
	Tejun Heo <tj@...nel.org>
Subject: [PATCH 09/15] driver/block: Replace hardcoding of -20 with MIN_NICE.

Signed-off-by: Dongsheng Yang <yangds.fnst@...fujitsu.com>
cc: nbd-general@...ts.sourceforge.net
cc: Wei Yongjun <yongjun_wei@...ndmicro.com.cn>
cc: Tejun Heo <tj@...nel.org>
---
 drivers/block/loop.c    | 2 +-
 drivers/block/nbd.c     | 2 +-
 drivers/block/pktcdvd.c | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index 66e8c3b..c8bf270 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -548,7 +548,7 @@ static int loop_thread(void *data)
 	struct loop_device *lo = data;
 	struct bio *bio;
 
-	set_user_nice(current, -20);
+	set_user_nice(current, MIN_NICE);
 
 	while (!kthread_should_stop() || !bio_list_empty(&lo->lo_bio_list)) {
 
diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index 55298db..2a1f26b 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -533,7 +533,7 @@ static int nbd_thread(void *data)
 	struct nbd_device *nbd = data;
 	struct request *req;
 
-	set_user_nice(current, -20);
+	set_user_nice(current, MIN_NICE);
 	while (!kthread_should_stop() || !list_empty(&nbd->waiting_queue)) {
 		/* wait for something to do */
 		wait_event_interruptible(nbd->waiting_wq,
diff --git a/drivers/block/pktcdvd.c b/drivers/block/pktcdvd.c
index a2af73d..ef166ad 100644
--- a/drivers/block/pktcdvd.c
+++ b/drivers/block/pktcdvd.c
@@ -1463,7 +1463,7 @@ static int kcdrwd(void *foobar)
 	struct packet_data *pkt;
 	long min_sleep_time, residue;
 
-	set_user_nice(current, -20);
+	set_user_nice(current, MIN_NICE);
 	set_freezable();
 
 	for (;;) {
-- 
1.8.2.1

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