From: Minfei Huang <mnghuan@gmail.com>
Date: Tue, 17 May 2016 07:58:41 +0000 (+0800)
Subject: nvme: use UINT_MAX for max discard sectors
X-Git-Tag: v4.1.12-102.0.20170601_1400~69
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=a21d433bdd78d68a2a3d8d321f17d4adffd268c1;p=users%2Fjedix%2Flinux-maple.git

nvme: use UINT_MAX for max discard sectors

It's more elegant to use UINT_MAX to represent the max value of
type unsigned int. So replace the actual value by using this define.

Signed-off-by: Minfei Huang <mnghuan@gmail.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
(cherry picked from commit bd0fc2884ca4d1516da1aa5cf44385e24dc23c29)

Orabug: 25130845

Signed-off-by: Ashok Vairavan <ashok.vairavan@oracle.com>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
---

diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index 3f42fb76e1793..ad275f2f660f0 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -735,7 +735,7 @@ static void nvme_config_discard(struct nvme_ns *ns)
 	ns->queue->limits.discard_zeroes_data = 0;
 	ns->queue->limits.discard_alignment = logical_block_size;
 	ns->queue->limits.discard_granularity = logical_block_size;
-	blk_queue_max_discard_sectors(ns->queue, 0xffffffff);
+	blk_queue_max_discard_sectors(ns->queue, UINT_MAX);
 	queue_flag_set_unlocked(QUEUE_FLAG_DISCARD, ns->queue);
 }