From: Stephen M. Cameron <scameron@beardog.cce.hp.com>
Date: Fri, 22 Oct 2010 19:21:22 +0000 (-0500)
Subject: cciss: use usleep_range not msleep for small sleeps
X-Git-Tag: firefly_0821_release~7613^2~3345^2~8^2~1
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=332c2f80a894d349bfb95fae00daf74477d4afcd;p=firefly-linux-kernel-4.4.55.git

cciss: use usleep_range not msleep for small sleeps

Signed-off-by: Stephen M. Cameron <scameron@beardog.cce.hp.com>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
---

diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index 9e761b994b4c..c792a6080d51 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -3785,7 +3785,7 @@ static void __devinit cciss_wait_for_mode_change_ack(ctlr_info_t *h)
 	for (i = 0; i < MAX_CONFIG_WAIT; i++) {
 		if (!(readl(h->vaddr + SA5_DOORBELL) & CFGTBL_ChangeReq))
 			break;
-		msleep(10);
+		usleep_range(10000, 20000);
 	}
 }