linux-kernel - [PATCH 1/1] drivers/scsi/bnx2i/bnx2i_iscsi.c: replace shift loop by ilog2

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Message-Id: <20140520183903.fc7912a16fd0a05b0b9b26a0@skynet.be>
Date:	Tue, 20 May 2014 18:39:03 +0200
From:	Fabian Frederick <fabf@...net.be>
To:	linux-kernel <linux-kernel@...r.kernel.org>
Cc:	Eddie Wai <eddie.wai@...adcom.com>,
	akpm <akpm@...ux-foundation.org>,
	"James E.J. Bottomley" <JBottomley@...allels.com>
Subject: [PATCH 1/1] drivers/scsi/bnx2i/bnx2i_iscsi.c: replace shift loop by
 ilog2


Cc: Eddie Wai <eddie.wai@...adcom.com>
Cc: "James E.J. Bottomley" <JBottomley@...allels.com>
Cc: Andrew Morton <akpm@...ux-foundation.org>
Signed-off-by: Fabian Frederick <fabf@...net.be>
---
 drivers/scsi/bnx2i/bnx2i_iscsi.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/scsi/bnx2i/bnx2i_iscsi.c b/drivers/scsi/bnx2i/bnx2i_iscsi.c
index 166543f..8ea1360 100644
--- a/drivers/scsi/bnx2i/bnx2i_iscsi.c
+++ b/drivers/scsi/bnx2i/bnx2i_iscsi.c
@@ -397,9 +397,7 @@ static struct iscsi_endpoint *bnx2i_alloc_ep(struct bnx2i_hba *hba)
 	bnx2i_ep->hba_age = hba->age;
 
 	ec_div = event_coal_div;
-	while (ec_div >>= 1)
-		bnx2i_ep->ec_shift += 1;
-
+	bnx2i_ep->ec_shift += ilog2(ec_div);
 	hba->ofld_conns_active++;
 	init_waitqueue_head(&bnx2i_ep->ofld_wait);
 	return ep;
-- 
1.8.4.5

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