diff mbox

qlge: Move jiffies_to_usecs immediately before loop

Message ID 1432097092.2870.266.camel@perches.com
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Joe Perches May 20, 2015, 4:44 a.m. UTC
30 usecs (or really, 1 jiffy) can go by pretty fast.

Move the set of the timeout immediately before the loop.

Remove the unnecessary max(1ul, usecs_to_jiffies(30)) as
usecs_to_jiffies with a non-zero constant is guaranteed
to be non-zero.

Signed-off-by: Joe Perches <joe@perches.com>
---
 drivers/net/ethernet/qlogic/qlge/qlge_main.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)



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Comments

David Miller May 21, 2015, 9:23 p.m. UTC | #1
From: Joe Perches <joe@perches.com>
Date: Tue, 19 May 2015 21:44:52 -0700

> 30 usecs (or really, 1 jiffy) can go by pretty fast.
> 
> Move the set of the timeout immediately before the loop.
> 
> Remove the unnecessary max(1ul, usecs_to_jiffies(30)) as
> usecs_to_jiffies with a non-zero constant is guaranteed
> to be non-zero.
> 
> Signed-off-by: Joe Perches <joe@perches.com>

This looks fine, applied to net-next, thanks Joe.
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diff mbox

Patch

diff --git a/drivers/net/ethernet/qlogic/qlge/qlge_main.c b/drivers/net/ethernet/qlogic/qlge/qlge_main.c
index 25800a1..02b7115 100644
--- a/drivers/net/ethernet/qlogic/qlge/qlge_main.c
+++ b/drivers/net/ethernet/qlogic/qlge/qlge_main.c
@@ -3871,9 +3871,6 @@  static int ql_adapter_reset(struct ql_adapter *qdev)
 		return status;
 	}
 
-	end_jiffies = jiffies +
-		max((unsigned long)1, usecs_to_jiffies(30));
-
 	/* Check if bit is set then skip the mailbox command and
 	 * clear the bit, else we are in normal reset process.
 	 */
@@ -3888,6 +3885,7 @@  static int ql_adapter_reset(struct ql_adapter *qdev)
 
 	ql_write32(qdev, RST_FO, (RST_FO_FR << 16) | RST_FO_FR);
 
+	end_jiffies = jiffies + usecs_to_jiffies(30);
 	do {
 		value = ql_read32(qdev, RST_FO);
 		if ((value & RST_FO_FR) == 0)