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From: frank.blaschka@de.ibm.com
To: davem@davemloft.net
Cc: netdev@vger.kernel.org, linux-s390@vger.kernel.org,
	Stefan Raspl <raspl@linux.vnet.ibm.com>
Subject: [patch 1/6] [PATCH] qeth: Fix retry logic in hardsetup
Date: Mon, 21 Jan 2013 13:30:18 +0100	[thread overview]
Message-ID: <20130121123037.207719724@de.ibm.com> (raw)
In-Reply-To: 20130121123017.240686588@de.ibm.com

[-- Attachment #1: 600-qeth-retry-logic.diff --]
[-- Type: text/plain, Size: 1188 bytes --]

From: Stefan Raspl <raspl@linux.vnet.ibm.com>

The previous code did never retry any idx setup unless retries were done
for device offline/online at the beginning of the function.

Signed-off-by: Stefan Raspl <raspl@linux.vnet.ibm.com>
Signed-off-by: Frank Blaschka <frank.blaschka@de.ibm.com>
Reviewed-by: Ursula Braun <ursula.braun@de.ibm.com>
---
 drivers/s390/net/qeth_core_main.c |    6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

--- a/drivers/s390/net/qeth_core_main.c
+++ b/drivers/s390/net/qeth_core_main.c
@@ -4765,14 +4765,14 @@ static struct ccw_driver qeth_ccw_driver
 
 int qeth_core_hardsetup_card(struct qeth_card *card)
 {
-	int retries = 0;
+	int retries = 3;
 	int rc;
 
 	QETH_DBF_TEXT(SETUP, 2, "hrdsetup");
 	atomic_set(&card->force_alloc_skb, 0);
 	qeth_update_from_chp_desc(card);
 retry:
-	if (retries)
+	if (retries < 3)
 		QETH_DBF_MESSAGE(2, "%s Retrying to do IDX activates.\n",
 			dev_name(&card->gdev->dev));
 	ccw_device_set_offline(CARD_DDEV(card));
@@ -4794,7 +4794,7 @@ retriable:
 		return rc;
 	} else if (rc) {
 		QETH_DBF_TEXT_(SETUP, 2, "1err%d", rc);
-		if (++retries > 3)
+		if (--retries < 0)
 			goto out;
 		else
 			goto retry;

  reply	other threads:[~2013-01-21 12:30 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-01-21 12:30 [patch 0/6] s390: network patches for net-next frank.blaschka
2013-01-21 12:30 ` frank.blaschka [this message]
2013-01-21 12:30 ` [patch 2/6] [PATCH] qeth: Remove unused exports frank.blaschka
2013-01-21 12:30 ` [patch 3/6] [PATCH] qeth: Support VEPA mode frank.blaschka
2013-01-21 12:30 ` [patch 4/6] [PATCH] qeth: Update Kconfig wording frank.blaschka
2013-01-21 12:30 ` [patch 5/6] [PATCH] qeth: Make s390dbf card entries persistent frank.blaschka
2013-01-21 12:30 ` [patch 6/6] [PATCH] qeth: Fix HiperSockets performance regression frank.blaschka
2013-01-21 18:52 ` [patch 0/6] s390: network patches for net-next David Miller

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