linux-scsi.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Saurav Kashyap <saurav.kashyap@qlogic.com>
To: jbottomley@parallels.com
Cc: giridhar.malavali@qlogic.com, saurav.kashyap@qlogic.com,
	andrew.vasquez@qlogic.com, linux-scsi@vger.kernel.org
Subject: [PATCH 06/22] qla2xxx: Don't consider the drivers knocked out of IDC participation for future reset recovery process.
Date: Wed, 30 Oct 2013 03:38:13 -0400	[thread overview]
Message-ID: <1383118709-5569-7-git-send-email-saurav.kashyap@qlogic.com> (raw)
In-Reply-To: <1383118709-5569-1-git-send-email-saurav.kashyap@qlogic.com>

Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com>
Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com>
---
 drivers/scsi/qla2xxx/qla_nx2.c |   23 ++++++++++++-----------
 1 files changed, 12 insertions(+), 11 deletions(-)

diff --git a/drivers/scsi/qla2xxx/qla_nx2.c b/drivers/scsi/qla2xxx/qla_nx2.c
index 8164cc9..6f509f8 100644
--- a/drivers/scsi/qla2xxx/qla_nx2.c
+++ b/drivers/scsi/qla2xxx/qla_nx2.c
@@ -1555,6 +1555,15 @@ qla8044_need_reset_handler(struct scsi_qla_host *vha)
 		qla8044_idc_lock(ha);
 	}
 
+	drv_state = qla8044_rd_direct(vha,
+	    QLA8044_CRB_DRV_STATE_INDEX);
+	drv_active = qla8044_rd_direct(vha,
+	    QLA8044_CRB_DRV_ACTIVE_INDEX);
+
+	ql_log(ql_log_info, vha, 0xb0c5,
+	    "%s(%ld): drv_state = 0x%x, drv_active = 0x%x\n",
+	    __func__, vha->host_no, drv_state, drv_active);
+
 	if (!ha->flags.nic_core_reset_owner) {
 		ql_dbg(ql_dbg_p3p, vha, 0xb0c3,
 		    "%s(%ld): reset acknowledged\n",
@@ -1580,23 +1589,15 @@ qla8044_need_reset_handler(struct scsi_qla_host *vha)
 
 			dev_state = qla8044_rd_direct(vha,
 					QLA8044_CRB_DEV_STATE_INDEX);
-		} while (dev_state == QLA8XXX_DEV_NEED_RESET);
+		} while (((drv_state & drv_active) != drv_active) &&
+		    (dev_state == QLA8XXX_DEV_NEED_RESET));
 	} else {
 		qla8044_set_rst_ready(vha);
 
 		/* wait for 10 seconds for reset ack from all functions */
 		reset_timeout = jiffies + (ha->fcoe_reset_timeout * HZ);
 
-		drv_state = qla8044_rd_direct(vha,
-		    QLA8044_CRB_DRV_STATE_INDEX);
-		drv_active = qla8044_rd_direct(vha,
-		    QLA8044_CRB_DRV_ACTIVE_INDEX);
-
-		ql_log(ql_log_info, vha, 0xb0c5,
-		    "%s(%ld): drv_state = 0x%x, drv_active = 0x%x\n",
-		    __func__, vha->host_no, drv_state, drv_active);
-
-		while (drv_state != drv_active) {
+		while ((drv_state & drv_active) != drv_active) {
 			if (time_after_eq(jiffies, reset_timeout)) {
 				ql_log(ql_log_info, vha, 0xb0c6,
 				    "%s: RESET TIMEOUT!"
-- 
1.7.7


  parent reply	other threads:[~2013-10-30  8:11 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-10-30  7:38 [PATCH 00/22] qla2xxx: Patches for 3.13 scsi "misc" branch Saurav Kashyap
2013-10-30  7:38 ` [PATCH 01/22] qla2xxx: Print proper QLAFX00 product name at probe Saurav Kashyap
2013-10-30  7:38 ` [PATCH 02/22] qla2xxx: Honor execute firmware failures Saurav Kashyap
2013-10-30  7:38 ` [PATCH 03/22] qla2xxx: Disable INTx interrupt for ISP82XX Saurav Kashyap
2013-10-30  7:38 ` [PATCH 04/22] qla2xxx: Correctly set mailboxes for extended init control block Saurav Kashyap
2013-10-30  7:38 ` [PATCH 05/22] qla2xxx: Add BPM support for ISP25xx Saurav Kashyap
2013-10-30  7:38 ` Saurav Kashyap [this message]
2013-10-30  7:38 ` [PATCH 07/22] Revert "qla2xxx: Ramp down queue depth for attached SCSI devices when driver resources are low." Saurav Kashyap
2013-10-30  7:38 ` [PATCH 08/22] qla2xxx: Refactor shutdown code so some functionality can be reused Saurav Kashyap
2013-10-30  7:38 ` [PATCH 09/22] qla2xxx: Disable adapter when we encounter a PCI disconnect Saurav Kashyap
2013-10-30  7:38 ` [PATCH 10/22] qla2xxx: Fix issue with not displaying node name after system reboot Saurav Kashyap
2013-10-30  7:38 ` [PATCH 11/22] qla2xxx: Add BSG interface for read/write serdes register Saurav Kashyap
2013-10-30  7:38 ` [PATCH 12/22] qla2xxx: Fix undefined behavior in call to snprintf() Saurav Kashyap
2013-10-30  7:38 ` [PATCH 13/22] qla2xxx: Clear RISC INT reg only for an event and not always while polling Saurav Kashyap
2013-10-30  7:38 ` [PATCH 14/22] qla2xxx: Add logic to abort BSG commands for ISPFX00 Saurav Kashyap
2013-10-30  7:38 ` [PATCH 15/22] qla2xxx: Add changes to obtain ISPFX00 adapters product information in accordance with firmware update Saurav Kashyap
2013-10-30  7:38 ` [PATCH 16/22] qla2xxx: Use the correct mailbox registers when acknowledging an IDC request on ISP8044 Saurav Kashyap
2013-10-30  7:38 ` [PATCH 17/22] qla2xxx: Use scnprintf() instead of snprintf() in the sysfs handlers Saurav Kashyap
2013-10-30  7:38 ` [PATCH 18/22] qla2xxx: Only complete dcbx_comp and lb_portup_comp for virtual port index 0 Saurav Kashyap
2013-10-30  7:38 ` [PATCH 19/22] qla2xxx: Reset nic_core_reset_owner on moving from COLD to READY for ISP8044 Saurav Kashyap
2013-10-30  7:38 ` [PATCH 20/22] qla2xxx: Replace a constant with a macro definition for host->canqueue assigmnment Saurav Kashyap
2013-10-30  7:38 ` [PATCH 21/22] qla2xxx: Adding MAINTAINERS for qla2xxx FC-SCSI driver Saurav Kashyap
2013-10-30  7:38 ` [PATCH 22/22] qla2xxx: Update the driver version to 8.06.00.12-k Saurav Kashyap

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1383118709-5569-7-git-send-email-saurav.kashyap@qlogic.com \
    --to=saurav.kashyap@qlogic.com \
    --cc=andrew.vasquez@qlogic.com \
    --cc=giridhar.malavali@qlogic.com \
    --cc=jbottomley@parallels.com \
    --cc=linux-scsi@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).