From: James Smart <James.Smart@Emulex.Com>
To: linux-scsi@vger.kernel.org
Subject: [PATCH 12/15] lpfc 8.1.7 : Correct the wait in attachment that delays for topology discovery
Date: Thu, 06 Jul 2006 15:50:36 -0400 [thread overview]
Message-ID: <1152215436.23158.29.camel@localhost.localdomain> (raw)
Correct the wait in attachment that delays for topology discovery
Signed-off-by: James Smart <James.Smart@emulex.com>
diff -upNr a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
--- a/drivers/scsi/lpfc/lpfc_init.c 2006-07-06 14:50:59.000000000 -0400
+++ b/drivers/scsi/lpfc/lpfc_init.c 2006-07-06 15:01:03.000000000 -0400
@@ -405,19 +405,26 @@ lpfc_config_port_post(struct lpfc_hba *
}
/* MBOX buffer will be freed in mbox compl */
- i = 0;
+ return (0);
+}
+
+static int
+lpfc_discovery_wait(struct lpfc_hba *phba)
+{
+ int i = 0;
+
while ((phba->hba_state != LPFC_HBA_READY) ||
(phba->num_disc_nodes) || (phba->fc_prli_sent) ||
((phba->fc_map_cnt == 0) && (i<2)) ||
- (psli->sli_flag & LPFC_SLI_MBOX_ACTIVE)) {
+ (phba->sli.sli_flag & LPFC_SLI_MBOX_ACTIVE)) {
/* Check every second for 30 retries. */
i++;
if (i > 30) {
- break;
+ return -ETIMEDOUT;
}
if ((i >= 15) && (phba->hba_state <= LPFC_LINK_DOWN)) {
/* The link is down. Set linkdown timeout */
- break;
+ return -ETIMEDOUT;
}
/* Delay for 1 second to give discovery time to complete. */
@@ -425,12 +432,7 @@ lpfc_config_port_post(struct lpfc_hba *
}
- /* Since num_disc_nodes keys off of PLOGI, delay a bit to let
- * any potential PRLIs to flush thru the SLI sub-system.
- */
- msleep(50);
-
- return (0);
+ return 0;
}
/************************************************************************/
@@ -1649,6 +1651,8 @@ lpfc_pci_probe_one(struct pci_dev *pdev,
goto out_free_irq;
}
+ lpfc_discovery_wait(phba);
+
if (phba->cfg_poll & DISABLE_FCP_RING_INT) {
spin_lock_irq(phba->host->host_lock);
lpfc_poll_start_timer(phba);
reply other threads:[~2006-07-06 19:50 UTC|newest]
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