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[SCSI] lpfc 8.1.7 : Fix race condition between lpfc_sli_issue_mbox and lpfc_online

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Fix race condition between lpfc_sli_issue_mbox and lpfc_online

Signed-off-by: James Smart <James.Smart@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
This commit is contained in:
James Smart 2006-08-01 07:33:52 -04:00 committed by James Bottomley
parent a309a6b6e6
commit 1c067a4241
1 changed files with 7 additions and 3 deletions
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10
drivers/scsi/lpfc/lpfc_sli.c
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@ -1711,15 +1711,13 @@ lpfc_sli_brdreset(struct lpfc_hba * phba)
phba->fc_myDID = 0;
phba->fc_prevDID = 0;
psli->sli_flag = 0;
/* Turn off parity checking and serr during the physical reset */
pci_read_config_word(phba->pcidev, PCI_COMMAND, &cfg_value);
pci_write_config_word(phba->pcidev, PCI_COMMAND,
(cfg_value &
~(PCI_COMMAND_PARITY | PCI_COMMAND_SERR)));
psli->sli_flag &= ~LPFC_SLI2_ACTIVE;
psli->sli_flag &= ~(LPFC_SLI2_ACTIVE | LPFC_PROCESS_LA);
/* Now toggle INITFF bit in the Host Control Register */
writel(HC_INITFF, phba->HCregaddr);
mdelay(1);
@ -1905,6 +1903,9 @@ lpfc_sli_hba_setup(struct lpfc_hba * phba)
}
while (resetcount < 2 && !done) {
spin_lock_irq(phba->host->host_lock);
phba->sli.sli_flag |= LPFC_SLI_MBOX_ACTIVE;
spin_unlock_irq(phba->host->host_lock);
phba->hba_state = LPFC_STATE_UNKNOWN;
lpfc_sli_brdrestart(phba);
msleep(2500);
@ -1912,6 +1913,9 @@ lpfc_sli_hba_setup(struct lpfc_hba * phba)
if (rc)
break;
spin_lock_irq(phba->host->host_lock);
phba->sli.sli_flag &= ~LPFC_SLI_MBOX_ACTIVE;
spin_unlock_irq(phba->host->host_lock);
resetcount++;
/* Call pre CONFIG_PORT mailbox command initialization. A value of 0