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[POWERPC] EEH: Report errors as soon as possible

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Do not wait for the pci slot status before reporting an error
to the device driver. Some systems may take many seconds to
report the slot status, and this can confuse unsuspecting
device drivers.

Signed-off-by: Linas Vepstas <linas@austin.ibm.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>
This commit is contained in:
Linas Vepstas 2007-11-16 05:58:36 +11:00 committed by Paul Mackerras
parent c9b65a7da6
commit 5f1a7c811b
1 changed files with 8 additions and 7 deletions
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15
arch/powerpc/platforms/pseries/eeh_driver.c
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@ -354,13 +354,6 @@ struct pci_dn * handle_eeh_events (struct eeh_event *event)
if (frozen_pdn->eeh_freeze_count > EEH_MAX_ALLOWED_FREEZES)
goto excess_failures;
/* Get the current PCI slot state. */
rc = eeh_wait_for_slot_status (frozen_pdn, MAX_WAIT_FOR_RECOVERY*1000);
if (rc < 0) {
printk(KERN_WARNING "EEH: Permanent failure\n");
goto hard_fail;
}
printk(KERN_WARNING
"EEH: This PCI device has failed %d times in the last hour:\n",
frozen_pdn->eeh_freeze_count);
@ -376,6 +369,14 @@ struct pci_dn * handle_eeh_events (struct eeh_event *event)
*/
pci_walk_bus(frozen_bus, eeh_report_error, &result);
/* Get the current PCI slot state. This can take a long time,
* sometimes over 3 seconds for certain systems. */
rc = eeh_wait_for_slot_status (frozen_pdn, MAX_WAIT_FOR_RECOVERY*1000);
if (rc < 0) {
printk(KERN_WARNING "EEH: Permanent failure\n");
goto hard_fail;
}
/* Since rtas may enable MMIO when posting the error log,
* don't post the error log until after all dev drivers
* have been informed.