renegade-project/linux-next
2
0
Fork 0
mirror of https://github.com/edk2-porting/linux-next.git synced 2024-12-23 04:34:11 +08:00
Code

[POWERPC] pseries: Print PCI slot location code on failure

Browse Source 
The PCI error recovery code will printk diagnostic info when
a PCI error event occurs. Change the messages to include the slot
location code, which is how most sysadmins will know the device.

Signed-off-by: Linas Vepstas <linas@austin.ibm.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>
This commit is contained in:
Linas Vepstas 2006-06-19 15:07:40 -05:00 committed by Paul Mackerras
parent 379507181a
commit 0aa8d15b01
1 changed files with 22 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

35
arch/powerpc/platforms/pseries/eeh_driver.c
View File

@ -261,16 +261,22 @@ struct pci_dn * handle_eeh_events (struct eeh_event *event)
struct pci_bus *frozen_bus;
int rc = 0;
enum pci_ers_result result = PCI_ERS_RESULT_NONE;
const char *pci_str, *drv_str;
const char *location, *pci_str, *drv_str;
frozen_dn = find_device_pe(event->dn);
frozen_bus = pcibios_find_pci_bus(frozen_dn);
if (!frozen_dn) {
printk(KERN_ERR "EEH: Error: Cannot find partition endpoint for %s\n",
pci_name(event->dev));
location = (char *) get_property(event->dn, "ibm,loc-code", NULL);
location = location ? location : "unknown";
printk(KERN_ERR "EEH: Error: Cannot find partition endpoint "
"for location=%s pci addr=%s\n",
location, pci_name(event->dev));
return NULL;
}
location = (char *) get_property(frozen_dn, "ibm,loc-code", NULL);
location = location ? location : "unknown";
/* There are two different styles for coming up with the PE.
* In the old style, it was the highest EEH-capable device
@ -282,8 +288,9 @@ struct pci_dn * handle_eeh_events (struct eeh_event *event)
frozen_bus = pcibios_find_pci_bus (frozen_dn->parent);
if (!frozen_bus) {
printk(KERN_ERR "EEH: Cannot find PCI bus for %s\n",
frozen_dn->full_name);
printk(KERN_ERR "EEH: Cannot find PCI bus "
"for location=%s dn=%s\n",
location, frozen_dn->full_name);
return NULL;
}
@ -318,8 +325,9 @@ struct pci_dn * handle_eeh_events (struct eeh_event *event)
eeh_slot_error_detail(frozen_pdn, 1 /* Temporary Error */);
printk(KERN_WARNING
"EEH: This PCI device has failed %d times since last reboot: %s - %s\n",
frozen_pdn->eeh_freeze_count, drv_str, pci_str);
"EEH: This PCI device has failed %d times since last reboot: "
"location=%s driver=%s pci addr=%s\n",
frozen_pdn->eeh_freeze_count, location, drv_str, pci_str);
/* Walk the various device drivers attached to this slot through
* a reset sequence, giving each an opportunity to do what it needs
@ -368,17 +376,18 @@ excess_failures:
* due to actual, failed cards.
*/
printk(KERN_ERR
"EEH: PCI device %s - %s has failed %d times \n"
"and has been permanently disabled. Please try reseating\n"
"this device or replacing it.\n",
drv_str, pci_str, frozen_pdn->eeh_freeze_count);
"EEH: PCI device at location=%s driver=%s pci addr=%s \n"
"has failed %d times and has been permanently disabled. \n"
"Please try reseating this device or replacing it.\n",
location, drv_str, pci_str, frozen_pdn->eeh_freeze_count);
goto perm_error;
hard_fail:
printk(KERN_ERR
"EEH: Unable to recover from failure of PCI device %s - %s\n"
"EEH: Unable to recover from failure of PCI device "
"at location=%s driver=%s pci addr=%s \n"
"Please try reseating this device or replacing it.\n",
drv_str, pci_str);
location, drv_str, pci_str);
perm_error:
eeh_slot_error_detail(frozen_pdn, 2 /* Permanent Error */);