[PATCH] powerpc: Don't continue with PCI Error recovery if slot reset failed.

238-eeh-stop-if-reset_failed.patch

If the firmware is unable to reset the PCI slot for some reason, then
don't attempt any further recovery steps after that point.  Instead,
mark the device as permanently failed.

Signed-off-by: Linas Vepstas <linas@austin.ibm.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>
(cherry picked from e06b942521eb2cdaf232726f45a820d5837acb12 commit)

1 files changed, 3 insertions, 1 deletions

diff --git a/include/asm-powerpc/ppc-pci.h b/include/asm-powerpc/ppc-pci.h
index 4820b368bf15..1a2db61694f2 100644
--- a/include/asm-powerpc/ppc-pci.h
+++ b/include/asm-powerpc/ppc-pci.h
@@ -76,8 +76,10 @@ void eeh_slot_error_detail (struct pci_dn *pdn, int severity);
  * does this by asserting the PCI #RST line for 1/8th of
  * a second; this routine will sleep while the adapter is
  * being reset.
+ *
+ * Returns a non-zero value if the reset failed.
  */
-void rtas_set_slot_reset (struct pci_dn *);
+int rtas_set_slot_reset (struct pci_dn *);
 
 /** 
  * eeh_restore_bars - Restore device configuration info.