powerpc/eeh: Tag reset state for user owned PE
PE would be owned by userland, which probably request PE reset
done in host side. During the reset, we should drop the PCI
config accesses to the PE with help of flag EEH_PE_RESET.
Signed-off-by: Gavin Shan <gwshan@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
diff --git a/arch/powerpc/kernel/eeh.c b/arch/powerpc/kernel/eeh.c
index eb266f4..6936908 100644
--- a/arch/powerpc/kernel/eeh.c
+++ b/arch/powerpc/kernel/eeh.c
@@ -1463,6 +1463,7 @@
switch (option) {
case EEH_RESET_DEACTIVATE:
ret = eeh_ops->reset(pe, option);
+ eeh_pe_state_clear(pe, EEH_PE_RESET);
if (ret)
break;
@@ -1477,6 +1478,7 @@
*/
eeh_ops->set_option(pe, EEH_OPT_FREEZE_PE);
+ eeh_pe_state_mark(pe, EEH_PE_RESET);
ret = eeh_ops->reset(pe, option);
break;
default: