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-rw-r--r--arch/powerpc/platforms/pseries/xics.c18
1 files changed, 7 insertions, 11 deletions
diff --git a/arch/powerpc/platforms/pseries/xics.c b/arch/powerpc/platforms/pseries/xics.c
index 0bb553331f4..165234d2599 100644
--- a/arch/powerpc/platforms/pseries/xics.c
+++ b/arch/powerpc/platforms/pseries/xics.c
@@ -757,25 +757,21 @@ void xics_teardown_cpu(void)
void xics_kexec_teardown_cpu(int secondary)
{
- unsigned int ipi;
- struct irq_desc *desc;
-
xics_teardown_cpu();
/*
- * we need to EOI the IPI
+ * we take the ipi irq but and never return so we
+ * need to EOI the IPI, but want to leave our priority 0
*
- * probably need to check all the other interrupts too
+ * should we check all the other interrupts too?
* should we be flagging idle loop instead?
* or creating some task to be scheduled?
*/
- ipi = irq_find_mapping(xics_host, XICS_IPI);
- if (ipi == XICS_IRQ_SPURIOUS)
- return;
- desc = get_irq_desc(ipi);
- if (desc->chip && desc->chip->eoi)
- desc->chip->eoi(ipi);
+ if (firmware_has_feature(FW_FEATURE_LPAR))
+ lpar_xirr_info_set((0x00 << 24) | XICS_IPI);
+ else
+ direct_xirr_info_set((0x00 << 24) | XICS_IPI);
/*
* Some machines need to have at least one cpu in the GIQ,