diff mbox series

[v2,2/5] xive: Do not return a trigger page for an escalation interrupt

Message ID 20171212052255.17214-2-benh@kernel.crashing.org
State Accepted
Headers show
Series [v2,1/5] xive: Mark a freed IRQ's IVE as valid and masked | expand

Commit Message

Benjamin Herrenschmidt Dec. 12, 2017, 5:22 a.m. UTC 
This is bogus, we don't support them. (Thankfully the callers
didn't actually try to use this on escalation interrupts).

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Tested-by: Oliver O'Halloran <oohall@gmail.com>
---
 hw/xive.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/hw/xive.c b/hw/xive.c
index 364be549..76939b79 100644
--- a/hw/xive.c
+++ b/hw/xive.c
@@ -2111,8 +2111,8 @@  void *xive_get_trigger_port(uint32_t girq)
 		return NULL;
 
 	if (GIRQ_IS_ESCALATION(girq)) {
-		/* Page 2 of the EQ MMIO space is the escalate irq */
-		return x->eq_mmio + idx * 0x20000 + 0x10000;
+		/* There is no trigger page for escalation interrupts */
+		return NULL;
 	} else {
 		/* Make sure it's an IPI on that chip */
 		if (girq < x->int_base ||