[PATCH 2/2] powerpc: Print esr register when hitting Program Interrupt

From: Xiongwei Song
Date: Thu Apr 22 2021 - 11:11:24 EST


From: Xiongwei Song <sxwjean@xxxxxxxxx>

The esr register has the details of Program Interrupt on BookE/4xx cpus,
printing its value is helpful.

Signed-off-by: Xiongwei Song <sxwjean@xxxxxxxxx>
---
arch/powerpc/kernel/process.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index 5c3830837f3a..664aecf8ee2e 100644
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -1459,6 +1459,7 @@ static bool interrupt_detail_printable(int trap)
case INTERRUPT_MACHINE_CHECK:
case INTERRUPT_DATA_STORAGE:
case INTERRUPT_ALIGNMENT:
+ case INTERRUPT_PROGRAM:
return true;
default:
return false;
--
2.17.1