diff mbox series

[kvm-unit-tests,v2,4/5] lib: s390x: Print if a pgm happened while in SIE

Message ID 20210706121757.24070-5-frankja@linux.ibm.com (mailing list archive)
State New, archived
Headers show
Series s390x: sie and uv cleanups | expand

Commit Message

Janosch Frank July 6, 2021, 12:17 p.m. UTC 
For debugging it helps if you know if the PGM happened while being in
SIE or not.

Signed-off-by: Janosch Frank <frankja@linux.ibm.com>
---
 lib/s390x/interrupt.c | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

Comments

Cornelia Huck July 6, 2021, 1 p.m. UTC | #1 
On Tue, Jul 06 2021, Janosch Frank <frankja@linux.ibm.com> wrote:

> For debugging it helps if you know if the PGM happened while being in
> SIE or not.
>
> Signed-off-by: Janosch Frank <frankja@linux.ibm.com>
> ---
>  lib/s390x/interrupt.c | 11 ++++++++---
>  1 file changed, 8 insertions(+), 3 deletions(-)

Reviewed-by: Cornelia Huck <cohuck@redhat.com>
diff mbox series

Patch

diff --git a/lib/s390x/interrupt.c b/lib/s390x/interrupt.c
index b627942..109f290 100644
--- a/lib/s390x/interrupt.c
+++ b/lib/s390x/interrupt.c
@@ -141,10 +141,15 @@  static void print_int_regs(struct stack_frame_int *stack)
 static void print_pgm_info(struct stack_frame_int *stack)
 
 {
+	bool in_sie;
+
+	in_sie = (lc->pgm_old_psw.addr >= (uintptr_t)sie_entry &&
+		  lc->pgm_old_psw.addr <= (uintptr_t)sie_exit);
+
 	printf("\n");
-	printf("Unexpected program interrupt: %d on cpu %d at %#lx, ilen %d\n",
-	       lc->pgm_int_code, stap(), lc->pgm_old_psw.addr,
-	       lc->pgm_int_id);
+	printf("Unexpected program interrupt %s: %d on cpu %d at %#lx, ilen %d\n",
+	       in_sie ? "in SIE" : "",
+	       lc->pgm_int_code, stap(), lc->pgm_old_psw.addr, lc->pgm_int_id);
 	print_int_regs(stack);
 	dump_stack();
 	report_summary();