On 16/12/2023 14.42, Nicholas Piggin wrote:
Installing the same handler twice reports a shifted trap vector
address which is hard to decipher. Print the unshifed address.
Signed-off-by: Nicholas Piggin <npiggin@xxxxxxxxx>
---
lib/powerpc/processor.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/lib/powerpc/processor.c b/lib/powerpc/processor.c
index aaf45b68..b4cd5b4c 100644
--- a/lib/powerpc/processor.c
+++ b/lib/powerpc/processor.c
@@ -26,7 +26,7 @@ void handle_exception(int trap, void (*func)(struct pt_regs *, void *),
trap >>= 8;
You only change this to >>= 5 in the next patch...
if (func && handlers[trap].func) {
- printf("exception handler installed twice %#x\n", trap);
+ printf("exception handler installed twice %#x\n", trap << 5);
... so I think you should move this patch here after the next one.
Thomas
abort();
}
handlers[trap].func = func;
