From 23be82f0deb8ce02fbb94d9baac7c2434d5e217e Mon Sep 17 00:00:00 2001
From: Heiko Carstens <hca@linux.ibm.com>
Date: Mon, 27 Mar 2023 11:37:25 +0200
Subject: [PATCH] s390/stacktrace: remove call_on_stack_noreturn()
There is no user left of call_on_stack_noreturn() - remove it.
Reviewed-by: Vasily Gorbik <gor@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
---
arch/s390/include/asm/stacktrace.h | 13 -------------
1 file changed, 13 deletions(-)
diff --git a/arch/s390/include/asm/stacktrace.h b/arch/s390/include/asm/stacktrace.h
index 1802be5abb5dc..25e833cd883c2 100644
--- a/arch/s390/include/asm/stacktrace.h
+++ b/arch/s390/include/asm/stacktrace.h
@@ -189,17 +189,4 @@ static __always_inline unsigned long get_stack_pointer(struct task_struct *task,
(rettype)r2; \
})
-#define call_on_stack_noreturn(fn, stack) \
-({ \
- void (*__fn)(void) = fn; \
- \
- asm volatile( \
- " la 15,0(%[_stack])\n" \
- " xc %[_bc](8,15),%[_bc](15)\n" \
- " brasl 14,%[_fn]\n" \
- ::[_bc] "i" (offsetof(struct stack_frame, back_chain)), \
- [_stack] "a" (stack), [_fn] "X" (__fn)); \
- BUG(); \
-})
-
#endif /* _ASM_S390_STACKTRACE_H */
--
GitLab