From f00a4a09f4c3e5ac2580d8588a01f473fea0e554 Mon Sep 17 00:00:00 2001 From: Mark Rutland Date: Thu, 3 Nov 2016 20:23:07 +0000 Subject: [PATCH] UPSTREAM: arm64: unexport walk_stackframe The walk_stackframe functions is architecture-specific, with a varying prototype, and common code should not use it directly. None of its current users can be built as modules. With THREAD_INFO_IN_TASK, users will also need to hold a stack reference before calling it. There's no reason for it to be exported, and it's very easy to misuse, so unexport it for now. Signed-off-by: Mark Rutland Cc: Will Deacon Signed-off-by: Catalin Marinas Bug: 38331309 Change-Id: Ibe0dca36cc7d35f92c6bc13b373755d82f0eb9ef (cherry picked from commit 2020a5ae7c8c2c8504565004915017507b135c63) Signed-off-by: Zubin Mithra --- arch/arm64/kernel/stacktrace.c | 1 - 1 file changed, 1 deletion(-) diff --git a/arch/arm64/kernel/stacktrace.c b/arch/arm64/kernel/stacktrace.c index d4606014b48a..191cc6cd3b59 100644 --- a/arch/arm64/kernel/stacktrace.c +++ b/arch/arm64/kernel/stacktrace.c @@ -126,7 +126,6 @@ void notrace walk_stackframe(struct task_struct *tsk, struct stackframe *frame, break; } } -EXPORT_SYMBOL(walk_stackframe); #ifdef CONFIG_STACKTRACE struct stack_trace_data {