Commit 8b14d3ef authored May 11, 2020 by Kefeng Wang Committed by Greg Kroah-Hartman Jun 03, 2020

riscv: stacktrace: Fix undefined reference to `walk_stackframe'



[ Upstream commit 0502bee37cdef755d63eee60236562e5605e2480 ]

Drop static declaration to fix following build error if FRAME_POINTER disabled,
  riscv64-linux-ld: arch/riscv/kernel/perf_callchain.o: in function `.L0':
  perf_callchain.c:(.text+0x2b8): undefined reference to `walk_stackframe'

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

parent 7a855b4d

arch/riscv/kernel/stacktrace.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -75,7 +75,7 @@ static void notrace walk_stackframe(struct task_struct *task,

		#else /* !CONFIG_FRAME_POINTER */

		static void notrace walk_stackframe(struct task_struct *task,
		void notrace walk_stackframe(struct task_struct *task,
		struct pt_regs regs, bool (fn)(unsigned long, void ), void arg)
		{
		unsigned long sp, pc;