From 230c77a5e92a29bf21e98ee35e22b0537f61c55b Mon Sep 17 00:00:00 2001 From: Guo Ren Date: Sun, 9 Dec 2018 14:29:59 +0800 Subject: csky: basic ftrace supported When gcc with -pg, it'll add _mcount stub in every function. We need implement the _mcount in kernel and ftrace depends on stackstrace. To do: call-graph, dynamic ftrace Signed-off-by: Guo Ren --- arch/csky/Kconfig | 1 + 1 file changed, 1 insertion(+) (limited to 'arch/csky/Kconfig') diff --git a/arch/csky/Kconfig b/arch/csky/Kconfig index 65804d1628a8..0b9a290c0157 100644 --- a/arch/csky/Kconfig +++ b/arch/csky/Kconfig @@ -29,6 +29,7 @@ config CSKY select GENERIC_SCHED_CLOCK select GENERIC_SMP_IDLE_THREAD select HAVE_ARCH_TRACEHOOK + select HAVE_FUNCTION_TRACER select HAVE_GENERIC_DMA_COHERENT select HAVE_KERNEL_GZIP select HAVE_KERNEL_LZO -- cgit v1.2.3-59-g8ed1b