[PATCH] MIPS: process: Fix no previous prototype warning

[Jinyang He]

unwind_stack_by_address and unwind_stack need <asm/stacktrace.h>.
arch_align_stack needs <asm/exec.h>

link: https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx/thread/ZPL2RRA6RZKRQZI5IGOVLFXN2GVZBN3L/
Fixes: ("MIPS: process: Remove unnecessary headers inclusion")
Reported-by: kernel test robot <lkp@xxxxxxxxx>
Signed-off-by: Jinyang He <hejinyang@xxxxxxxxxxx>
---
 arch/mips/kernel/process.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/mips/kernel/process.c b/arch/mips/kernel/process.c
index 0c5bc06..2e591df 100644
--- a/arch/mips/kernel/process.c
+++ b/arch/mips/kernel/process.c
@@ -26,6 +26,7 @@
 #include <asm/asm.h>
 #include <asm/dsemul.h>
 #include <asm/dsp.h>
+#include <asm/exec.h>
 #include <asm/fpu.h>
 #include <asm/inst.h>
 #include <asm/irq.h>
@@ -36,6 +37,7 @@
 #include <asm/mipsregs.h>
 #include <asm/processor.h>
 #include <asm/reg.h>
+#include <asm/stacktrace.h>
 
 #ifdef CONFIG_HOTPLUG_CPU
 void arch_cpu_idle_dead(void)
-- 
2.1.0