[RFC 5/6] arm64: sleep: Add stack frame setup for __cpu_supsend_enter

[Raphael Gault]

Annotate cpu_resume and _cpu_resume to silence objtool warning
about non-standard stack frame.

Signed-off-by: Raphael Gault <raphael.ga...@arm.com>
---
 arch/arm64/kernel/sleep.S | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/arm64/kernel/sleep.S b/arch/arm64/kernel/sleep.S
index 3e53ffa07994..eb434525fe82 100644
--- a/arch/arm64/kernel/sleep.S
+++ b/arch/arm64/kernel/sleep.S
@@ -90,6 +90,7 @@ ENTRY(__cpu_suspend_enter)
        str     x0, [x1]
        add     x0, x0, #SLEEP_STACK_DATA_SYSTEM_REGS
        stp     x29, lr, [sp, #-16]!
+       mov     x29, sp
        bl      cpu_do_suspend
        ldp     x29, lr, [sp], #16
        mov     x0, #1
@@ -146,3 +147,6 @@ ENTRY(_cpu_resume)
        mov     x0, #0
        ret
 ENDPROC(_cpu_resume)
+
+       asm_stack_frame_non_standard cpu_resume
+       asm_stack_frame_non_standard _cpu_resume
-- 
2.17.1