linux/arch/mips/vdso/sigreturn.S
Corey Minyard 866b6a89c6 MIPS: Add DWARF unwinding to assembly
This will allow kdump dumps to work correclty with MIPS and
future DWARF unwinding of the stack to give accurate tracebacks.

Signed-off-by: Corey Minyard <cminyard@mvista.com>
Cc: linux-mips@linux-mips.org
Cc: linux-kernel@vger.kernel.org
Patchwork: https://patchwork.linux-mips.org/patch/16990/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2017-09-06 11:01:52 +02:00

40 lines
748 B
ArmAsm

/*
* Copyright (C) 2015 Imagination Technologies
* Author: Alex Smith <alex.smith@imgtec.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*/
#include "vdso.h"
#include <uapi/asm/unistd.h>
#include <asm/regdef.h>
#include <asm/asm.h>
.section .text
.cfi_sections .debug_frame
LEAF(__vdso_rt_sigreturn)
.cfi_signal_frame
li v0, __NR_rt_sigreturn
syscall
END(__vdso_rt_sigreturn)
#if _MIPS_SIM == _MIPS_SIM_ABI32
LEAF(__vdso_sigreturn)
.cfi_signal_frame
li v0, __NR_sigreturn
syscall
END(__vdso_sigreturn)
#endif