diff options
Diffstat (limited to 'arch/s390/kernel/vdso32/gettimeofday.S')
| -rw-r--r-- | arch/s390/kernel/vdso32/gettimeofday.S | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/arch/s390/kernel/vdso32/gettimeofday.S b/arch/s390/kernel/vdso32/gettimeofday.S index 63b86dceb0bf..3c0db0fa6ad9 100644 --- a/arch/s390/kernel/vdso32/gettimeofday.S +++ b/arch/s390/kernel/vdso32/gettimeofday.S @@ -1,25 +1,25 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * Userland implementation of gettimeofday() for 32 bits processes in a * s390 kernel for use in the vDSO * * Copyright IBM Corp. 2008 * Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License (version 2 only) - * as published by the Free Software Foundation. */ #include <asm/vdso.h> #include <asm/asm-offsets.h> #include <asm/unistd.h> +#include <asm/dwarf.h> .text .align 4 .globl __kernel_gettimeofday .type __kernel_gettimeofday,@function __kernel_gettimeofday: - .cfi_startproc + CFI_STARTPROC ahi %r15,-16 + CFI_ADJUST_CFA_OFFSET 16 + CFI_VAL_OFFSET 15, -160 basr %r5,0 0: al %r5,13f-0b(%r5) /* get &_vdso_data */ 1: ltr %r3,%r3 /* check if tz is NULL */ @@ -92,9 +92,11 @@ __kernel_gettimeofday: st %r0,4(%r2) /* store tv->tv_usec */ 10: slr %r2,%r2 ahi %r15,16 + CFI_ADJUST_CFA_OFFSET -16 + CFI_RESTORE 15 br %r14 + CFI_ENDPROC 11: .long 1000000000 12: .long 274877907 13: .long _vdso_data - 0b - .cfi_endproc .size __kernel_gettimeofday,.-__kernel_gettimeofday |