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Diffstat (limited to 'arch/riscv/kernel/vdso/gettimeofday.S')
-rw-r--r--arch/riscv/kernel/vdso/gettimeofday.S26
1 files changed, 26 insertions, 0 deletions
diff --git a/arch/riscv/kernel/vdso/gettimeofday.S b/arch/riscv/kernel/vdso/gettimeofday.S
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+++ b/arch/riscv/kernel/vdso/gettimeofday.S
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+/*
+ * Copyright (C) 2017 SiFive
+ *
+ *   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, version 2.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *   GNU General Public License for more details.
+ */
+
+#include <linux/linkage.h>
+#include <asm/unistd.h>
+
+	.text
+/* int __vdso_gettimeofday(struct timeval *tv, struct timezone *tz); */
+ENTRY(__vdso_gettimeofday)
+	.cfi_startproc
+	/* For now, just do the syscall. */
+	li a7, __NR_gettimeofday
+	ecall
+	ret
+	.cfi_endproc
+ENDPROC(__vdso_gettimeofday)