/*
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* Copyright (C) 2017 SiFive
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation, version 2.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <linux/linkage.h>
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#include <asm/unistd.h>
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.text
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/* int __vdso_flush_icache(void *start, void *end, unsigned long flags); */
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ENTRY(__vdso_flush_icache)
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.cfi_startproc
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#ifdef CONFIG_SMP
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li a7, __NR_riscv_flush_icache
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ecall
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#else
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fence.i
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li a0, 0
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#endif
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ret
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.cfi_endproc
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ENDPROC(__vdso_flush_icache)
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