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18 lines
433 B
C
18 lines
433 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _ASM_IA64_MMIOWB_H
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#define _ASM_IA64_MMIOWB_H
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/**
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* mmiowb - I/O write barrier
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*
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* Ensure ordering of I/O space writes. This will make sure that writes
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* following the barrier will arrive after all previous writes. For most
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* ia64 platforms, this is a simple 'mf.a' instruction.
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*/
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#define mmiowb() ia64_mfa()
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#include <asm-generic/mmiowb.h>
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#endif /* _ASM_IA64_MMIOWB_H */
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