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David Daney
7281a8db19
So far this was tested with host running KVM using MIPS-VZ (on Cavium Octeon3). A paravirtualized mips kernel was used for the guest. Signed-off-by: David Daney <david.daney@cavium.com> Signed-off-by: Andreas Herrmann <andreas.herrmann@caviumnetworks.com> Signed-off-by: Pekka Enberg <penberg@kernel.org>
21 lines
438 B
C
21 lines
438 B
C
#ifndef _KVM_BARRIER_H_
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#define _KVM_BARRIER_H_
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#define barrier() asm volatile("": : :"memory")
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#define mb() asm volatile (".set push\n\t.set mips2\n\tsync\n\t.set pop": : :"memory")
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#define rmb() mb()
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#define wmb() mb()
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#ifdef CONFIG_SMP
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#define smp_mb() mb()
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#define smp_rmb() rmb()
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#define smp_wmb() wmb()
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#else
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#define smp_mb() barrier()
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#define smp_rmb() barrier()
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#define smp_wmb() barrier()
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#endif
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#endif /* _KVM_BARRIER_H_ */
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