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edb5b700f9
Define the expected architecture specific exit reason for a successful ucall so that common tests can assert that a ucall occurred without the test needing to implement arch specific code. Suggested-by: Andrew Jones <ajones@ventanamicro.com> Reviewed-by: Andrew Jones <ajones@ventanamicro.com> Link: https://lore.kernel.org/r/20230731203026.1192091-3-seanjc@google.com Signed-off-by: Sean Christopherson <seanjc@google.com>
21 lines
460 B
C
21 lines
460 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
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#ifndef SELFTEST_KVM_UCALL_H
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#define SELFTEST_KVM_UCALL_H
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#include "kvm_util_base.h"
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#define UCALL_EXIT_REASON KVM_EXIT_MMIO
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/*
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* ucall_exit_mmio_addr holds per-VM values (global data is duplicated by each
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* VM), it must not be accessed from host code.
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*/
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extern vm_vaddr_t *ucall_exit_mmio_addr;
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static inline void ucall_arch_do_ucall(vm_vaddr_t uc)
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{
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WRITE_ONCE(*ucall_exit_mmio_addr, uc);
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}
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#endif
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