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KVM: add kvm_{test,clear}_request to replace {test,clear}_bit

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Users were expected to use kvm_check_request() for testing and clearing,
but request have expanded their use since then and some users want to
only test or do a faster clear.

Make sure that requests are not directly accessed with bit operations.

Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Radim Krčmář <rkrcmar@redhat.com>
Reviewed-by: Andrew Jones <drjones@redhat.com>
Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Radim Krčmář
2017-04-26 22:32:19 +02:00
committed by Paolo Bonzini
parent cf9bdd3577
commit 72875d8a4d
9 changed files with 24 additions and 14 deletions
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2
arch/mips/kvm/emulate.c
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@@ -982,7 +982,7 @@ enum emulation_result kvm_mips_emul_wait(struct kvm_vcpu *vcpu)
* check if any I/O interrupts are pending.
*/
if (kvm_check_request(KVM_REQ_UNHALT, vcpu)) {
clear_bit(KVM_REQ_UNHALT, &vcpu->requests);
kvm_clear_request(KVM_REQ_UNHALT, vcpu);
vcpu->run->exit_reason = KVM_EXIT_IRQ_WINDOW_OPEN;
}
}