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KVM: selftests: Convert rseq_test away from VCPU_ID

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Convert rseq_test to use vm_create_with_one_vcpu() and pass around a
'struct kvm_vcpu' object instead of using a global VCPU_ID.

Signed-off-by: Sean Christopherson <seanjc@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Sean Christopherson 2022-02-15 13:36:46 -08:00 committed by Paolo Bonzini
parent e82e630ba9
commit 2494a6d80f
1 changed files with 4 additions and 5 deletions
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9
tools/testing/selftests/kvm/rseq_test.c
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@ -20,8 +20,6 @@
#include "processor.h"
#include "test_util.h"
#define VCPU_ID 0
static __thread volatile struct rseq __rseq = {
.cpu_id = RSEQ_CPU_ID_UNINITIALIZED,
};
@ -207,6 +205,7 @@ int main(int argc, char *argv[])
{
int r, i, snapshot;
struct kvm_vm *vm;
struct kvm_vcpu *vcpu;
u32 cpu, rseq_cpu;
/* Tell stdout not to buffer its content */
@ -228,14 +227,14 @@ int main(int argc, char *argv[])
* GUEST_SYNC, while concurrently migrating the process by setting its
* CPU affinity.
*/
vm = vm_create_default(VCPU_ID, 0, guest_code);
vm = vm_create_with_one_vcpu(&vcpu, guest_code);
ucall_init(vm, NULL);
pthread_create(&migration_thread, NULL, migration_worker, 0);
for (i = 0; !done; i++) {
vcpu_run(vm, VCPU_ID);
TEST_ASSERT(get_ucall(vm, VCPU_ID, NULL) == UCALL_SYNC,
vcpu_run(vm, vcpu->id);
TEST_ASSERT(get_ucall(vm, vcpu->id, NULL) == UCALL_SYNC,
"Guest failed?");
/*