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remove redundant qemu_open("/dev/kvm") call

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This commit is contained in:
Sergej Schumilo 2021-12-22 10:09:32 +01:00
parent 18ad4753d3
commit f62ffff4b6
1 changed files with 1 additions and 2 deletions
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3
accel/kvm/kvm-all.c
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@ -1917,10 +1917,9 @@ static int kvm_init(MachineState *ms)
}
#ifdef QEMU_NYX
if (ioctl(s->fd, KVM_CHECK_EXTENSION, KVM_CAP_NYX_PT) != 1 && ioctl(s->fd, KVM_CHECK_EXTENSION, KVM_CAP_NYX_FDL) != 1) {
fprintf(stderr, "[QEMU-Nyx] Could not access KVM-PT kernel module!\n[QEMU-Nyx] Trying vanilla KVM...\n");
/* fallback -> use vanilla KVM module instead (no Intel-PT tracing or nested hypercalls at this point) */
s->fd = qemu_open("/dev/kvm", O_RDWR);
fprintf(stderr, "[QEMU-Nyx] Could not access KVM-PT kernel module!\n[QEMU-Nyx] Trying vanilla KVM...\n");
if (s->fd == -1) {
fprintf(stderr, "[QEMU-Nyx] Error: NYX fallback failed: Could not access vanilla KVM module!\n");
ret = -errno;