[libvirt PATCH v2 1/8] qemu: Use switch statement in qemuBuildCpuCommandLine()
Masayoshi Mizuma
msys.mizuma at gmail.com
Mon Feb 10 15:42:53 UTC 2020
On Fri, Feb 07, 2020 at 03:27:01PM +0100, Andrea Bolognani wrote:
> Make sure we are taking all possible virDomainTimerNameType values
> into account. This will make upcoming changes easier.
>
> Signed-off-by: Andrea Bolognani <abologna at redhat.com>
> ---
> src/qemu/qemu_command.c | 34 ++++++++++++++++++++++++----------
> 1 file changed, 24 insertions(+), 10 deletions(-)
>
> diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
> index 0dbd78124b..52a74c7acf 100644
> --- a/src/qemu/qemu_command.c
> +++ b/src/qemu/qemu_command.c
> @@ -6594,16 +6594,30 @@ qemuBuildCpuCommandLine(virCommandPtr cmd,
> for (i = 0; i < def->clock.ntimers; i++) {
> virDomainTimerDefPtr timer = def->clock.timers[i];
>
> - if (timer->name == VIR_DOMAIN_TIMER_NAME_KVMCLOCK &&
> - timer->present != -1) {
> - qemuBuildCpuFeature(qemuCaps, &buf, "kvmclock",
> - !!timer->present);
> - } else if (timer->name == VIR_DOMAIN_TIMER_NAME_HYPERVCLOCK &&
> - timer->present == 1) {
> - virBufferAddLit(&buf, ",hv-time");
> - } else if (timer->name == VIR_DOMAIN_TIMER_NAME_TSC &&
> - timer->frequency > 0) {
> - virBufferAsprintf(&buf, ",tsc-frequency=%lu", timer->frequency);
> + switch ((virDomainTimerNameType)timer->name) {
> + case VIR_DOMAIN_TIMER_NAME_KVMCLOCK:
> + if (timer->present != -1) {
> + qemuBuildCpuFeature(qemuCaps, &buf, "kvmclock",
> + !!timer->present);
> + }
> + break;
> + case VIR_DOMAIN_TIMER_NAME_HYPERVCLOCK:
> + if (timer->present == 1)
> + virBufferAddLit(&buf, ",hv-time");
> + break;
> + case VIR_DOMAIN_TIMER_NAME_TSC:
> + if (timer->frequency > 0)
> + virBufferAsprintf(&buf, ",tsc-frequency=%lu", timer->frequency);
> + break;
> + case VIR_DOMAIN_TIMER_NAME_PLATFORM:
> + case VIR_DOMAIN_TIMER_NAME_PIT:
> + case VIR_DOMAIN_TIMER_NAME_RTC:
> + case VIR_DOMAIN_TIMER_NAME_HPET:
> + break;
> + case VIR_DOMAIN_TIMER_NAME_LAST:
> + default:
> + virReportEnumRangeError(virDomainTimerNameType, timer->name);
> + return -1;
> }
> }
>
> --
Reviewed-by: Masayoshi Mizuma <m.mizuma at jp.fujitsu.com>
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