Thanks Boris, I will fix this in V8 On 6/23/2021 1:31 AM, Boris Ostrovsky wrote:
On 6/22/21 5:38 AM, Zhu Lingshan wrote:-static int xen_is_user_mode(void) -{ - const struct xen_pmu_data *xenpmu_data = get_xenpmu_data(); + state |= PERF_GUEST_ACTIVE;- if (!xenpmu_data) {- pr_warn_once("%s: pmudata not initialized\n", __func__); - return 0; + if (xenpmu_data->pmu.pmu_flags & PMU_SAMPLE_PV) { + if (xenpmu_data->pmu.pmu_flags & PMU_SAMPLE_USER) + state |= PERF_GUEST_USER; + } else { + if (!!(xenpmu_data->pmu.r.regs.cpl & 3)) + state |= PERF_GUEST_USER;Please drop "!!", it's not needed here. And use "else if". With that, for Xen bits: Reviewed-by: Boris Ostrovsky <boris.ostrvsky@xxxxxxxxxx> -boris
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