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.ostrv...@oracle.com>

-boris


_______________________________________________
kvmarm mailing list
kvmarm@lists.cs.columbia.edu
https://lists.cs.columbia.edu/mailman/listinfo/kvmarm

Reply via email to