On Thu, Aug 04, 2022 at 05:41:36PM -0700, Ricardo Koller wrote: > There are some tests that fail when running on bare metal (including a > passthrough prototype). There are three issues with the tests. The > first one is that there are some missing isb()'s between enabling event > counting and the actual counting. This wasn't an issue on KVM as > trapping on registers served as context synchronization events. The > second issue is that some tests assume that registers reset to 0. And > finally, the third issue is that overflowing the low counter of a > chained event sets the overflow flag in PMVOS and some tests fail by > checking for it not being set. > > Addressed all comments from the previous version: > https://lore.kernel.org/kvmarm/20220803182328.2438598-1-ricarkol@xxxxxxxxxx/T/#t > - adding missing isb() and fixed the commit message (Alexandru). > - fixed wording of a report() check (Andrew). > > Thanks! > Ricardo > > Ricardo Koller (3): > arm: pmu: Add missing isb()'s after sys register writing > arm: pmu: Reset the pmu registers before starting some tests > arm: pmu: Check for overflow in the low counter in chained counters > tests For the series: Reviewed-by: Oliver Upton <oliver.upton@xxxxxxxxx> -- Thanks, Oliver _______________________________________________ kvmarm mailing list kvmarm@xxxxxxxxxxxxxxxxxxxxx https://lists.cs.columbia.edu/mailman/listinfo/kvmarm
