kern: implement 13.1.0 kernel changes

2021-10-25 17:34:47 -07:00
parent ebca23305e
commit 1d5f66be56
4 changed files with 10 additions and 2 deletions
--- a/libraries/libmesosphere/include/mesosphere/kern_k_scheduler_lock.hpp
+++ b/libraries/libmesosphere/include/mesosphere/kern_k_scheduler_lock.hpp
@@ -74,6 +74,9 @@ namespace ams::kern {

                /* Release an instance of the lock. */
                if ((--m_lock_count) == 0) {
+                    /* Perform a memory barrier here. */
+                    cpu::DataMemoryBarrierInnerShareable();
+
                    /* We're no longer going to hold the lock. Take note of what cores need scheduling. */
                    const u64 cores_needing_scheduling = SchedulerType::UpdateHighestPriorityThreads();