1 files changed, 3 insertions, 3 deletions
diff --git a/hw/misc/edu.c b/hw/misc/edu.c
index a1f8bc77e7..2a976ca2b1 100644
--- a/hw/misc/edu.c
+++ b/hw/misc/edu.c
@@ -115,7 +115,7 @@ static void edu_check_range(uint64_t addr, uint64_t size1, uint64_t start,
     uint64_t end2 = start + size2;
 
     if (within(addr, start, end2) &&
-            end1 > addr && within(end1, start, end2)) {
+            end1 > addr && end1 <= end2) {
         return;
     }
 
@@ -355,9 +355,9 @@ static void *edu_fact_thread(void *opaque)
         smp_mb__after_rmw();
 
         if (qatomic_read(&edu->status) & EDU_STATUS_IRQFACT) {
-            qemu_mutex_lock_iothread();
+            bql_lock();
             edu_raise_irq(edu, FACT_IRQ);
-            qemu_mutex_unlock_iothread();
+            bql_unlock();
         }
     }