Changeset 32456 in vbox for trunk/src/VBox/Devices/Audio

Timestamp:

Sep 13, 2010 3:12:08 PM (14 years ago)

Author:

vboxsync

Message:

SB16: Do not copy too much at once, the guest must see all interrupts.

File:

• trunk/src/VBox/Devices/Audio/DevSB16.cpp (modified) (1 diff)

trunk/src/VBox/Devices/Audio/DevSB16.cpp

@@ -1444 +1444 @@
 #endif
 
-    if (till <= copy) {
+    if (copy >= till) {
         if (0 == s->dma_auto) {
             copy = till;
+        } else {
+            if( copy >= till + s->block_size ) {
+                copy = till;    /* Make sure we won't skip IRQs. */
+            }
         }
     }