Changeset 2945 in vbox for trunk/src/VBox/Devices

Timestamp:

May 30, 2007 5:36:51 PM (18 years ago)

Author:

vboxsync

Message:

Slight correction of release statistics: don't count the transfer of the
ATAPI command as a separate command.

File:

• trunk/src/VBox/Devices/Storage/DevATA.cpp (modified) (1 diff)

trunk/src/VBox/Devices/Storage/DevATA.cpp

@@ -4128 +4128 @@
                 if (s->fATAPI)
                 {
-                    if (s->fDMA)
-                        STAM_REL_COUNTER_INC(&s->StatATAPIDMA);
-                    else
-                        STAM_REL_COUNTER_INC(&s->StatATAPIPIO);
+                    if (pCtl->fChainedTransfer)
+                    {
+                        /* Only count the actual transfers, not the PIO
+                         * transfer of the ATAPI command bytes. */
+                        if (s->fDMA)
+                            STAM_REL_COUNTER_INC(&s->StatATAPIDMA);
+                        else
+                            STAM_REL_COUNTER_INC(&s->StatATAPIPIO);
+                    }
                 }
                 else