Changeset 43623 in vbox for trunk/src/VBox/VMM/include

Timestamp:

Oct 11, 2012 8:33:20 PM (12 years ago)

Author:

vboxsync

Message:

AsyncCompletion/File: Use a timer to process delayed requests and introduce jitter parameter to the injectdelay debugger command

File:

• trunk/src/VBox/VMM/include/PDMAsyncCompletionFileInternal.h (modified) (3 diffs)

trunk/src/VBox/VMM/include/PDMAsyncCompletionFileInternal.h

@@ -45 +45 @@
 
 /** Enable for delay injection from the debugger. */
-#if 0
+#if 1
 # define PDM_ASYNC_COMPLETION_FILE_WITH_DELAY
 #endif
@@ -272 +272 @@
     /** Flag whether the out of resources warning was printed already. */
     bool                                fOutOfResourcesWarningPrinted;
+#ifdef PDM_ASYNC_COMPLETION_FILE_WITH_DELAY
+    /** Timer for delayed request completion. */
+    PTMTIMERR3                          pTimer;
+    /** Milliseconds until the next delay expires. */
+    volatile uint64_t                   cMilliesNext;
+#endif
 } PDMASYNCCOMPLETIONEPCLASSFILE;
 /** Pointer to the endpoint class data. */
@@ -380 +386 @@
     /** Request delay. */
     volatile uint32_t                      msDelay;
+    /** Request delay jitter. */
+    volatile uint32_t                      msJitter;
     /** Number of requests to delay. */
     volatile uint32_t                      cReqsDelay;