Changeset 27671 in vbox for trunk/src/VBox/Devices/Storage/VSCSI

Timestamp:

Mar 24, 2010 3:45:38 PM (15 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

59252

Message:

SCSI: Fixes for the async I/O path

File:

• trunk/src/VBox/Devices/Storage/VSCSI/VSCSIIoReq.cpp (modified) (3 diffs)

trunk/src/VBox/Devices/Storage/VSCSI/VSCSIIoReq.cpp

@@ -43 +43 @@
     pVScsiIoReq->enmTxDir  = VSCSIIOREQTXDIR_FLUSH;
 
+    ASMAtomicIncU32(&pVScsiLun->IoReq.cReqOutstanding);
+
     rc = vscsiLunReqTransferEnqueue(pVScsiLun, pVScsiIoReq);
-    if (RT_SUCCESS(rc))
-        ASMAtomicIncU32(&pVScsiLun->IoReq.cReqOutstanding);
-    else
+    if (RT_FAILURE(rc))
+    {
+        ASMAtomicDecU32(&pVScsiLun->IoReq.cReqOutstanding);
         RTMemFree(pVScsiIoReq);
+    }
 
     return rc;
@@ -75 +78 @@
     pVScsiIoReq->cSeg       = pVScsiReq->IoMemCtx.cSegments;
 
+    ASMAtomicIncU32(&pVScsiLun->IoReq.cReqOutstanding);
+
     rc = vscsiLunReqTransferEnqueue(pVScsiLun, pVScsiIoReq);
-    if (RT_SUCCESS(rc))
-        ASMAtomicIncU32(&pVScsiLun->IoReq.cReqOutstanding);
-    else
+    if (RT_FAILURE(rc))
+    {
+        ASMAtomicDecU32(&pVScsiLun->IoReq.cReqOutstanding);
         RTMemFree(pVScsiIoReq);
+    }
 
     return rc;
@@ -99 +105 @@
 
     AssertPtrReturn(pVScsiIoReq, VERR_INVALID_HANDLE);
+
+    LogFlowFunc(("hVScsiIoReq=%#p rcIoReq=%Rrc\n", hVScsiIoReq, rcIoReq));
 
     pVScsiLun = pVScsiIoReq->pVScsiLun;