Changeset 26949 in vbox for trunk/src/VBox

Timestamp:

Mar 2, 2010 2:49:26 PM (15 years ago)

Author:

vboxsync

Message:

Comment update

File:

• trunk/src/VBox/VMM/PGMPhys.cpp (modified) (2 diffs)

trunk/src/VBox/VMM/PGMPhys.cpp

@@ -872 +872 @@
 
     /* Currently only used by the VMM device in responds to a balloon request. */
+
+    /* We own the IOM lock here and could cause a deadlock by waiting for another VCPU that is blocking on the IOM lock.
+     * In the SMP case we post a request packet to postpone the job.
+     */
     if (pVM->cCpus > 1)
     {
@@ -880 +884 @@
         memcpy(paPhysPageCopy, paPhysPage, cbPhysPage);
 
-        /* We own the IOM lock here and could cause a deadlock by waiting for another VCPU that is blocking on the IOM lock. */
         rc = VMR3ReqCallNoWait(pVM, VMCPUID_ANY_QUEUE, (PFNRT)pgmR3PhysFreeRamPagesHelper, 3, pVM, cPages, paPhysPageCopy);
         AssertRC(rc);