Changeset 19792 in vbox for trunk/src/VBox/VMM/VMMAll

Timestamp:

May 18, 2009 2:23:07 PM (16 years ago)

Author:

vboxsync

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

47428

Message:

Atomic writes.

File:

• trunk/src/VBox/VMM/VMMAll/PGMAllPool.cpp (modified) (19 diffs)

trunk/src/VBox/VMM/VMMAll/PGMAllPool.cpp

@@ -287 +287 @@
                                                GstPte.u & X86_PTE_PG_MASK);
 #  endif
-                    uShw.pPT->a[iShw].u = 0;
+                    ASMAtomicWriteSize(&uShw.pPT->a[iShw], 0);
                 }
                 break;
@@ -312 +312 @@
                                                    GstPte.u & X86_PTE_PG_MASK);
 #  endif
-                        uShw.pPTPae->a[iShw].u = 0;
+                        ASMAtomicWriteSize(&uShw.pPTPae->a[iShw], 0);
                     }
                 }
@@ -350 +350 @@
                                         pPage->idx,
                                         iShw + i);
-                            uShw.pPDPae->a[iShw+i].u = 0;
+                            ASMAtomicWriteSize(&uShw.pPDPae->a[iShw+i], 0);
                         }
 
@@ -378 +378 @@
                                                 pPage->idx,
                                                 iShw2);
-                                    uShw.pPDPae->a[iShw2].u = 0;
+                                    ASMAtomicWriteSize(&uShw.pPDPae->a[iShw2].u, 0);
                                 }
                             }
@@ -403 +403 @@
                                                GstPte.u & X86_PTE_PAE_PG_MASK);
 #  endif
-                    uShw.pPTPae->a[iShw].u = 0;
+                    ASMAtomicWriteSize(&uShw.pPTPae->a[iShw].u, 0);
                 }
 
@@ -429 +429 @@
                                                    GstPte.u & X86_PTE_PAE_PG_MASK);
 #  endif
-                        uShw.pPTPae->a[iShw2].u = 0;
+                        ASMAtomicWriteSize(&uShw.pPTPae->a[iShw2].u ,0);
                     }
                 }
@@ -462 +462 @@
                                     pPage->idx,
                                     iShw);
-                        uShw.pPD->a[iShw].u = 0;
+                        ASMAtomicWriteSize(&uShw.pPD->a[iShw].u, 0);
                     }
                 }
@@ -495 +495 @@
                                             pPage->idx,
                                             iShw2);
-                                uShw.pPD->a[iShw2].u = 0;
+                                ASMAtomicWriteSize(&uShw.pPD->a[iShw2].u, 0);
                             }
                         }
@@ -509 +509 @@
 # endif
                     pgmPoolFree(pVM, uShw.pPD->a[iShw].u & X86_PDE_PG_MASK, pPage->idx, iShw);
-                    uShw.pPD->a[iShw].u = 0;
+                    ASMAtomicWriteSize(&uShw.pPD->a[iShw].u, 0);
                 }
 #endif
@@ -545 +545 @@
                                     pPage->idx,
                                     iShw);
-                        uShw.pPDPae->a[iShw].u = 0;
+                        ASMAtomicWriteSize(&uShw.pPDPae->a[iShw].u, 0);
                     }
                 }
@@ -577 +577 @@
                                     pPage->idx,
                                     iShw2);
-                        uShw.pPDPae->a[iShw2].u = 0;
+                        ASMAtomicWriteSize(&uShw.pPDPae->a[iShw2].u, 0);
                     }
                 }
@@ -617 +617 @@
                                     pPage->idx,
                                     iShw);
-                        uShw.pPDPT->a[iShw].u = 0;
+                        ASMAtomicWriteSize(&uShw.pPDPT->a[iShw].u, 0);
                     }
 
@@ -649 +649 @@
                                             pPage->idx,
                                             iShw2);
-                                uShw.pPDPT->a[iShw2].u = 0;
+                                ASMAtomicWriteSize(&uShw.pPDPT->a[iShw2].u, 0);
                             }
                         }
@@ -670 +670 @@
                                 pPage->idx,
                                 iShw);
-                    uShw.pPDPae->a[iShw].u = 0;
+                    ASMAtomicWriteSize(&uShw.pPDPae->a[iShw].u, 0);
                 }
                 /* paranoia / a bit assumptive. */
@@ -688 +688 @@
                                     pPage->idx,
                                     iShw2);
-                        uShw.pPDPae->a[iShw2].u = 0;
+                        ASMAtomicWriteSize(&uShw.pPDPae->a[iShw2].u, 0);
                     }
                 }
@@ -708 +708 @@
                         LogFlow(("pgmPoolMonitorChainChanging: pdpt iShw=%#x: %RX64 -> freeing it!\n", iShw, uShw.pPDPT->a[iShw].u));
                         pgmPoolFree(pVM, uShw.pPDPT->a[iShw].u & X86_PDPE_PG_MASK, pPage->idx, iShw);
-                        uShw.pPDPT->a[iShw].u = 0;
+                        ASMAtomicWriteSize(&uShw.pPDPT->a[iShw].u, 0);
                     }
                     /* paranoia / a bit assumptive. */
@@ -720 +720 @@
                             LogFlow(("pgmPoolMonitorChainChanging: pdpt iShw2=%#x: %RX64 -> freeing it!\n", iShw2, uShw.pPDPT->a[iShw2].u));
                             pgmPoolFree(pVM, uShw.pPDPT->a[iShw2].u & X86_PDPE_PG_MASK, pPage->idx, iShw2);
-                            uShw.pPDPT->a[iShw2].u = 0;
+                            ASMAtomicWriteSize(&uShw.pPDPT->a[iShw2].u, 0);
                         }
                     }
@@ -741 +741 @@
                         LogFlow(("pgmPoolMonitorChainChanging: pml4 iShw=%#x: %RX64 -> freeing it!\n", iShw, uShw.pPML4->a[iShw].u));
                         pgmPoolFree(pVM, uShw.pPML4->a[iShw].u & X86_PML4E_PG_MASK, pPage->idx, iShw);
-                        uShw.pPML4->a[iShw].u = 0;
+                        ASMAtomicWriteSize(&uShw.pPML4->a[iShw].u, 0);
                     }
                     /* paranoia / a bit assumptive. */
@@ -753 +753 @@
                             LogFlow(("pgmPoolMonitorChainChanging: pml4 iShw2=%#x: %RX64 -> freeing it!\n", iShw2, uShw.pPML4->a[iShw2].u));
                             pgmPoolFree(pVM, uShw.pPML4->a[iShw2].u & X86_PML4E_PG_MASK, pPage->idx, iShw2);
-                            uShw.pPML4->a[iShw2].u = 0;
+                            ASMAtomicWriteSize(&uShw.pPML4->a[iShw2].u, 0);
                         }
                     }