Changeset 106405 in vbox for trunk/src/VBox/VMM

Timestamp:

Oct 16, 2024 9:24:15 PM (3 months ago)

Author:

vboxsync

Message:

VMM/IEM: Corrected the idxFreeHint setting at the end of iemExecMemAllocatorPrune, it was set to the end of the purned area rather than the start. bugref:10720

File:

• trunk/src/VBox/VMM/VMMAll/IEMAllN8veExecMem.cpp (modified) (2 diffs)

trunk/src/VBox/VMM/VMMAll/IEMAllN8veExecMem.cpp

@@ -416 +416 @@
     }
 
-    uint32_t const offPruneEnd = RT_MIN(offChunk + cbToPrune, cbChunk);
+    uint32_t const offPruneStart = offChunk;
+    uint32_t const offPruneEnd   = RT_MIN(offChunk + cbToPrune, cbChunk);
 
     /*
@@ -480 +481 @@
     /* Set the hint to the start of the pruned region. */
     pExecMemAllocator->idxChunkHint  = idxChunk;
-    pExecMemAllocator->aChunks[idxChunk].idxFreeHint = offChunk / IEMEXECMEM_ALT_SUB_ALLOC_UNIT_SIZE;
+    pExecMemAllocator->aChunks[idxChunk].idxFreeHint = offPruneStart / IEMEXECMEM_ALT_SUB_ALLOC_UNIT_SIZE;
 
     STAM_REL_PROFILE_STOP(&pExecMemAllocator->StatPruneProf, a);