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use most performant reset on Linux (MADV_FREE) and Windows (MEM_RESET) as we use the precise decommit by default for purging anyways

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daanx 2023-04-24 08:56:42 -07:00
parent 7e4e545060
commit 0bb5cecbc2
2 changed files with 7 additions and 5 deletions
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4
src/prim/windows/prim.c
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@ -285,9 +285,9 @@ int _mi_prim_decommit(void* addr, size_t size, bool* needs_recommit) {
int _mi_prim_reset(void* addr, size_t size) {
void* p = VirtualAlloc(addr, size, MEM_RESET, PAGE_READWRITE);
mi_assert_internal(p == addr);
#if 1
#if 0
if (p != NULL) {
VirtualUnlock(addr,size); // VirtualUnlock after MEM_RESET removes the memory from the working set
VirtualUnlock(addr,size); // VirtualUnlock after MEM_RESET removes the memory directly from the working set
}
#endif
return (p != NULL ? 0 : (int)GetLastError());