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[NTOSKRNL] Implement ExSizeOfRundownProtectionCacheAware()

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This commit is contained in:
Pierre Schweitzer 2018-11-17 15:03:43 +01:00
parent ce94d37dbe
commit 47d309b262
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1 changed files with 18 additions and 3 deletions
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21
ntoskrnl/ex/rundown.c
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@ -606,13 +606,28 @@ ExInitializeRundownProtectionCacheAware(IN PEX_RUNDOWN_REF_CACHE_AWARE RunRefCac
} }
/* /*
* @unimplemented NT5.2 * @implemented NT5.2
*/ */
SIZE_T SIZE_T
NTAPI NTAPI
ExSizeOfRundownProtectionCacheAware(VOID) ExSizeOfRundownProtectionCacheAware(VOID)
{ {
UNIMPLEMENTED; SIZE_T Size;
return 0;
PAGED_CODE();
/* Compute the needed size for runrefs */
if (KeNumberProcessors <= 1)
{
Size = sizeof(EX_RUNDOWN_REF);
}
else
{
/* We +1, to have enough room for alignment */
Size = (KeNumberProcessors + 1) * KeGetRecommendedSharedDataAlignment();
}
/* Return total size (master structure and runrefs) */
return Size + sizeof(EX_RUNDOWN_REF_CACHE_AWARE);
} }