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[NTOSKRNL] Don't defer write through write operations

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This commit is contained in:
Pierre Schweitzer 2018-02-09 12:25:58 +01:00
parent d35243d4e0
commit f51b74ca61
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1 changed files with 6 additions and 0 deletions
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6
ntoskrnl/cc/copy.c
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@ -622,6 +622,12 @@ CcCanIWrite (
CCTRACE(CC_API_DEBUG, "FileObject=%p BytesToWrite=%lu Wait=%d Retrying=%d\n", CCTRACE(CC_API_DEBUG, "FileObject=%p BytesToWrite=%lu Wait=%d Retrying=%d\n",
FileObject, BytesToWrite, Wait, Retrying); FileObject, BytesToWrite, Wait, Retrying);
/* Write through is always OK */
if (BooleanFlagOn(FileObject->Flags, FO_WRITE_THROUGH))
{
return TRUE;
}
/* We cannot write if dirty pages count is above threshold */ /* We cannot write if dirty pages count is above threshold */
if (CcTotalDirtyPages > CcDirtyPageThreshold) if (CcTotalDirtyPages > CcDirtyPageThreshold)
{ {