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Used IoQueryFileInformation and IoSetInformation instead of ZwQueryInformationFile and ZwSetInformationFile to remove some overhead.

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svn path=/trunk/; revision=16757
This commit is contained in:
Hartmut Birr
2005-07-26 19:38:33 +00:00
parent 522a0e59cd
commit 2c31fcac60
1 changed files with 8 additions and 9 deletions
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reactos/ntoskrnl/mm/section.c
+8 -9
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@@ -2308,11 +2308,11 @@ MmCreateDataFileSection(PSECTION_OBJECT *SectionObject,
* (as in case of the EXT2FS driver by Manoj Paul Joseph where the
* standard file information is filled on first request).
*/
Status = ZwQueryInformationFile(FileHandle,
&Iosb,
&FileInfo,
Status = IoQueryFileInformation(FileObject,
FileStandardInformation,
sizeof(FILE_STANDARD_INFORMATION),
FileStandardInformation);
&FileInfo,
&Iosb.Information);
if (!NT_SUCCESS(Status))
{
ObDereferenceObject(Section);
@@ -2342,11 +2342,10 @@ MmCreateDataFileSection(PSECTION_OBJECT *SectionObject,
if (MaximumSize.QuadPart > FileInfo.EndOfFile.QuadPart)
{
Status = ZwSetInformationFile(FileHandle,
&Iosb,
&MaximumSize,
sizeof(LARGE_INTEGER),
FileAllocationInformation);
Status = IoSetInformation(FileObject,
FileAllocationInformation,
sizeof(LARGE_INTEGER),
&MaximumSize);
if (!NT_SUCCESS(Status))
{
ObDereferenceObject(Section);