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sys: FspFileNode acquire/release

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This commit is contained in:
Bill Zissimopoulos
2016-01-18 17:16:28 -08:00
parent 512d7dc950
commit efe3d6656b
3 changed files with 131 additions and 62 deletions
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10
src/sys/create.c
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@ -373,8 +373,8 @@ NTSTATUS FspFsvolCreatePrepare(
FileNode = FspIopRequestContext(Request, RequestFileNode);
FileObject = FspIopRequestContext(Request, RequestFileObject);
/* lock the FileNode for Paging IO */
Success = FspFileNodePgioTryAcquireExclusive(FileNode);
/* lock the FileNode for overwriting */
Success = FspFileNodeTryAcquireExclusive(FileNode, Both);
if (!Success)
{
/* repost the IRP to retry later */
@ -392,7 +392,7 @@ NTSTATUS FspFsvolCreatePrepare(
Success = MmCanFileBeTruncated(&FileNode->NonPaged->SectionObjectPointers, &Zero);
if (!Success)
{
FspFileNodePgioRelease(FileNode);
FspFileNodeRelease(FileNode, Both);
FspFsvolCreatePostClose(FileNode, (UINT_PTR)FileObject->FsContext2);
FspFileNodeClose(FileNode, FileObject, 0);
@ -612,7 +612,7 @@ VOID FspFsvolCreateComplete(
/* did the user-mode file system sent us a failure code? */
if (!NT_SUCCESS(Response->IoStatus.Status))
{
FspFileNodePgioRelease(FileNode);
FspFileNodeRelease(FileNode, Both);
FspFileNodeClose(FileNode, FileObject, 0);
@ -626,7 +626,7 @@ VOID FspFsvolCreateComplete(
FileNode->Header.FileSize.QuadPart = Response->Rsp.Overwrite.FileSize;
CcSetFileSizes(FileObject, (PCC_FILE_SIZES)&FileNode->Header.AllocationSize);
FspFileNodePgioRelease(FileNode);
FspFileNodeRelease(FileNode, Both);
/* SUCCESS! */
FspIopRequestContext(Request, RequestFileNode) = 0;