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sys, dll: convert memory barriers to interlocked operations

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This commit is contained in:
Bill Zissimopoulos
2022-01-19 10:55:46 +00:00
parent 362b9ceb7c
commit 29251dc2be
10 changed files with 55 additions and 64 deletions
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19
src/sys/file.c
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@ -618,8 +618,7 @@ NTSTATUS FspFileNodeOpen(FSP_FILE_NODE *FileNode, PFILE_OBJECT FileObject,
*/
if (0 != FileNode->MainFileNode)
{
DeletePending = 0 != FileNode->MainFileNode->DeletePending;
MemoryBarrier();
DeletePending = FspFileNodeDeletePending(FileNode->MainFileNode);
if (DeletePending)
{
Result = STATUS_DELETE_PENDING;
@ -669,8 +668,7 @@ NTSTATUS FspFileNodeOpen(FSP_FILE_NODE *FileNode, PFILE_OBJECT FileObject,
ASSERT(OpenedFileNode != FileNode);
ASSERT(OpenedFileNode->MainFileNode == FileNode->MainFileNode);
DeletePending = 0 != OpenedFileNode->DeletePending;
MemoryBarrier();
DeletePending = FspFileNodeDeletePending(OpenedFileNode);
if (DeletePending)
{
Result = STATUS_DELETE_PENDING;
@ -795,9 +793,8 @@ VOID FspFileNodeCleanup(FSP_FILE_NODE *FileNode, PFILE_OBJECT FileObject, PULONG
FspFsvolDeviceLockContextTable(FsvolDeviceObject);
if (FileDesc->DeleteOnClose)
FileNode->DeletePending = TRUE;
DeletePending = 0 != FileNode->DeletePending;
MemoryBarrier();
FspFileNodeSetDeletePending(FileNode, TRUE);
DeletePending = FspFileNodeDeletePending(FileNode);
SetAllocationSize = !DeletePending && FileNode->TruncateOnClose;
@ -841,8 +838,7 @@ VOID FspFileNodeCleanupFlush(FSP_FILE_NODE *FileNode, PFILE_OBJECT FileObject)
FspFsvolDeviceLockContextTable(FsvolDeviceObject);
DeletePending = 0 != FileNode->DeletePending;
MemoryBarrier();
DeletePending = FspFileNodeDeletePending(FileNode);
SingleHandle = 1 == FileNode->HandleCount;
@ -965,8 +961,7 @@ VOID FspFileNodeCleanupComplete(FSP_FILE_NODE *FileNode, PFILE_OBJECT FileObject
{
SingleHandle = TRUE;
DeletePending = 0 != FileNode->DeletePending;
MemoryBarrier();
DeletePending = FspFileNodeDeletePending(FileNode);
if (DeletePending)
FileNode->Header.FileSize.QuadPart = 0;
@ -1179,7 +1174,7 @@ VOID FspFileNodeOverwriteStreams(FSP_FILE_NODE *FileNode)
DescendantFileNodeIndex++)
{
DescendantFileNode = DescendantFileNodes[DescendantFileNodeIndex];
DescendantFileNode->DeletePending = TRUE;
FspFileNodeSetDeletePending(DescendantFileNode, TRUE);
}
FspFsvolDeviceUnlockContextTable(FsvolDeviceObject);