windows-nt/Source/XPSP1/NT/base/fs/mailslot/dpc.c
2020-09-26 16:20:57 +08:00

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/*++
Copyright (c) 1989 Microsoft Corporation
Module Name:
dpc.c
Abstract:
This modules contains the set of functions in the mailslot file
system that are callable at DPC level.
Author:
Manny Weiser (mannyw) 28-Jan-1991
Revision History:
--*/
#include "mailslot.h"
//
// The debug trace level
//
#define Dbg (DEBUG_TRACE_DPC)
#if 0
NOT PAGEABLE -- MsReadTimeoutHandler
#endif
VOID
MsReadTimeoutHandler (
IN PKDPC Dpc,
IN PVOID DeferredContext,
IN PVOID SystemArgument1,
IN PVOID SystemArgument2
)
/*++
Routine Description:
This routine is handles read timeouts. It is called as a DPC whenever
a read timer expires.
*** Non-Pageable ***
Arguments:
Dpc - A pointer to the DPC object.
DeferredContext - A pointer to the data queue entry associated with
this timer.
SystemArgument1, SystemArgument2 - Unused.
Return Value:
None.
--*/
{
PWORK_CONTEXT workContext;
Dpc, SystemArgument1, SystemArgument2; // prevent warnings
//
// Enqueue this packet to an ex worker thread.
//
workContext = DeferredContext;
IoQueueWorkItem (workContext->WorkItem, MsTimeoutRead, CriticalWorkQueue, workContext);
}