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sys: IRP_MJ_CREATE

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This commit is contained in:
Bill Zissimopoulos 2015-12-05 11:42:34 -08:00
parent 0d49e87468
commit 4a2d9295d7
1 changed files with 6 additions and 3 deletions
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9
src/sys/create.c
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@ -403,12 +403,14 @@ VOID FspFsvolCreateComplete(
FsContext->UserContext = Response->Rsp.Create.UserContext; FsContext->UserContext = Response->Rsp.Create.UserContext;
FileObject->FsContext2 = (PVOID)(UINT_PTR)Response->Rsp.Create.UserContext2; FileObject->FsContext2 = (PVOID)(UINT_PTR)Response->Rsp.Create.UserContext2;
/* lock the file system volume device while accessing its generic table */ /*
* The following must be done under the file system volume device Resource,
* because we are manipulating its GenericTable and accessing foreign FsContext's.
*/
ExAcquireResourceExclusiveLite(&FsvolDeviceExtension->Base.Resource, TRUE); ExAcquireResourceExclusiveLite(&FsvolDeviceExtension->Base.Resource, TRUE);
try try
{ {
/* insert the new FsContext into our generic table */ /* attempt to insert the newly created FsContext into our generic table */
Result = STATUS_SUCCESS;
FsContext = FspFsvolDeviceInsertContext(DeviceObject, FsContext = FspFsvolDeviceInsertContext(DeviceObject,
FsContext->UserContext, FsContext, &Inserted); FsContext->UserContext, FsContext, &Inserted);
if (0 == FsContext) if (0 == FsContext)
@ -426,6 +428,7 @@ VOID FspFsvolCreateComplete(
IoSetShareAccess(DesiredAccess, ShareAccess, FileObject, IoSetShareAccess(DesiredAccess, ShareAccess, FileObject,
&FsContext->ShareAccess); &FsContext->ShareAccess);
FspFileContextOpen(FsContext); FspFileContextOpen(FsContext);
Result = STATUS_SUCCESS;
} }
else else
{ {