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sys: FspFsvrtDeviceControl: STATUS_UNRECOGNIZED_VOLUME

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This fixes GitHub issue #177. All credit for the investigation and
suggested workaround goes to @thinkport.
This commit is contained in:
Bill Zissimopoulos
2018-11-21 15:32:25 -08:00
parent a910385cb1
commit 5d90c35e20
2 changed files with 42 additions and 0 deletions
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15
src/sys/driver.c
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@ -169,6 +169,21 @@ NTSTATUS DriverEntry(
&FspFsmupDeviceObject);
if (!NT_SUCCESS(Result))
goto exit;
#if DBG
/*
* Fix GitHub issue #177. All credit for the investigation of this issue
* and the suggested steps to reproduce and work around the problem goes
* to GitHub user @thinkport.
*
* On debug builds set DO_LOW_PRIORITY_FILESYSTEM to place the file system
* at the end of the file system list during IoRegisterFileSystem below.
* This allows us to test the behavior of our Fsvrt devices when foreign
* file systems attempt to use them for mounting.
*/
SetFlag(FspFsctlDiskDeviceObject->Flags, DO_LOW_PRIORITY_FILESYSTEM);
#endif
Result = FspDeviceInitialize(FspFsctlDiskDeviceObject);
ASSERT(STATUS_SUCCESS == Result);
Result = FspDeviceInitialize(FspFsctlNetDeviceObject);