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[NTOS:CC]

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- Raise exceptions on failure in CcMapData if RAISE_FROM_CC_MAP_DATA is defined. This is how the function should behave, and should be enabled once all our file system drivers correctly handle this.
CORE-9848

svn path=/trunk/; revision=71883
This commit is contained in:
Thomas Faber 2016-07-10 14:46:37 +00:00
parent 954b67bd37
commit 20b9815882
1 changed files with 20 additions and 1 deletions
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21
reactos/ntoskrnl/cc/pin.c
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@ -16,6 +16,8 @@
/* GLOBALS *******************************************************************/
//#define RAISE_FROM_CC_MAP_DATA
extern NPAGED_LOOKASIDE_LIST iBcbLookasideList;
/* FUNCTIONS *****************************************************************/
@ -62,7 +64,11 @@ CcMapData (
{
CCTRACE(CC_API_DEBUG, "FileObject=%p FileOffset=%p Length=%lu Flags=0x%lx -> FALSE\n",
FileObject, FileOffset, Length, Flags);
#ifdef RAISE_FROM_CC_MAP_DATA
ExRaiseStatus(STATUS_INVALID_PARAMETER);
#else
return FALSE;
#endif
}
ROffset = ROUND_DOWN(ReadOffset, VACB_MAPPING_GRANULARITY);
@ -75,7 +81,11 @@ CcMapData (
{
CCTRACE(CC_API_DEBUG, "FileObject=%p FileOffset=%p Length=%lu Flags=0x%lx -> FALSE\n",
FileObject, FileOffset, Length, Flags);
#ifdef RAISE_FROM_CC_MAP_DATA
ExRaiseStatus(Status);
#else
return FALSE;
#endif
}
if (!Valid)
@ -88,12 +98,17 @@ CcMapData (
return FALSE;
}
if (!NT_SUCCESS(CcReadVirtualAddress(Vacb)))
Status = CcReadVirtualAddress(Vacb);
if (!NT_SUCCESS(Status))
{
CcRosReleaseVacb(SharedCacheMap, Vacb, FALSE, FALSE, FALSE);
CCTRACE(CC_API_DEBUG, "FileObject=%p FileOffset=%p Length=%lu Flags=0x%lx -> FALSE\n",
FileObject, FileOffset, Length, Flags);
#ifdef RAISE_FROM_CC_MAP_DATA
ExRaiseStatus(Status);
#else
return FALSE;
#endif
}
}
@ -104,7 +119,11 @@ CcMapData (
CcRosReleaseVacb(SharedCacheMap, Vacb, TRUE, FALSE, FALSE);
CCTRACE(CC_API_DEBUG, "FileObject=%p FileOffset=%p Length=%lu Flags=0x%lx -> FALSE\n",
FileObject, FileOffset, Length, Flags);
#ifdef RAISE_FROM_CC_MAP_DATA
ExRaiseStatus(STATUS_INSUFFICIENT_RESOURCES);
#else
return FALSE;
#endif
}
RtlZeroMemory(iBcb, sizeof(*iBcb));