Intravision/reactos
1
0
Fork 0
mirror of https://github.com/reactos/reactos.git synced 2025-02-24 09:25:10 +00:00
Code Issues Projects Releases Packages Wiki Activity

[NTOS:CC]

Browse source 
- 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
Show stats Download patch file Download diff file Expand all files Collapse all files

21
reactos/ntoskrnl/cc/pin.c
View file

@ -16,6 +16,8 @@
/* GLOBALS *******************************************************************/ /* GLOBALS *******************************************************************/
//#define RAISE_FROM_CC_MAP_DATA
extern NPAGED_LOOKASIDE_LIST iBcbLookasideList; extern NPAGED_LOOKASIDE_LIST iBcbLookasideList;
/* FUNCTIONS *****************************************************************/ /* FUNCTIONS *****************************************************************/
@ -62,7 +64,11 @@ CcMapData (
{ {
CCTRACE(CC_API_DEBUG, "FileObject=%p FileOffset=%p Length=%lu Flags=0x%lx -> FALSE\n", CCTRACE(CC_API_DEBUG, "FileObject=%p FileOffset=%p Length=%lu Flags=0x%lx -> FALSE\n",
FileObject, FileOffset, Length, Flags); FileObject, FileOffset, Length, Flags);
#ifdef RAISE_FROM_CC_MAP_DATA
ExRaiseStatus(STATUS_INVALID_PARAMETER);
#else
return FALSE; return FALSE;
#endif
} }
ROffset = ROUND_DOWN(ReadOffset, VACB_MAPPING_GRANULARITY); 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", CCTRACE(CC_API_DEBUG, "FileObject=%p FileOffset=%p Length=%lu Flags=0x%lx -> FALSE\n",
FileObject, FileOffset, Length, Flags); FileObject, FileOffset, Length, Flags);
#ifdef RAISE_FROM_CC_MAP_DATA
ExRaiseStatus(Status);
#else
return FALSE; return FALSE;
#endif
} }
if (!Valid) if (!Valid)
@ -88,12 +98,17 @@ CcMapData (
return FALSE; return FALSE;
} }
if (!NT_SUCCESS(CcReadVirtualAddress(Vacb))) Status = CcReadVirtualAddress(Vacb);
if (!NT_SUCCESS(Status))
{ {
CcRosReleaseVacb(SharedCacheMap, Vacb, FALSE, FALSE, FALSE); CcRosReleaseVacb(SharedCacheMap, Vacb, FALSE, FALSE, FALSE);
CCTRACE(CC_API_DEBUG, "FileObject=%p FileOffset=%p Length=%lu Flags=0x%lx -> FALSE\n", CCTRACE(CC_API_DEBUG, "FileObject=%p FileOffset=%p Length=%lu Flags=0x%lx -> FALSE\n",
FileObject, FileOffset, Length, Flags); FileObject, FileOffset, Length, Flags);
#ifdef RAISE_FROM_CC_MAP_DATA
ExRaiseStatus(Status);
#else
return FALSE; return FALSE;
#endif
} }
} }
@ -104,7 +119,11 @@ CcMapData (
CcRosReleaseVacb(SharedCacheMap, Vacb, TRUE, FALSE, FALSE); CcRosReleaseVacb(SharedCacheMap, Vacb, TRUE, FALSE, FALSE);
CCTRACE(CC_API_DEBUG, "FileObject=%p FileOffset=%p Length=%lu Flags=0x%lx -> FALSE\n", CCTRACE(CC_API_DEBUG, "FileObject=%p FileOffset=%p Length=%lu Flags=0x%lx -> FALSE\n",
FileObject, FileOffset, Length, Flags); FileObject, FileOffset, Length, Flags);
#ifdef RAISE_FROM_CC_MAP_DATA
ExRaiseStatus(STATUS_INSUFFICIENT_RESOURCES);
#else
return FALSE; return FALSE;
#endif
} }
RtlZeroMemory(iBcb, sizeof(*iBcb)); RtlZeroMemory(iBcb, sizeof(*iBcb));