01/02: [NTOSKRNL] Call internal helper to get VACB on mapping We already properly round our offset

[Pierre Schweitzer]

https://git.reactos.org/?p=reactos.git;a=commitdiff;h=18f392272510ebcecf0fa…

commit 18f392272510ebcecf0fa922f58024e3cbd3b568
Author:     Pierre Schweitzer <pierre(a)reactos.org>
AuthorDate: Sat Oct 27 09:30:22 2018 +0200
Commit:     Pierre Schweitzer <pierre(a)reactos.org>
CommitDate: Sat Oct 27 09:38:55 2018 +0200

    [NTOSKRNL] Call internal helper to get VACB on mapping
    We already properly round our offset
---
 ntoskrnl/cc/pin.c | 14 ++++++++------
 1 file changed, 8 insertions(+), 6 deletions(-)

diff --git a/ntoskrnl/cc/pin.c b/ntoskrnl/cc/pin.c
index d972f8a75d..dc7427427e 100644
--- a/ntoskrnl/cc/pin.c
+++ b/ntoskrnl/cc/pin.c
@@ -78,7 +78,7 @@ CcpMapData(
     OUT PROS_VACB *pVacb,
     OUT PVOID *pBuffer)
 {
-    LONGLONG ReadOffset;
+    LONGLONG ReadOffset, BaseOffset;
     BOOLEAN Valid;
     PROS_VACB Vacb;
     NTSTATUS Status;
@@ -109,12 +109,14 @@ CcpMapData(
         }
     }
 
+    /* Properly round offset and call internal helper for getting a VACB */
     ROffset = ROUND_DOWN(ReadOffset, VACB_MAPPING_GRANULARITY);
-    Status = CcRosRequestVacb(SharedCacheMap,
-                              ROffset,
-                              pBuffer,
-                              &Valid,
-                              &Vacb);
+    Status = CcRosGetVacb(SharedCacheMap,
+                          ROffset,
+                          &BaseOffset,
+                          pBuffer,
+                          &Valid,
+                          &Vacb);
     if (!NT_SUCCESS(Status))
     {
         CCTRACE(CC_API_DEBUG, "FileObject=%p FileOffset=%p Length=%lu Flags=0x%lx
-> FALSE\n",