01/01: [NTOSKRNL] Drop the CcTryToInitializeFileCache() which is actually doing nothing relevant

[Pierre Schweitzer]

https://git.reactos.org/?p=reactos.git;a=commitdiff;h=0e932c7bef7641314c54b1...

commit 0e932c7bef7641314c54b149a1b3a6a4589c2ef1
Author:     Pierre Schweitzer [e-mail]
AuthorDate: Wed Feb 7 22:23:25 2018 +0100
Commit:     Pierre Schweitzer [e-mail]
CommitDate: Wed Feb 7 22:23:49 2018 +0100

[NTOSKRNL] Drop the CcTryToInitializeFileCache() which is actually doing nothing relevant
---
 ntoskrnl/cc/view.c             | 31 -------------------------------
 ntoskrnl/include/internal/cc.h |  4 ----
 ntoskrnl/mm/section.c          | 12 +-----------
 3 files changed, 1 insertion(+), 46 deletions(-)

diff --git a/ntoskrnl/cc/view.c b/ntoskrnl/cc/view.c
index 2e8fb6c51e..1b4468cd41 100644
--- a/ntoskrnl/cc/view.c
+++ b/ntoskrnl/cc/view.c
@@ -1197,37 +1197,6 @@ CcRosReleaseFileCache (
     return STATUS_SUCCESS;
 }

-NTSTATUS
-NTAPI
-CcTryToInitializeFileCache (
-    PFILE_OBJECT FileObject)
-{
-    PROS_SHARED_CACHE_MAP SharedCacheMap;
-    NTSTATUS Status;
-
-    KeAcquireGuardedMutex(&ViewLock);
-
-    ASSERT(FileObject->SectionObjectPointer);
-    SharedCacheMap = FileObject->SectionObjectPointer->SharedCacheMap;
-    if (SharedCacheMap == NULL)
-    {
-        Status = STATUS_UNSUCCESSFUL;
-    }
-    else
-    {
-        if (FileObject->PrivateCacheMap == NULL)
-        {
-            FileObject->PrivateCacheMap = SharedCacheMap;
-            SharedCacheMap->OpenCount++;
-        }
-        Status = STATUS_SUCCESS;
-    }
-    KeReleaseGuardedMutex(&ViewLock);
-
-    return Status;
-}
-
-
 NTSTATUS
 NTAPI
 CcRosInitializeFileCache (
diff --git a/ntoskrnl/include/internal/cc.h b/ntoskrnl/include/internal/cc.h
index 3a44fda908..f78e9c0491 100644
--- a/ntoskrnl/include/internal/cc.h
+++ b/ntoskrnl/include/internal/cc.h
@@ -406,10 +406,6 @@ CcRosReleaseFileCache(
     PFILE_OBJECT FileObject
 );

-NTSTATUS
-NTAPI
-CcTryToInitializeFileCache(PFILE_OBJECT FileObject);
-
 VOID
 NTAPI
 CcShutdownSystem(VOID);
diff --git a/ntoskrnl/mm/section.c b/ntoskrnl/mm/section.c
index 5c954395a9..b588f1c617 100644
--- a/ntoskrnl/mm/section.c
+++ b/ntoskrnl/mm/section.c
@@ -3758,17 +3758,7 @@ MmCreateImageSection(PROS_SECTION_OBJECT *SectionObject,
     Section->SectionPageProtection = SectionPageProtection;
     Section->AllocationAttributes = AllocationAttributes;

-#ifndef NEWCC
-    /*
-     * Initialized caching for this file object if previously caching
-     * was initialized for the same on disk file
-     */
-    Status = CcTryToInitializeFileCache(FileObject);
-#else
-    Status = STATUS_SUCCESS;
-#endif
-
-    if (!NT_SUCCESS(Status) || FileObject->SectionObjectPointer->ImageSectionObject == NULL)
+    if (FileObject->SectionObjectPointer->ImageSectionObject == NULL)
     {
         NTSTATUS StatusExeFmt;