01/01: [NTOSKNRL] In case we leak a VACB, debug as much information as possible.

[Pierre Schweitzer]

https://git.reactos.org/?p=reactos.git;a=commitdiff;h=579a784e0431e5400daca…

commit 579a784e0431e5400dacaf39ee6d97b0a380ebe9
Author:     Pierre Schweitzer <pierre(a)reactos.org>
AuthorDate: Fri Apr 27 14:14:56 2018 +0200
Commit:     Pierre Schweitzer <pierre(a)reactos.org>
CommitDate: Fri Apr 27 14:14:56 2018 +0200

    [NTOSKNRL] In case we leak a VACB, debug as much information as possible.
    
    CORE-14578
---
 ntoskrnl/cc/view.c | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/ntoskrnl/cc/view.c b/ntoskrnl/cc/view.c
index 081d881d15..a0f0867080 100644
--- a/ntoskrnl/cc/view.c
+++ b/ntoskrnl/cc/view.c
@@ -1132,7 +1132,25 @@ CcRosDeleteFileCache (
             current = CONTAINING_RECORD(current_entry, ROS_VACB, CacheMapVacbListEntry);
             InitializeListHead(&current->CacheMapVacbListEntry);
             Refs = CcRosVacbDecRefCount(current);
+#if DBG // CORE-14578
+            if (Refs != 0)
+            {
+                DPRINT1("Leaking VACB %p attached to %p (%I64d)\n", current,
FileObject, current->FileOffset.QuadPart);
+                DPRINT1("There are: %d references left\n", Refs);
+                DPRINT1("Pin: %d, Map: %d\n", current->PinCount,
current->MappedCount);
+                DPRINT1("Dirty: %d\n", current->Dirty);
+                if (FileObject->FileName.Length != 0)
+                {
+                    DPRINT1("File was: %wZ\n", &FileObject->FileName);
+                }
+                else
+                {
+                    DPRINT1("No name for the file\n");
+                }
+            }
+#else
             ASSERT(Refs == 0);
+#endif
         }
 
         OldIrql = KeAcquireQueuedSpinLock(LockQueueMasterLock);