[NTOS:IO] Implement IopAcquireFileObjectLock and use it to fix IopLockFileObject

[reactos.git] / ntoskrnl / include / internal / io.h

diff --git a/ntoskrnl/include/internal/io.h b/ntoskrnl/include/internal/io.h
index 83fe7ce..97df17f 100644 (file)
--- a/ntoskrnl/include/internal/io.h
+++ b/ntoskrnl/include/internal/io.h
@@ -1238,6 +1238,15 @@ IopCloseFile(
     IN ULONG SystemHandleCount
 );
 
+NTSTATUS
+NTAPI
+IopAcquireFileObjectLock(
+    _In_ PFILE_OBJECT FileObject,
+    _In_ KPROCESSOR_MODE AccessMode,
+    _In_ BOOLEAN Alertable,
+    _Out_ PBOOLEAN LockFailed
+);
+
 PVOID
 NTAPI
 IoGetFileObjectFilterContext(