Use pfn rather than struct page in ring buffer array

[lttng-modules.git] / lib / ringbuffer / backend_types.h

diff --git a/lib/ringbuffer/backend_types.h b/lib/ringbuffer/backend_types.h
index 8c53d0754eee633e4bf958c11a82f77fbb95322e..c1d8be18323c2dc5b31003015ae69b1a81b83004 100644 (file)
--- a/lib/ringbuffer/backend_types.h
+++ b/lib/ringbuffer/backend_types.h
@@ -28,7 +28,7 @@
 
 struct lib_ring_buffer_backend_page {
        void *virt;                     /* page virtual address (cached) */
-       struct page *page;              /* pointer to page structure */
+       unsigned long pfn;              /* page frame number */
 };
 
 struct lib_ring_buffer_backend_pages {