Hello Sir. i want to develop a kernel module that will scan page cache and find the pfn of those pages that have a same content in cache and in secondary storage like physical disk, so please give me some idea how should i start to develop kernel module -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.linuxfoundation.org/pipermail/virtualization/attachments/20140311/a6172ec6/attachment.html>