From mboxrd@z Thu Jan 1 00:00:00 1970 From: vjoss197@gmail.com (Vaibhav Jain) Date: Wed, 11 Apr 2012 14:22:29 -0700 Subject: identity mapped paging Message-ID: To: kernelnewbies@lists.kernelnewbies.org List-Id: kernelnewbies.lists.kernelnewbies.org I am not clear about the use of identity mapped paging while paging is being enabled by the operating system. Also I don't understand at what point are the identity mappings no longer useful.According to this article http://geezer.osdevbrasil.net/osd/mem/index.htm#identity - "The page table entries used to identity-map kernel memory can be deleted once paging and virtual addresses are enabled." Can somebody please explain? Thanks Vaibhav Jain -------------- next part -------------- An HTML attachment was scrubbed... URL: http://lists.kernelnewbies.org/pipermail/kernelnewbies/attachments/20120411/ac8fccf1/attachment.html