Messages in this thread | | | Subject | Re: [RFC][PATCH] make /proc/pid/pagemap work with huge pages and return page size | From | Dave Hansen <> | Date | Wed, 05 Mar 2008 08:32:46 -0800 |
| |
On Wed, 2008-03-05 at 17:00 +0100, Hans Rosenfeld wrote: > > There are a few reserved bits in the pte part of the union that could > be > used to extend the pfn or add more status bits in future (a ronly bit,
Were you able to find any other instances of these bitfields being used for kernel<->user communication? I thought you were going to check to see if we could depend on the layout, or if it changed between compilers.
-- Dave
| |