Re: [RFC PATCH 14/17] ARM: kernel: save/restore 1:1 page tables

2011-07-08 Thread Lorenzo Pieralisi
On Fri, Jul 08, 2011 at 03:24:38AM +0100, Santosh Shilimkar wrote: > On 7/7/2011 8:50 AM, Lorenzo Pieralisi wrote: > > This patch adds the code required to allocate and populate page tables > > that are needed by save/restore code to deal with MMU off/on > > transactions. > > > > MMU is enabled ear

Re: [RFC PATCH 14/17] ARM: kernel: save/restore 1:1 page tables

2011-07-07 Thread Santosh Shilimkar
On 7/7/2011 8:50 AM, Lorenzo Pieralisi wrote: This patch adds the code required to allocate and populate page tables that are needed by save/restore code to deal with MMU off/on transactions. MMU is enabled early in the resume path which allows to call into Linux subsystems with init_mm virtual

[RFC PATCH 14/17] ARM: kernel: save/restore 1:1 page tables

2011-07-07 Thread Lorenzo Pieralisi
This patch adds the code required to allocate and populate page tables that are needed by save/restore code to deal with MMU off/on transactions. MMU is enabled early in the resume path which allows to call into Linux subsystems with init_mm virtual mappings (cloned at boot). Current thread page