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 early in the resume path which allows to call into > > Linux subsystems with init_mm virtual mappings (cloned at boot). > > > > Current thread page table pointer and context id is saved on power > > down from active_mm and restored on warm boot. > > Currently the translation tables contains 1:1 mappings of the Linux > > kernel code and data, and 1:1 UNCACHED mapping of control code required > > when MMU > > is turned off in the restore code path. > > > > Signed-off-by: Lorenzo Pieralisi<lorenzo.pieral...@arm.com> > > --- > > arch/arm/kernel/sr_mapping.c | 78 > > ++++++++++++++++++++++++++++++++++++++++++ > > 1 files changed, 78 insertions(+), 0 deletions(-) > > create mode 100644 arch/arm/kernel/sr_mapping.c > > > > diff --git a/arch/arm/kernel/sr_mapping.c b/arch/arm/kernel/sr_mapping.c > > new file mode 100644 > > index 0000000..32640dc > > --- /dev/null > > +++ b/arch/arm/kernel/sr_mapping.c > > @@ -0,0 +1,78 @@ > > +/* > > + * Copyright (C) 2008-2011 ARM Limited > > This is more of question so don't beat me if I am wrong here. > Above file doesn't exist in k.org from 2008 right ? > I noticed this in your other patches too.
Yes you are right, I will updated the whole set. _______________________________________________ linaro-dev mailing list linaro-dev@lists.linaro.org http://lists.linaro.org/mailman/listinfo/linaro-dev
