Re: [PATCH] pstore: add support for 64 Bit address space

[Wladislav Wiebe]

Am 14.11.2015 um 00:46 schrieb EXT Kees Cook:
> On Fri, Nov 13, 2015 at 4:10 AM, Wiebe, Wladislav (Nokia - DE/Ulm)
> <wladislav.wiebe@xxxxxxxxx> wrote:
> > Some architectures has there reserved RAM in 64 Bit address space.
> > Therefore converting mem_address module parameter to ullong.
> >
> > Signed-off-by: Wladislav Wiebe <wladislav.wiebe@xxxxxxxxx>
>
> If this works correctly, I have no objection. :)

I can confirm, it works fine :-)


Thanks!
- Wladislav Wiebe

> Acked-by: Kees Cook <keescook@xxxxxxxxxxxx>
>
> Thanks!
>
> -Kees
>
> > ---
> >   fs/pstore/ram.c            |    4 ++--
> >   include/linux/pstore_ram.h |    2 +-
> >   2 files changed, 3 insertions(+), 3 deletions(-)
> >
> > diff --git a/fs/pstore/ram.c b/fs/pstore/ram.c
> > index 319c3a6..bd9812e 100644
> > --- a/fs/pstore/ram.c
> > +++ b/fs/pstore/ram.c
> > @@ -55,8 +55,8 @@ static ulong ramoops_pmsg_size = MIN_MEM_SIZE;
> >   module_param_named(pmsg_size, ramoops_pmsg_size, ulong, 0400);
> >   MODULE_PARM_DESC(pmsg_size, "size of user space message log");
> >
> > -static ulong mem_address;
> > -module_param(mem_address, ulong, 0400);
> > +static unsigned long long mem_address;
> > +module_param(mem_address, ullong, 0400);
> >   MODULE_PARM_DESC(mem_address,
> >                  "start of reserved RAM used to store oops/panic logs");
> >
> > diff --git a/include/linux/pstore_ram.h b/include/linux/pstore_ram.h
> > index 9c9d6c1..4660aaa 100644
> > --- a/include/linux/pstore_ram.h
> > +++ b/include/linux/pstore_ram.h
> > @@ -76,7 +76,7 @@ ssize_t persistent_ram_ecc_string(struct persistent_ram_zone *prz,
> >
> >   struct ramoops_platform_data {
> >          unsigned long   mem_size;
> > -       unsigned long   mem_address;
> > +       phys_addr_t     mem_address;
> >          unsigned int    mem_type;
> >          unsigned long   record_size;
> >          unsigned long   console_size;
> > --
> > 1.7.1
> >
> > Regards,
> > Wladislav Wiebe

--
Regards,
Wladislav Wiebe
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