l <getaru...@gmail.com> wrote:
> > Hello Nikhil,
> >
> > On Wed, Sep 28, 2016 at 6:55 PM, Nikhil Utane
> > <nikhil.subscri...@gmail.com> wrote:
> >> base1 = 0xA4D000; size1=0x1000;
> >> memblock_reserve (base1, size1);
>
> Most probably yo
Hi,
This is the hole that we see in system RAM.
Shouldn't the 0xA4D page be out of limit for Linux Kernel?
# cat /proc/iomem
-00a4cfff : System RAM
00a4d000-00a4dfff : csSIGILL
00a4e000-bfff : System RAM
-Regards
Nikhil
On Wed, Sep 28, 2016 at 6:55 PM, Nikhil Utane <nikhil.subs
n Wed, Sep 28, 2016 at 3:12 PM, Arun Sudhilal <getaru...@gmail.com> wrote:
> Hello Nikhil,
>
> On Wed, Sep 28, 2016 at 2:41 PM, Nikhil Utane
> <nikhil.subscri...@gmail.com> wrote:
> > Arun,
> >
> > What seems to have done the trick is calling memblock_rem
<getaru...@gmail.com> wrote:
> Hello Nikhil,
>
> On Fri, Sep 9, 2016 at 7:01 AM, Nikhil Utane
> <nikhil.subscri...@gmail.com> wrote:
> > I want to reserve a physical memory page with a fixed PFN. I do not want
> > this page to be used by anyone else. I am calling
Pardon my
ignorance. I am not much of a kernel programmer.
Thank you for your help so far. Appreciate it.
-Regards
Nikhil
On Fri, Sep 16, 2016 at 4:52 AM, Min-Hua Chen <orca.c...@gmail.com> wrote:
>
>
> On Thu, Sep 15, 2016 at 4:23 PM, Nikhil Utane <nikhil.subscri...@gmail.com
>
o linear mapping on them. It prevents the memory
> from CPU accessing by the linear address. To access the memory (by CPU),
> you must use ioremap() to create a mapping to them.
>
>
> MH Chen
>
> On Fri, Sep 9, 2016 at 5:29 PM, Nikhil Utane <nikhil.subscri...@gmail.com>
I want to reserve a physical memory page with a fixed PFN. I do not want
this page to be used by anyone else. I am calling memblock_reserve() to
supposedly reserve the page. I am writing some content into this page. What
I see is that during some runs the content of this page is modified (either
Hi,
I want to reserve a physical memory page with a fixed PFN. I do not want
this page to be used by anyone else. I am calling memblock_reserve() to
supposedly reserve the page. I am writing some content into this page. What
I see is that during some runs the content of this page is modified