On 11/13/2013 02:41 PM, Vivek Goyal wrote:
>
> Hi Peter,
>
> I noticed we seem to be trimming away partial pages in memblock.
>
> memblock_x86_fill() {
> /* throw away partial pages */
> memblock_trim_memory(PAGE_SIZE);
> }
>
> But not in e820 hence they show up in /proc/iomem.
>
Why does /proc/iomem matter?
> How about something along the lines as below patch. This fixes my
> /proc/vmcore mmap() issue.
I'm not sure if what you're seeing is something that is better handled
in userspace.
-hpa
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