Re: [PATCH] kdump, oldmem: support mmap on /dev/oldmem

[Vivek Goyal]

On Fri, Feb 08, 2013 at 12:33:49AM +0000, Hatayama, Daisuke wrote:

[..]
> Also, remap_pfn_range is the function exported into kernel modules, so changing the third argument means changing ABI. Introducing a kind of remap_pfn_range_64 is a good idea? if there's someone needing the feature on 32-bit kernel.

I thought kernel does not care about compatibility with out of tree
modules and any user of in-tree module is updated to use new API. I could
be wrong though...

Thanks
Vivek
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