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From: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
To: Jeff Smith <jsmith.lkml@gmail.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>,
        "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
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Subject: Re: remap_file_pages() use
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Date: Mon, 26 May 2014 16:47:18 +0300 (EEST)
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Jeff Smith wrote:
> OK, I misinterpreted "the overlapped part of the mapping(s) will be
> discarded" as discarding the -new- mappings. My objections about
> needing a replacement for remap_file_pages() are gone, but my concerns
> about existing code still remain.

As I said, emulation will be there for long time. With warning in dmesg.
The emulation is interface-compatible, but slower in some cases (not
your's).

-- 
 Kirill A. Shutemov