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Date:	Sat, 04 Oct 2014 06:13:27 -0700
From:	Andi Kleen <>
To:	Andrea Arcangeli <>
	Linus Torvalds <>
Subject: Re: [PATCH 12/17] mm: sys_remap_anon_pages

Andrea Arcangeli <> writes:

> This new syscall will move anon pages across vmas, atomically and
> without touching the vmas.
> It only works on non shared anonymous pages because those can be
> relocated without generating non linear anon_vmas in the rmap code.


> It is an alternative to mremap.

Why a new syscall? Couldn't mremap do this transparently?


-- -- Speaking for myself only
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