linux-kernel - Re: [PATCH 0/7] mm: vma->vm

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Message-ID: <m2ty14yie1.fsf@firstfloor.org>
Date:	Sat, 31 Mar 2012 07:06:30 -0700
From:	Andi Kleen <andi@...stfloor.org>
To:	Konstantin Khlebnikov <khlebnikov@...nvz.org>
Cc:	linux-mm@...ck.org, Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org,
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [PATCH 0/7] mm: vma->vm_flags diet

Konstantin Khlebnikov <khlebnikov@...nvz.org> writes:

> This patch-set moves/kills some VM_* flags in vma->vm_flags bit-field,
> as result there appears four free bits.
>
> Also I'm working on VM_RESERVED reorganization, probably it also can be killed.
> It lost original swapout-protection sense in 2.6 and now is used for other purposes.

Great, I ran into this problem recently too: I wanted to add a new bit,
but there was none.

-Andi

-- 
ak@...ux.intel.com -- Speaking for myself only
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