From: Christoph Lameter <clameter@sgi.com>
To: Nick Piggin <nickpiggin@yahoo.com.au>
Cc: akpm@linux-foundation.org, linux-mm@kvack.org
Subject: Re: vmalloc: Return page array on vunmap
Date: Thu, 27 Mar 2008 11:48:48 -0700 (PDT) [thread overview]
Message-ID: <Pine.LNX.4.64.0803271147170.7531@schroedinger.engr.sgi.com> (raw)
In-Reply-To: <200803272322.20493.nickpiggin@yahoo.com.au>
On Thu, 27 Mar 2008, Nick Piggin wrote:
> Is this really for something important? Because vmap/vunmap is so slow
> and unscalable that it is pretty well unusable for any kind of dynamic
> allocations. I have mostly rewritten it so it is a lot more scalable,
> but all these little patches will make annoying rejects... Can it wait?
Its necessary for the virtual compound page patchset which relies on
vmap/vunmap. Is the rewrite available somewhere?
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next prev parent reply other threads:[~2008-03-27 18:48 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-03-27 4:18 vmalloc: Return page array on vunmap, " Christoph Lameter, Christoph Lameter
2008-03-27 12:22 ` Nick Piggin
2008-03-27 18:48 ` Christoph Lameter [this message]
2008-03-27 23:02 ` Nick Piggin
2008-03-28 18:51 ` Christoph Lameter
2008-03-28 0:47 ` KAMEZAWA Hiroyuki
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