Re: [Xen-devel] Re: [patch 12/21] Xen-paravirt: Allocate and fre

To:	Andi Kleen <ak@xxxxxx>, Jeremy Fitzhardinge <jeremy@xxxxxxxx>
Subject:	Re: [Xen-devel] Re: [patch 12/21] Xen-paravirt: Allocate and free vmalloc areas
From:	Keir Fraser <keir@xxxxxxxxxxxxx>
Date:	Fri, 16 Feb 2007 11:10:08 +0000
Cc:	Zachary Amsden <zach@xxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxx, virtualization@xxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, Jan Beulich <JBeulich@xxxxxxxxxx>, Chris Wright <chrisw@xxxxxxxxxxxx>, Ian Pratt <ian.pratt@xxxxxxxxxxxxx>, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, Christian Limpach <Christian.Limpach@xxxxxxxxxxxx>
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On 16/2/07 09:18, "Andi Kleen" <ak@xxxxxx> wrote:

>> It's for populating the pagetable in a vmalloc area.  There's magic in
> 
> If the lazy setup doesn't work for you you can always call vmalloc_sync()
> early.

vmalloc_sync_all()? That's a great idea. We can put that in alloc_vm_area()
and kill {lock,unlock}_vm_area() which is a nice interface simplification.

 Thanks!
 Keir

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