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Re: [PATCH] Re: tmem on 4.1 (was [Xen-devel] Re: Freeze schedule)

To: Keir Fraser <keir@xxxxxxx>
Subject: Re: [PATCH] Re: tmem on 4.1 (was [Xen-devel] Re: Freeze schedule)
From: Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>
Date: Fri, 21 Jan 2011 17:32:45 +0000
Cc: Tim Deegan <Tim.Deegan@xxxxxxxxxxxxx>, Dan Magenheimer <dan.magenheimer@xxxxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>, Jan Beulich <JBeulich@xxxxxxxxxx>
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Keir Fraser writes ("Re: [PATCH] Re: tmem on 4.1 (was [Xen-devel] Re: Freeze 
> Tbh I was wondering whether anyone is really using it in earnest. No
> upstream kernels support it? If noone's using it, who really cares whether
> it's enabled or not, apart from its author.

If using it can break order>0 allocations, some of which we still
have, then perhaps we don't want it enabled because it's an
opportunity for DoS by a guest ?


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