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From: Bernhard Held <bheld@mgpi.de>
To: Marcelo Tosatti <mtosatti@redhat.com>
Cc: Avi Kivity <avi@redhat.com>, kvm-devel <kvm@vger.kernel.org>
Subject: Re: KVM: MMU: handle large host sptes on invlpg/resync
Date: Mon, 22 Dec 2008 23:29:19 +0100	[thread overview]
Message-ID: <495014BF.3030207@mgpi.de> (raw)
In-Reply-To: <20081222204930.GA3695@amt.cnet>

> The invlpg and sync walkers lack knowledge of large host sptes,
> descending to non-existant pagetable level.
> 
> Stop at directory level in such case.
> 
> Fixes SMP Windows XP with hugepages.
> 
> Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
I happily confirm that with Marcelo's patch applied on kvm-81 my WXP
guest is working again with hugepages and SMP.

Thanks for the quick fix!

Bernhard

  reply	other threads:[~2008-12-22 22:29 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-12-22 20:49 KVM: MMU: handle large host sptes on invlpg/resync Marcelo Tosatti
2008-12-22 22:29 ` Bernhard Held [this message]
2008-12-23 10:16 ` Avi Kivity

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