linux-kernel - Re: [PATCH 0/2] vhot-net: Use kvm_memslots instead of vhost

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Message-ID: <1324022848.4496.27.camel@lappy>
Date:	Fri, 16 Dec 2011 10:07:28 +0200
From:	Sasha Levin <levinsasha928@...il.com>
To:	Zang Hongyong <zanghongyong@...wei.com>
Cc:	linux-kernel@...r.kernel.org, mst@...hat.com, kvm@...r.kernel.org,
	virtualization@...ts.linux-foundation.org, netdev@...r.kernel.org,
	xiaowei.yang@...wei.com, hanweidong@...wei.com,
	wusongwei@...wei.com
Subject: Re: [PATCH 0/2] vhot-net: Use kvm_memslots instead of vhost_memory
 to translate GPA to HVA

On Fri, 2011-12-16 at 09:59 +0200, Sasha Levin wrote:
> There has been a great deal of effort to keep vhost and kvm untangled.
> One example is the memory translation it has to do, another one is the
> eventfd/irqfd thing it does just so it could signal an IRQ in the guest
> instead of accessing the guest directly.

Actually, CONFIG_VHOST_NET doesn't even depend on CONFIG_KVM, so your
patch will break build when (CONFIG_VHOST_NET=y && CONFIG_KVM=n).

-- 

Sasha.

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