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From: Avi Kivity <avi@redhat.com>
To: lidong chen <chen.lidong.kernel@gmail.com>
Cc: Gleb Natapov <gleb@redhat.com>, kvm@vger.kernel.org
Subject: Re: Why so many vm exits caused by ept violation
Date: Mon, 15 Nov 2010 11:09:40 +0200	[thread overview]
Message-ID: <4CE0F8D4.6090100@redhat.com> (raw)
In-Reply-To: <AANLkTinHSF3q_2G1RZdpc16DonKyjw=MrSV8yADzsoxQ@mail.gmail.com>

On 11/15/2010 09:24 AM, lidong chen wrote:
> the address is the Region 1 of virtio_net.
>
> why virtio_net use this address caused ept violation?

It's probably the MSIX mask bit.  Older kernels program this bit twice 
on every interrupt.  Newer kernels do this much less frequently.  Try 
with a new kernel and see.

-- 
error compiling committee.c: too many arguments to function


  reply	other threads:[~2010-11-15  9:09 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-11-08 12:15 Why so many vm exits caused by ept violation lidong chen
2010-11-08 14:01 ` Avi Kivity
2010-11-08 16:29   ` lidong chen
2010-11-09  7:37     ` lidong chen
2010-11-09  7:45       ` Gleb Natapov
2010-11-09  9:04         ` lidong chen
2010-11-09  9:27           ` Gleb Natapov
2010-11-09 10:24             ` lidong chen
2010-11-09 11:24               ` Gleb Natapov
2010-11-10  7:09                 ` lidong chen
2010-11-10  8:26                   ` Avi Kivity
2010-11-15  4:34                     ` lidong chen
2010-11-15  6:40                       ` lidong chen
2010-11-15  7:24                         ` lidong chen
2010-11-15  9:09                           ` Avi Kivity [this message]
2010-11-15 12:39                             ` lidong chen
2010-11-15 12:44                               ` lidong chen
2010-11-16 13:35                                 ` lidong chen

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