From: Big Strong <fangtuo90@gmail.com>
To: xen-devel <xen-devel@lists.xen.org>
Subject: Re: handle virtualization exception
Date: Sat, 4 Jun 2016 20:35:30 +0800 [thread overview]
Message-ID: <CAFnE1f2xob55iABmkKimWq_rpOJ4N0LmoTjF_mgjLOWhnhmoTg@mail.gmail.com> (raw)
In-Reply-To: <CAFnE1f1c_jD1hDshrqCLftTTVm2+4o1+-sVEUDKbDVCdeY1Cig@mail.gmail.com>
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To handle this system reserved exception, should I modify the linux kernel
instead of using loadable kernel module? Is there any suggestions?
2016-06-01 11:08 GMT+08:00 Big Strong <fangtuo90@gmail.com>:
> Virtualization exception is a fault exception caused by specific type of
> EPT violations. The vector is 20, which is not defined in linux kernel
> (traps.h), also no exception handling function is defined (traps.c). So is
> there any way to implement it as a LKM? As it is needed to
> set virtualization-exception information area and virtualization exception
> handler ((for example, by executing the EPTP-switching VM function), it is
> inflexible to implement it in linux kernel directly.
>
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prev parent reply other threads:[~2016-06-04 12:35 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-01 3:08 handle virtualization exception Big Strong
2016-06-04 12:35 ` Big Strong [this message]
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