From: Avi Kivity <avi@redhat.com>
To: Anthony Liguori <aliguori@us.ibm.com>
Cc: kvm@vger.kernel.org, Gleb Natapov <gleb@redhat.com>
Subject: Re: [PATCH] When switching to a vm8086 task, load segments as 16-bit (v2)
Date: Wed, 12 Aug 2009 16:40:45 +0300 [thread overview]
Message-ID: <4A82C65D.7010007@redhat.com> (raw)
In-Reply-To: <4A82C06B.10400@us.ibm.com>
On 08/12/2009 04:15 PM, Anthony Liguori wrote:
> While the code looks nicer with the second patch, the fact that
> get_rflags() does a vmcs_read() seems 7 times more than before seems
> unfortunate.
We can add kvm_rflags_read(), see kvm_cache_regs.h. In any case, it's
purely academic since task switches are rare and incredibly slow anyway
(you have to vmcs_write() the entire register set for one).
--
error compiling committee.c: too many arguments to function
next prev parent reply other threads:[~2009-08-12 13:40 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-08-11 20:57 [PATCH] When switching to a vm8086 task, load segments as 16-bit (v2) Anthony Liguori
2009-08-12 7:47 ` Avi Kivity
2009-08-12 12:11 ` Avi Kivity
2009-08-12 12:36 ` Avi Kivity
2009-08-12 13:15 ` Anthony Liguori
2009-08-12 13:40 ` Avi Kivity [this message]
2009-08-12 13:50 ` Anthony Liguori
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