From: Rik van Riel <riel@redhat.com>
To: Izik Eidus <izike@qumranet.com>
Cc: kvm-devel <kvm-devel@lists.sourceforge.net>,
andrea@qumranet.com, avi@qumranet.com, dor.laor@qumranet.com,
linux-mm@kvack.org, yaniv@qumranet.com
Subject: Re: [kvm-devel] [RFC][PATCH 0/5] Memory merging driver for Linux
Date: Wed, 23 Jan 2008 12:05:10 -0500 [thread overview]
Message-ID: <20080123120510.4014e382@bree.surriel.com> (raw)
In-Reply-To: <4794C2E1.8040607@qumranet.com>
On Mon, 21 Jan 2008 18:05:53 +0200
Izik Eidus <izike@qumranet.com> wrote:
> i added 2 new functions to the kernel
> one:
> page_wrprotect() make the page as read only by setting the ptes point to
> it as read only.
> second:
> replace_page() - replace the pte mapping related to vm area between two
> pages
How will this work on CPUs with nested paging support, where the
CPU does the guest -> physical address translation? (opposed to
having shadow page tables)
Is it sufficient to mark the page read-only in the guest->physical
translation page table?
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next prev parent reply other threads:[~2008-01-23 17:05 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-01-21 16:05 Izik Eidus
2008-01-23 17:05 ` Rik van Riel [this message]
2008-01-23 17:54 ` [kvm-devel] " Andrea Arcangeli
2008-01-23 18:11 ` Izik Eidus
2008-01-24 5:38 ` Avi Kivity
2008-01-23 23:10 ` Chris Wright
2008-01-24 5:40 ` Avi Kivity
2008-01-24 9:26 ` Izik Eidus
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