From: Keir Fraser <keir.fraser@eu.citrix.com>
To: "Mick.Jordan@sun.com" <Mick.Jordan@sun.com>,
"xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>
Subject: Re: Bulk pagetable unmap
Date: Mon, 09 Mar 2009 17:52:50 +0000 [thread overview]
Message-ID: <C5DB07F2.48D8%keir.fraser@eu.citrix.com> (raw)
In-Reply-To: <49B543DE.4050406@Sun.COM>
On 09/03/2009 16:29, "Mick Jordan" <Mick.Jordan@sun.com> wrote:
> Is it possible to use HYPERVISOR_mmu_update to unmap an area of the
> virtual address range and achieve the TLB update at the same time. I.e.,
> a bulk version of:
>
> return HYPERVISOR_update_va_mapping(addr), val,
> (unsigned long)UVMF_ALL | UVMF_INVLPG);
You'll have to do a multicall of HYPERVISOR_mmu_update followed by
HYPERVISOR_mmuext_op.
> Mick.
>
> P.S. What happened to the developer manual for 3.3? The xen.org site
> only shows a user manual.
There's no actively maintained developer manual.
-- Keir
prev parent reply other threads:[~2009-03-09 17:52 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-03-09 16:29 Bulk pagetable unmap Mick Jordan
2009-03-09 17:12 ` Mark Williamson
2009-03-09 17:52 ` Keir Fraser [this message]
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