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Re: [Qemu-devel] [PATCH 2/2] mem: highlight the listener's priority as e

From: liu ping fan
Subject: Re: [Qemu-devel] [PATCH 2/2] mem: highlight the listener's priority as enum
Date: Thu, 9 May 2013 17:30:48 +0800

On Thu, May 9, 2013 at 5:21 PM, Peter Maydell <address@hidden> wrote:
> On 9 May 2013 01:40, Liu Ping Fan <address@hidden> wrote:
>> From: Liu Ping Fan <address@hidden>
>> It will make the priority prominent, when new listener added.
>> All the priority's value are kept unchanged, except for vhost
>> and hostmem.(Changes introduced by prev patch)
> Any chance of something somewhere which explains why
> these various things care about the order and thus
> need these particular priorities? (ie what are the
> dependencies between the listeners?)
Sorry, I do not go so deeply, so leave the original value as they are.
 As far as I know, the most prominent one is the kvm and the core. If
a region removed from core earlier than kvm, then
cpu_physical_memory_rw() can use an address valid in kvm, but invalid
for radix-tree, and cause error.

> thanks
> -- PMM

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