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Re: [Qemu-devel] [PATCH 2/2] mem: highlight the listener's priority as e
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From: |
liu ping fan |
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Subject: |
Re: [Qemu-devel] [PATCH 2/2] mem: highlight the listener's priority as enum |
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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
Re: [Qemu-devel] [PATCH 1/2] Vring: vring's listener's priority should higher than kvm, Michael S. Tsirkin, 2013/05/09