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Re: [Qemu-devel] [PATCH v2 for-1.6 v2 2/2] loader: put FW CFG ROM files
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From: |
Paolo Bonzini |
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Subject: |
Re: [Qemu-devel] [PATCH v2 for-1.6 v2 2/2] loader: put FW CFG ROM files into RAM |
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Date: |
Tue, 13 Aug 2013 16:47:00 +0200 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130625 Thunderbird/17.0.7 |
Il 12/08/2013 20:56, Michael S. Tsirkin ha scritto:
>> > Similarly, what you're trying to do here doesn't require
>> > that the guest sees any specific host pointer, so you should
>> > just use memory_region_init_ram().
> I was concerned that we are wasting resources here.
> In particular, huge page memory might get allocated
> and there's no need for it as it's never mapped
> into guest.
You are also right, but I think this issue should be fixed separately
(e.g. only use huge pages for main RAM).
Paolo
Re: [Qemu-devel] [PATCH v2 for-1.6 0/2] future proof rom loading for cross versiom migration, Michael S. Tsirkin, 2013/08/12