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Re: [Qemu-devel] [PATCH v2 for-1.6 v2 2/2] loader: put FW CFG ROM files
From: |
Michael S. Tsirkin |
Subject: |
Re: [Qemu-devel] [PATCH v2 for-1.6 v2 2/2] loader: put FW CFG ROM files into RAM |
Date: |
Tue, 13 Aug 2013 18:11:16 +0300 |
On Tue, Aug 13, 2013 at 04:47:00PM +0200, Paolo Bonzini wrote:
> 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
OK.
I switched to memory_region_init_ram for v3.
Re: [Qemu-devel] [PATCH v2 for-1.6 0/2] future proof rom loading for cross versiom migration, Michael S. Tsirkin, 2013/08/12