From: Paolo Bonzini <pbonzini@redhat.com>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Peter Maydell <peter.maydell@linaro.org>,
Anthony Liguori <aliguori@us.ibm.com>,
Laszlo Ersek <lersek@redhat.com>,
qemu-devel@nongnu.org, Gerd Hoffmann <kraxel@redhat.com>
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 16:47:00 +0200 [thread overview]
Message-ID: <520A46E4.2000208@redhat.com> (raw)
In-Reply-To: <20130812185612.GA1616@redhat.com>
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
next prev parent reply other threads:[~2013-08-13 14:47 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-08-12 18:15 [Qemu-devel] [PATCH v2 for-1.6 0/2] future proof rom loading for cross versiom migration Michael S. Tsirkin
2013-08-12 18:15 ` [Qemu-devel] [PATCH v2 for-1.6 v2 1/2] memory: export migration page size Michael S. Tsirkin
2013-08-12 18:16 ` [Qemu-devel] [PATCH v2 for-1.6 v2 2/2] loader: put FW CFG ROM files into RAM Michael S. Tsirkin
2013-08-12 18:37 ` Peter Maydell
2013-08-12 18:56 ` Michael S. Tsirkin
2013-08-13 14:47 ` Paolo Bonzini [this message]
2013-08-13 15:11 ` Michael S. Tsirkin
2013-08-12 22:03 ` Paolo Bonzini
2013-08-12 18:18 ` [Qemu-devel] [PATCH v2 for-1.6 0/2] future proof rom loading for cross versiom migration Michael S. Tsirkin
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