From: Jes Sorensen <Jes.Sorensen@redhat.com>
To: Gleb Natapov <gleb@redhat.com>
Cc: Alexander Graf <agraf@suse.de>,
QEMU Developers <qemu-devel@nongnu.org>,
KVM General <kvm@vger.kernel.org>,
"Kevin O'Connor" <kevin@koconnor.net>,
Avi Kivity <avi@redhat.com>,
Anthony Liguori <aliguori@us.ibm.com>
Subject: Re: [PATCH] QEMU - provide e820 reserve through qemu_cfg
Date: Tue, 26 Jan 2010 09:36:47 +0100 [thread overview]
Message-ID: <4B5EA99F.5020606@redhat.com> (raw)
In-Reply-To: <20100126064645.GI8483@redhat.com>
On 01/26/10 07:46, Gleb Natapov wrote:
> On Mon, Jan 25, 2010 at 06:13:35PM +0100, Jes Sorensen wrote:
>> I am fine with having QEMU build the e820 tables completely if there is
>> a consensus to take that path.
>>
> QEMU can't build the e820 map completely. There are things it doesn't
> know. Like how much memory ACPI tables take and where they are located.
Good point!
I think the conclusion is to do a load-extra-tables kinda interface
allowing QEMU to pass in a bunch of them, but leaving things like the
ACPI space for the BIOS to reserve.
Cheers,
Jes
WARNING: multiple messages have this Message-ID (diff)
From: Jes Sorensen <Jes.Sorensen@redhat.com>
To: Gleb Natapov <gleb@redhat.com>
Cc: Anthony Liguori <aliguori@us.ibm.com>,
KVM General <kvm@vger.kernel.org>, Alexander Graf <agraf@suse.de>,
QEMU Developers <qemu-devel@nongnu.org>,
Kevin O'Connor <kevin@koconnor.net>, Avi Kivity <avi@redhat.com>
Subject: [Qemu-devel] Re: [PATCH] QEMU - provide e820 reserve through qemu_cfg
Date: Tue, 26 Jan 2010 09:36:47 +0100 [thread overview]
Message-ID: <4B5EA99F.5020606@redhat.com> (raw)
In-Reply-To: <20100126064645.GI8483@redhat.com>
On 01/26/10 07:46, Gleb Natapov wrote:
> On Mon, Jan 25, 2010 at 06:13:35PM +0100, Jes Sorensen wrote:
>> I am fine with having QEMU build the e820 tables completely if there is
>> a consensus to take that path.
>>
> QEMU can't build the e820 map completely. There are things it doesn't
> know. Like how much memory ACPI tables take and where they are located.
Good point!
I think the conclusion is to do a load-extra-tables kinda interface
allowing QEMU to pass in a bunch of them, but leaving things like the
ACPI space for the BIOS to reserve.
Cheers,
Jes
next prev parent reply other threads:[~2010-01-26 8:37 UTC|newest]
Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-01-25 16:46 [PATCH] Seabios - read e820 reserve from qemu_cfg Jes Sorensen
2010-01-25 16:46 ` [Qemu-devel] " Jes Sorensen
2010-01-25 16:49 ` [PATCH] QEMU-KVM - provide e820 reserve through qemu_cfg Jes Sorensen
2010-01-25 16:49 ` [Qemu-devel] " Jes Sorensen
2010-01-25 16:52 ` [PATCH] QEMU " Jes Sorensen
2010-01-25 16:52 ` [Qemu-devel] " Jes Sorensen
2010-01-25 16:58 ` Alexander Graf
2010-01-25 16:58 ` [Qemu-devel] " Alexander Graf
2010-01-25 17:13 ` Jes Sorensen
2010-01-25 17:13 ` [Qemu-devel] " Jes Sorensen
2010-01-25 17:28 ` Alexander Graf
2010-01-25 17:28 ` [Qemu-devel] " Alexander Graf
2010-01-25 17:46 ` Jes Sorensen
2010-01-25 17:46 ` [Qemu-devel] " Jes Sorensen
2010-01-25 20:04 ` Alexander Graf
2010-01-25 20:04 ` [Qemu-devel] " Alexander Graf
2010-01-25 20:14 ` Anthony Liguori
2010-01-25 20:14 ` [Qemu-devel] " Anthony Liguori
2010-01-25 21:05 ` Jes Sorensen
2010-01-25 21:05 ` [Qemu-devel] " Jes Sorensen
2010-01-25 21:08 ` Alexander Graf
2010-01-25 21:08 ` [Qemu-devel] " Alexander Graf
2010-01-25 21:24 ` Jes Sorensen
2010-01-25 21:24 ` [Qemu-devel] " Jes Sorensen
2010-01-26 6:46 ` Gleb Natapov
2010-01-26 6:46 ` [Qemu-devel] " Gleb Natapov
2010-01-26 8:36 ` Jes Sorensen [this message]
2010-01-26 8:36 ` Jes Sorensen
2010-01-26 0:24 ` [PATCH] Seabios - read e820 reserve from qemu_cfg Kevin O'Connor
2010-01-26 0:24 ` [Qemu-devel] " Kevin O'Connor
2010-01-26 21:52 ` [PATCH] Seabios - read e820 table " Jes Sorensen
2010-01-26 21:52 ` [Qemu-devel] " Jes Sorensen
2010-01-26 21:53 ` [PATCH] QEMU-KVM - provide e820 table via fw_cfg Jes Sorensen
2010-01-26 21:53 ` [Qemu-devel] " Jes Sorensen
2010-01-26 21:55 ` Alexander Graf
2010-01-26 21:55 ` [Qemu-devel] " Alexander Graf
2010-01-28 4:39 ` [PATCH] Seabios - read e820 table from qemu_cfg Kevin O'Connor
2010-01-28 4:39 ` [Qemu-devel] " Kevin O'Connor
2010-01-29 9:03 ` Jes Sorensen
2010-01-29 9:03 ` [Qemu-devel] " Jes Sorensen
2010-01-29 16:08 ` Gleb Natapov
2010-01-29 16:08 ` [Qemu-devel] " Gleb Natapov
2010-01-30 3:35 ` Kevin O'Connor
2010-01-30 3:35 ` [Qemu-devel] " Kevin O'Connor
2010-02-08 10:31 ` Jes Sorensen
2010-02-08 10:31 ` [Qemu-devel] " Jes Sorensen
2010-02-14 3:16 ` Kevin O'Connor
2010-02-14 3:16 ` [Qemu-devel] " Kevin O'Connor
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