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From: "Slutz, Donald Christopher" <dslutz@verizon.com>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: "xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>,
	"Stefano Stabellini" <stefano.stabellini@eu.citrix.com>,
	"Konrad Rzeszutek Wilk" <konrad.wilk@oracle.com>,
	"qemu-devel@nongnu.org" <qemu-devel@nongnu.org>,
	"Anthony Liguori" <aliguori@amazon.com>,
	"Igor Mammedov" <imammedo@redhat.com>,
	"Andreas Färber" <afaerber@suse.de>
Subject: Re: [Qemu-devel] [Xen-devel] [PATCH v5 2/3] pc & q35: Add new machine opt max-ram-below-4g
Date: Wed, 18 Jun 2014 13:28:09 +0000	[thread overview]
Message-ID: <A3CD31A5D207064088A18AC2AF7B5DC6975BA9E4@MIA20725MBX891A.apps.tmrk.corp> (raw)
In-Reply-To: <20140617201713.GA16416@redhat.com>

On 06/17/14 16:17, Michael S. Tsirkin wrote:
> On Tue, Jun 17, 2014 at 04:08:54PM -0400, Konrad Rzeszutek Wilk wrote:
>> On Tue, Jun 17, 2014 at 10:43:29PM +0300, Michael S. Tsirkin wrote:
[snip]
>> I think he mentioned PCI devices, not PCIe.
> OK that's a small niche but it makes some sense.
> So let's focus on this case, it can be addressed
> cleanly:
>
> 	default: max-ram-below-4g=4g
> 	pc:
> 		low = MIN(low, max-ram-below-4g)
>
> no special handling for any corner cases.
>
> For bonus points detect and warn if value chosen causes
> alignment issues.
>

v7 of this is being tested.  Expect to post today.

    -Don Slutz

WARNING: multiple messages have this Message-ID (diff)
From: "Slutz, Donald Christopher" <dslutz@verizon.com>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: "xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>,
	"Stefano Stabellini" <stefano.stabellini@eu.citrix.com>,
	"qemu-devel@nongnu.org" <qemu-devel@nongnu.org>,
	"Anthony Liguori" <aliguori@amazon.com>,
	"Igor Mammedov" <imammedo@redhat.com>,
	"Andreas Färber" <afaerber@suse.de>
Subject: Re: [PATCH v5 2/3] pc & q35: Add new machine opt max-ram-below-4g
Date: Wed, 18 Jun 2014 13:28:09 +0000	[thread overview]
Message-ID: <A3CD31A5D207064088A18AC2AF7B5DC6975BA9E4@MIA20725MBX891A.apps.tmrk.corp> (raw)
In-Reply-To: <20140617201713.GA16416@redhat.com>

On 06/17/14 16:17, Michael S. Tsirkin wrote:
> On Tue, Jun 17, 2014 at 04:08:54PM -0400, Konrad Rzeszutek Wilk wrote:
>> On Tue, Jun 17, 2014 at 10:43:29PM +0300, Michael S. Tsirkin wrote:
[snip]
>> I think he mentioned PCI devices, not PCIe.
> OK that's a small niche but it makes some sense.
> So let's focus on this case, it can be addressed
> cleanly:
>
> 	default: max-ram-below-4g=4g
> 	pc:
> 		low = MIN(low, max-ram-below-4g)
>
> no special handling for any corner cases.
>
> For bonus points detect and warn if value chosen causes
> alignment issues.
>

v7 of this is being tested.  Expect to post today.

    -Don Slutz

  reply	other threads:[~2014-06-18 13:28 UTC|newest]

Thread overview: 53+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-06-06 17:52 [Qemu-devel] [PATCH v5 0/3] Add max-ram-below-4g (was Add pci_hole_min_size machine option) Don Slutz
2014-06-06 17:52 ` Don Slutz
2014-06-06 17:52 ` [Qemu-devel] [PATCH v5 1/3] xen-hvm: Fix xen_hvm_init() to adjust pc memory layout Don Slutz
2014-06-06 17:52   ` Don Slutz
2014-06-06 17:52 ` [Qemu-devel] [PATCH v5 2/3] pc & q35: Add new machine opt max-ram-below-4g Don Slutz
2014-06-06 17:52   ` Don Slutz
2014-06-08 15:40   ` [Qemu-devel] " Michael S. Tsirkin
2014-06-08 15:40     ` Michael S. Tsirkin
2014-06-09 14:20     ` [Qemu-devel] " Don Slutz
2014-06-09 14:20       ` Don Slutz
2014-06-09 14:38       ` [Qemu-devel] " Michael S. Tsirkin
2014-06-09 14:38         ` Michael S. Tsirkin
2014-06-09 15:10         ` [Qemu-devel] " Marcel Apfelbaum
2014-06-09 15:37           ` Igor Mammedov
2014-06-09 15:37             ` Igor Mammedov
2014-06-09 17:33             ` [Qemu-devel] " Marcel Apfelbaum
2014-06-09 17:33               ` Marcel Apfelbaum
2014-06-09 20:03               ` [Qemu-devel] " Don Slutz
2014-06-09 20:03                 ` Don Slutz
2014-06-09 19:13         ` [Qemu-devel] " Don Slutz
2014-06-09 19:13           ` Don Slutz
2014-06-10  7:36           ` [Qemu-devel] " Gerd Hoffmann
2014-06-10  7:36             ` Gerd Hoffmann
2014-06-17 17:51             ` [Qemu-devel] " Don Slutz
2014-06-17 17:51               ` Don Slutz
2014-06-18  9:52               ` [Qemu-devel] " Gerd Hoffmann
2014-06-18  9:52                 ` Gerd Hoffmann
2014-06-17 18:22   ` [Qemu-devel] " Michael S. Tsirkin
2014-06-17 18:22     ` Michael S. Tsirkin
2014-06-17 18:44     ` [Qemu-devel] " Don Slutz
2014-06-17 18:44       ` Don Slutz
2014-06-17 19:43       ` [Qemu-devel] " Michael S. Tsirkin
2014-06-17 19:43         ` Michael S. Tsirkin
2014-06-17 20:05         ` [Qemu-devel] " Michael S. Tsirkin
2014-06-17 20:05           ` Michael S. Tsirkin
2014-06-17 20:08         ` [Qemu-devel] [Xen-devel] " Konrad Rzeszutek Wilk
2014-06-17 20:08           ` Konrad Rzeszutek Wilk
2014-06-17 20:17           ` [Qemu-devel] " Michael S. Tsirkin
2014-06-17 20:17             ` Michael S. Tsirkin
2014-06-18 13:28             ` Slutz, Donald Christopher [this message]
2014-06-18 13:28               ` Slutz, Donald Christopher
2014-06-17 20:35           ` [Qemu-devel] [Xen-devel] " Pasi Kärkkäinen
2014-06-17 20:35             ` Pasi Kärkkäinen
2014-06-06 17:52 ` [Qemu-devel] [PATCH v5 3/3] xen-hvm: Pass is_default to xen_hvm_init Don Slutz
2014-06-06 17:52   ` Don Slutz
2014-06-08 15:24   ` [Qemu-devel] " Michael S. Tsirkin
2014-06-08 15:24     ` Michael S. Tsirkin
2014-06-09 14:25     ` [Qemu-devel] " Don Slutz
2014-06-09 14:25       ` Don Slutz
2014-06-09 14:39       ` [Qemu-devel] " Michael S. Tsirkin
2014-06-09 14:39         ` Michael S. Tsirkin
2014-06-08 15:42   ` [Qemu-devel] " Michael S. Tsirkin
2014-06-08 15:42     ` Michael S. Tsirkin

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