From: Gleb Natapov <gleb@redhat.com>
To: Avi Kivity <avi@redhat.com>
Cc: Jan Kiszka <jan.kiszka@siemens.com>, qemu-devel <qemu-devel@nongnu.org>
Subject: Re: [Qemu-devel] [RFC] Memory API
Date: Fri, 20 May 2011 14:57:16 +0300 [thread overview]
Message-ID: <20110520115716.GN27310@redhat.com> (raw)
In-Reply-To: <4DD62D8E.2010605@redhat.com>
On Fri, May 20, 2011 at 11:59:58AM +0300, Avi Kivity wrote:
> On 05/19/2011 07:27 PM, Gleb Natapov wrote:
> >> Think of how a window manager folds windows with priorities onto a
> >> flat framebuffer.
> >>
> >> You do a depth-first walk of the tree. For each child list, you
> >> iterate it from the lowest to highest priority, allowing later
> >> subregions override earlier subregions.
> >>
> >I do not think that window manager is a good analogy. Window can
> >overlap with only its siblings. In our memory tree each final node may
> >overlap with any other node in the tree.
> >
>
> Transparent windows.
>
No, still not that. Think about child windows that resides outside of its
parent windows on screen. In our memory region terms think about PCI BAR
is registered to overlap with RAM at address 0x1000 for instance. PCI
BAR memory region and RAM memory region are on very different branches
of the global tree.
--
Gleb.
next prev parent reply other threads:[~2011-05-20 11:57 UTC|newest]
Thread overview: 187+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-05-18 13:12 [Qemu-devel] [RFC] Memory API Avi Kivity
2011-05-18 14:05 ` Jan Kiszka
2011-05-18 14:36 ` Avi Kivity
2011-05-18 15:11 ` Jan Kiszka
2011-05-18 15:17 ` Peter Maydell
2011-05-18 15:30 ` Jan Kiszka
2011-05-18 19:10 ` Anthony Liguori
2011-05-18 19:27 ` Jan Kiszka
2011-05-18 19:34 ` Anthony Liguori
2011-05-18 20:02 ` Alex Williamson
2011-05-18 20:11 ` Jan Kiszka
2011-05-18 20:13 ` Alex Williamson
2011-05-18 20:07 ` Jan Kiszka
2011-05-18 20:41 ` Anthony Liguori
2011-05-19 8:26 ` Gleb Natapov
2011-05-19 8:30 ` Jan Kiszka
2011-05-19 8:44 ` Avi Kivity
2011-05-19 13:59 ` Anthony Liguori
2011-05-19 13:52 ` Anthony Liguori
2011-05-19 13:56 ` Avi Kivity
2011-05-19 13:57 ` Jan Kiszka
2011-05-19 14:04 ` Anthony Liguori
2011-05-19 14:06 ` Jan Kiszka
2011-05-19 14:11 ` Avi Kivity
2011-05-19 18:18 ` Anthony Liguori
2011-05-19 18:50 ` Jan Kiszka
2011-05-19 19:02 ` Anthony Liguori
2011-05-19 19:10 ` Jan Kiszka
2011-05-20 9:15 ` Avi Kivity
2011-05-20 17:30 ` Blue Swirl
2011-05-22 7:23 ` Avi Kivity
2011-05-19 6:31 ` Jan Kiszka
2011-05-19 13:23 ` Anthony Liguori
2011-05-19 13:25 ` Jan Kiszka
2011-05-19 13:26 ` Avi Kivity
2011-05-19 13:35 ` Anthony Liguori
2011-05-19 13:36 ` Jan Kiszka
2011-05-19 13:43 ` Avi Kivity
2011-05-19 13:39 ` Avi Kivity
2011-05-19 8:09 ` Avi Kivity
2011-05-18 15:23 ` Avi Kivity
2011-05-18 15:36 ` Jan Kiszka
2011-05-18 15:42 ` Avi Kivity
2011-05-18 16:00 ` Jan Kiszka
2011-05-18 16:14 ` Avi Kivity
2011-05-18 16:39 ` Jan Kiszka
2011-05-18 16:47 ` Avi Kivity
2011-05-18 17:07 ` Jan Kiszka
2011-05-18 17:15 ` Avi Kivity
2011-05-18 17:40 ` Jan Kiszka
2011-05-18 20:13 ` Richard Henderson
2011-05-19 8:04 ` Avi Kivity
2011-05-19 9:08 ` Gleb Natapov
2011-05-19 9:10 ` Avi Kivity
2011-05-19 9:14 ` Gleb Natapov
2011-05-19 11:44 ` Avi Kivity
2011-05-19 11:54 ` Gleb Natapov
2011-05-19 11:57 ` Jan Kiszka
2011-05-19 11:58 ` Gleb Natapov
2011-05-19 12:02 ` Avi Kivity
2011-05-19 12:21 ` Gleb Natapov
2011-05-19 12:02 ` Jan Kiszka
2011-05-19 11:57 ` Avi Kivity
2011-05-19 12:20 ` Jan Kiszka
2011-05-19 12:50 ` Avi Kivity
2011-05-19 12:58 ` Jan Kiszka
2011-05-19 13:00 ` Avi Kivity
2011-05-19 13:03 ` Jan Kiszka
2011-05-19 13:07 ` Avi Kivity
2011-05-19 13:26 ` Jan Kiszka
2011-05-19 13:30 ` Avi Kivity
2011-05-19 13:43 ` Jan Kiszka
2011-05-19 13:47 ` Avi Kivity
2011-05-19 13:49 ` Anthony Liguori
2011-05-19 13:53 ` Avi Kivity
2011-05-19 14:15 ` Anthony Liguori
2011-05-19 14:20 ` Jan Kiszka
2011-05-19 14:25 ` Anthony Liguori
2011-05-19 14:28 ` Jan Kiszka
2011-05-19 14:31 ` Avi Kivity
2011-05-19 14:37 ` Anthony Liguori
2011-05-19 14:40 ` Avi Kivity
2011-05-19 16:17 ` Gleb Natapov
2011-05-19 16:25 ` Jan Kiszka
2011-05-19 16:28 ` Gleb Natapov
2011-05-19 16:30 ` Jan Kiszka
2011-05-19 16:36 ` Anthony Liguori
2011-05-19 16:49 ` Jan Kiszka
2011-05-19 17:12 ` Gleb Natapov
2011-05-19 18:11 ` Jan Kiszka
2011-05-20 8:58 ` Avi Kivity
2011-05-20 8:56 ` Avi Kivity
2011-05-20 14:51 ` Anthony Liguori
2011-05-20 16:43 ` Olivier Galibert
2011-05-20 17:32 ` Anthony Liguori
2011-05-22 7:36 ` Avi Kivity
2011-05-19 16:43 ` Gleb Natapov
2011-05-19 16:51 ` Jan Kiszka
2011-05-19 16:27 ` Gleb Natapov
2011-05-20 8:59 ` Avi Kivity
2011-05-20 11:57 ` Gleb Natapov [this message]
2011-05-22 7:37 ` Avi Kivity
2011-05-22 8:06 ` Gleb Natapov
2011-05-22 8:09 ` Avi Kivity
2011-05-22 8:59 ` Gleb Natapov
2011-05-22 12:26 ` Avi Kivity
2011-05-19 16:32 ` Anthony Liguori
2011-05-19 16:35 ` Jan Kiszka
2011-05-19 16:38 ` Anthony Liguori
2011-05-19 16:50 ` Jan Kiszka
2011-05-20 9:03 ` Avi Kivity
2011-05-20 9:01 ` Avi Kivity
2011-05-20 15:33 ` Anthony Liguori
2011-05-20 15:59 ` Jan Kiszka
2011-05-22 7:38 ` Avi Kivity
2011-05-22 15:42 ` Anthony Liguori
2011-05-19 14:21 ` Avi Kivity
2011-05-19 13:44 ` Anthony Liguori
2011-05-19 13:47 ` Jan Kiszka
2011-05-19 13:50 ` Anthony Liguori
2011-05-19 13:55 ` Jan Kiszka
2011-05-19 13:55 ` Avi Kivity
2011-05-19 18:06 ` Anthony Liguori
2011-05-19 18:21 ` Jan Kiszka
2011-05-19 13:49 ` Avi Kivity
2011-05-19 9:24 ` Edgar E. Iglesias
2011-05-19 14:49 ` Peter Maydell
2011-05-18 16:33 ` Anthony Liguori
2011-05-18 16:41 ` Avi Kivity
2011-05-18 17:04 ` Anthony Liguori
2011-05-18 17:13 ` Avi Kivity
2011-05-18 16:42 ` Jan Kiszka
2011-05-18 17:05 ` Avi Kivity
2011-05-18 15:14 ` Anthony Liguori
2011-05-18 15:26 ` Avi Kivity
2011-05-18 16:21 ` Avi Kivity
2011-05-18 16:42 ` Jan Kiszka
2011-05-18 16:49 ` Avi Kivity
2011-05-18 17:11 ` Anthony Liguori
2011-05-18 17:38 ` Jan Kiszka
2011-05-18 15:08 ` Anthony Liguori
2011-05-18 15:37 ` Avi Kivity
2011-05-18 19:36 ` Jan Kiszka
2011-05-18 15:47 ` Stefan Weil
2011-05-18 16:06 ` Avi Kivity
2011-05-18 16:51 ` Richard Henderson
2011-05-18 16:53 ` Avi Kivity
2011-05-18 17:03 ` Richard Henderson
2011-05-18 15:58 ` Avi Kivity
2011-05-18 16:26 ` Richard Henderson
2011-05-18 16:37 ` Avi Kivity
2011-05-18 17:17 ` Avi Kivity
2011-05-18 19:40 ` Jan Kiszka
2011-05-19 8:06 ` Avi Kivity
2011-05-19 8:08 ` Jan Kiszka
2011-05-19 8:13 ` Avi Kivity
2011-05-19 8:25 ` Jan Kiszka
2011-05-19 8:43 ` Avi Kivity
2011-05-19 9:24 ` Jan Kiszka
2011-05-19 11:58 ` Avi Kivity
2011-05-19 13:36 ` Anthony Liguori
2011-05-19 13:37 ` Jan Kiszka
2011-05-19 13:41 ` Avi Kivity
2011-05-19 17:39 ` Gleb Natapov
2011-05-19 18:03 ` Anthony Liguori
2011-05-19 18:28 ` Gleb Natapov
2011-05-19 18:33 ` Anthony Liguori
2011-05-19 18:11 ` Jan Kiszka
2011-05-19 18:22 ` Gleb Natapov
2011-05-19 18:27 ` Jan Kiszka
2011-05-19 18:40 ` Gleb Natapov
2011-05-19 18:45 ` Jan Kiszka
2011-05-19 18:50 ` Gleb Natapov
2011-05-19 18:55 ` Jan Kiszka
2011-05-19 19:02 ` Jan Kiszka
2011-05-20 7:23 ` Gleb Natapov
2011-05-20 7:40 ` Jan Kiszka
2011-05-20 11:25 ` Gleb Natapov
2011-05-22 7:50 ` Avi Kivity
2011-05-22 8:41 ` Gleb Natapov
2011-05-22 10:53 ` Jan Kiszka
2011-05-22 11:29 ` Avi Kivity
2011-05-23 8:45 ` Gleb Natapov
2011-05-23 22:29 ` Jamie Lokier
2011-05-20 9:10 ` Avi Kivity
2011-05-20 12:08 ` Gleb Natapov
2011-05-22 7:56 ` Avi Kivity
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