From: Avi Kivity <avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
To: Rusty Russell <rusty-8n+1lVoiYb80n/F98K4Iww@public.gmane.org>
Cc: kvm-devel
<kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org>,
lguest <lguest-mnsaURCQ41sdnm+yROfE0A@public.gmane.org>,
virtualization
<virtualization-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org>
Subject: Re: [PATCH 6/6] virtio ring helper
Date: Thu, 20 Sep 2007 14:43:34 +0200 [thread overview]
Message-ID: <46F26AF6.60904@qumranet.com> (raw)
In-Reply-To: <1190291234.7262.246.camel-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
Rusty Russell wrote:
> These helper routines supply most of the virtqueue_ops for hypervisors
> which want to use a ring for virtio. Unlike the previous lguest
> implementation:
>
> 3) The page numbers are always 64 bit (PAE anyone?)
>
32 bits of page numbers give 44 bits of physical address on x86. That's
16TB per guest. Admittedly it's smaller on a VAX.
I don't like the chaining and would prefer the descriptor to refer to an
array of page descriptors. However I can't complain since this isn't
common code.
--
error compiling committee.c: too many arguments to function
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next prev parent reply other threads:[~2007-09-20 12:43 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-09-20 12:03 [PATCH 0/6] virtio with config abstraction and ring implementation Rusty Russell
[not found] ` <1190289808.7262.223.camel-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2007-09-20 12:09 ` [PATCH 1/6] virtio interace Rusty Russell
[not found] ` <1190290140.7262.228.camel-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2007-09-20 12:12 ` [PATCH 2/6] virtio_config Rusty Russell
[not found] ` <1190290369.7262.231.camel-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2007-09-20 12:14 ` [PATCH 3/6] virtio net driver Rusty Russell
[not found] ` <1190290495.7262.235.camel-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2007-09-20 12:16 ` [PATCH 4/6] virtio block driver Rusty Russell
[not found] ` <1190290606.7262.239.camel-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2007-09-20 12:19 ` [PATCH 5/6] virtio console driver Rusty Russell
[not found] ` <1190290761.7262.242.camel-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2007-09-20 12:27 ` [PATCH 6/6] virtio ring helper Rusty Russell
[not found] ` <1190291234.7262.246.camel-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2007-09-20 12:43 ` Avi Kivity [this message]
[not found] ` <46F26AF6.60904-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-09-21 2:04 ` Rusty Russell
[not found] ` <1190340251.19451.36.camel-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2007-09-23 10:05 ` Avi Kivity
[not found] ` <46F63A64.9070200-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-09-23 11:40 ` Rusty Russell
[not found] ` <1190547607.27805.120.camel-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2007-09-23 11:46 ` Avi Kivity
2007-09-20 12:27 ` [PATCH 4/6] virtio block driver Jens Axboe
[not found] ` <20070920122713.GK2367-tSWWG44O7X1aa/9Udqfwiw@public.gmane.org>
2007-09-21 12:00 ` Rusty Russell
[not found] ` <1190376007.27805.19.camel-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2007-09-21 12:27 ` Jens Axboe
[not found] ` <20070921122746.GO2367-tSWWG44O7X1aa/9Udqfwiw@public.gmane.org>
2007-09-23 6:47 ` Rusty Russell
2007-09-20 13:05 ` Jens Axboe
2007-09-21 2:06 ` Rusty Russell
[not found] ` <1190340367.19451.40.camel-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2007-09-21 11:47 ` Jens Axboe
[not found] ` <20070921114703.GN2367-tSWWG44O7X1aa/9Udqfwiw@public.gmane.org>
2007-09-21 12:30 ` Rusty Russell
2007-09-21 10:48 ` [PATCH 3/6] virtio net driver Christian Borntraeger
[not found] ` <200709211248.11783.borntraeger-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org>
2007-09-21 11:53 ` Rusty Russell
[not found] ` <1190375615.27805.9.camel-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2007-09-21 12:36 ` Christian Borntraeger
[not found] ` <200709211436.43964.borntraeger-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org>
2007-09-21 14:08 ` Herbert Xu
[not found] ` <20070921140833.GA12242-lOAM2aK0SrRLBo1qDEOMRrpzq4S04n8Q@public.gmane.org>
2007-09-21 14:42 ` Christian Borntraeger
[not found] ` <200709211642.25208.borntraeger-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org>
2007-09-23 7:13 ` Rusty Russell
2007-09-20 12:36 ` [PATCH 2/6] virtio_config Avi Kivity
[not found] ` <46F26958.4080102-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-09-20 12:55 ` Avi Kivity
[not found] ` <46F26DC7.9040001-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-09-21 1:50 ` Rusty Russell
[not found] ` <1190339435.19451.23.camel-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2007-09-22 13:03 ` Avi Kivity
2007-09-20 12:27 ` [PATCH 1/6] virtio interace Avi Kivity
2007-09-21 11:37 ` [kvm-devel] " Rusty Russell
2007-09-21 12:05 ` Arnd Bergmann
[not found] ` <200709211405.32116.arnd-r2nGTMty4D4@public.gmane.org>
2007-09-21 12:45 ` Rusty Russell
[not found] ` <1190378736.27805.54.camel-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2007-09-21 14:22 ` Arnd Bergmann
2007-09-22 9:55 ` Rusty Russell
[not found] ` <1190454934.27805.80.camel-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2007-09-22 10:01 ` Arnd Bergmann
[not found] ` <200709221201.33865.arnd-r2nGTMty4D4@public.gmane.org>
2007-09-23 8:33 ` Rusty Russell
[not found] ` <1190536431.27805.109.camel-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2007-09-23 11:20 ` Dor Laor
2007-09-20 13:43 ` [PATCH 0/6] virtio with config abstraction and ring implementation Dor Laor
[not found] ` <46F2791A.8070601-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-09-20 13:50 ` [Lguest] [PATCH 0/6] virtio with config abstraction and ringimplementation Dor Laor
2007-09-21 3:20 ` [PATCH 0/6] virtio with config abstraction and ring implementation Rusty Russell
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