2009/3/5 Andrew Thompson :
> Hi,
>
>
> I have started a page to track USB tasks, please update with any items
> and feel free to work on any.
>
> Any discussion about the items should happen on the usb@ mailing list.
>
> http://wiki.freebsd.org/USBTODO
>
Please, add the DDB support. This is now im
Excuse my ignorance, but what is meant by "doorbell" ?
-aW
0n Thu, Mar 05, 2009 at 12:09:47AM +0100, Hans Petter Selasky wrote:
>The new USB stack _is_ doing things faster than the old one. I have gone
>through a large range of tests before I landed on the doorbell trick.
>Ac
Hi,
I have started a page to track USB tasks, please update with any items
and feel free to work on any.
Any discussion about the items should happen on the usb@ mailing list.
http://wiki.freebsd.org/USBTODO
cheers,
Andrew
___
freebsd-usb@freebsd.or
On Wednesday 04 March 2009, Steve Calfee wrote:
> On Wed, Mar 4, 2009 at 2:10 PM, Hans Petter Selasky
wrote:
> > On Wednesday 04 March 2009, Artyom Mirgorodsky wrote:
> >> I forgot to write, that a similar problem was observed in FreeBSD 7 with
> >> usb4bsd patches.
> >
> > Here is a patch which
> Here is a patch which I think will address your problem. It is EHCI hardware
> related. Different models behave differently. Try this:
>
> http://perforce.freebsd.org/chv.cgi?CH=158692
Much better:
dd if=/dev/da0 of=/dev/null bs=64k count=5000
5000+0 records in
5000+0 records out
32768 by
On Wed, Mar 4, 2009 at 2:10 PM, Hans Petter Selasky wrote:
> On Wednesday 04 March 2009, Artyom Mirgorodsky wrote:
>> I forgot to write, that a similar problem was observed in FreeBSD 7 with
>> usb4bsd patches.
>
> Here is a patch which I think will address your problem. It is EHCI hardware
> rela
On Wed, Mar 4, 2009 at 12:22 AM, Hans Petter Selasky wrote:
> Hi Steve,
>
> On Tuesday 03 March 2009, Steve Calfee wrote:
>> > I think the reduced performance can be explained by a clamp on the
>> > interrupt rate around 1000 interrupts per second instead of 8000. Maybe
>> > someone has an explana
On Wednesday 04 March 2009, Artyom Mirgorodsky wrote:
> I forgot to write, that a similar problem was observed in FreeBSD 7 with
> usb4bsd patches.
Here is a patch which I think will address your problem. It is EHCI hardware
related. Different models behave differently. Try this:
http://perforce
> On Wednesday 04 March 2009, Boris Kotzev wrote:
> > Hi,
> >
> > The touchpad of my laptop is not responding properly to input anymore. It
> > used to work fine with the old usb stack.
> >
> > The laptop is running CURRENT from yesterday:
> >
> > FreeBSD zembla.universe 8.0-CURRENT FreeBSD 8.0-CUR
The following reply was made to PR usb/132312; it has been noted by GNATS.
From: Hans Petter Selasky
To: freebsd-usb@freebsd.org
Cc: Alexey Viziryakin ,
freebsd-gnats-sub...@freebsd.org
Subject: Re: usb/132312: Xorg 7.4 halts USB controller
Date: Wed, 4 Mar 2009 20:38:56 +0100
On Wednesday 04
In message: <200903042031.37578.hsela...@c2i.net>
Hans Petter Selasky writes:
: On Wednesday 04 March 2009, M. Warner Losh wrote:
: > : >
: > : > If you do change to filters then this is much easier with taskqueues as
: > : > it has a fast variant, otherwise you would need an intermedi
On Wednesday 04 March 2009, Boris Kotzev wrote:
> Hi,
>
> The touchpad of my laptop is not responding properly to input anymore. It
> used to work fine with the old usb stack.
>
> The laptop is running CURRENT from yesterday:
>
> FreeBSD zembla.universe 8.0-CURRENT FreeBSD 8.0-CURRENT #0: Wed Mar
On Wednesday 04 March 2009, Alexey Viziryakin wrote:
> >Number: 132312
> >Category: usb
> >Synopsis: Xorg 7.4 halts USB controller
> >Confidential: no
> >Severity: critical
> >Priority: high
> >Responsible:freebsd-usb
> >State: open
> >Quarter:
> >Keyw
On Wednesday 04 March 2009, M. Warner Losh wrote:
> : >
> : > If you do change to filters then this is much easier with taskqueues as
> : > it has a fast variant, otherwise you would need an intermediate step in
> : > order to signal the existing usb threading scheme. The taskqueue
> : > changeover
In message: <200903041910.58446.hsela...@c2i.net>
Hans Petter Selasky writes:
: On Wednesday 04 March 2009, Andrew Thompson wrote:
: > On Wed, Mar 04, 2009 at 10:01:36AM +0100, Hans Petter Selasky wrote:
: > > On Wednesday 04 March 2009, M. Warner Losh wrote:
: > > > In message: <20090
On Wednesday 04 March 2009, Andrew Thompson wrote:
> On Wed, Mar 04, 2009 at 10:01:36AM +0100, Hans Petter Selasky wrote:
> > On Wednesday 04 March 2009, M. Warner Losh wrote:
> > > In message: <200903040922.48163.hsela...@c2i.net>
> > >
> > > : > I am looking at using FreeBSD in an embedded produc
Hi,
The touchpad of my laptop is not responding properly to input anymore. It used
to work fine with the old usb stack.
The laptop is running CURRENT from yesterday:
FreeBSD zembla.universe 8.0-CURRENT FreeBSD 8.0-CURRENT #0: Wed Mar 4 17:30:05
EET 2009
u...@zembla.universe:/usr/obj/usr/src/s
>Number: 132312
>Category: usb
>Synopsis: Xorg 7.4 halts USB controller
>Confidential: no
>Severity: critical
>Priority: high
>Responsible:freebsd-usb
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: sw-bug
>Submitter-
On Wed, Mar 04, 2009 at 12:04:06AM -0800, Garrett Cooper wrote:
> On Tue, Mar 3, 2009 at 10:12 PM, Mike Telahun Makonnen
> wrote:
> > On Tue, Mar 3, 2009 at 9:03 PM, Brooks Davis wrote:
> >>
> >> I don't have much time to debug this, but I've not had problems with
> >> services starting too early
On Wed, Mar 04, 2009 at 10:01:36AM +0100, Hans Petter Selasky wrote:
> On Wednesday 04 March 2009, M. Warner Losh wrote:
> > In message: <200903040922.48163.hsela...@c2i.net>
> >
> > : > I am looking at using FreeBSD in an embedded product. I have not
> > : > examined your ehci software, but I am a
In message: <200903041001.37376.hsela...@c2i.net>
Hans Petter Selasky writes:
: On Wednesday 04 March 2009, M. Warner Losh wrote:
: > In message: <200903040922.48163.hsela...@c2i.net>
: >
: > Hans Petter Selasky writes:
: > : Hi Steve,
: > :
: > : On Tuesday 03 March 2009,
On Wednesday 04 March 2009, M. Warner Losh wrote:
> In message: <200903040922.48163.hsela...@c2i.net>
>
> Hans Petter Selasky writes:
> : Hi Steve,
> :
> : On Tuesday 03 March 2009, Steve Calfee wrote:
> : > > I think the reduced performance can be explained by a clamp on the
> : > > i
In message: <200903040942.39191.hsela...@c2i.net>
Hans Petter Selasky writes:
: Do we have any knobs in FreeBSD to reduce the interrupt latency? I am
: currently seeing performance differences between 8.x and 7.x. Anyone have any
: ideas?
If we did, don't you think they would be ena
In message: <200903040922.48163.hsela...@c2i.net>
Hans Petter Selasky writes:
: Hi Steve,
:
: On Tuesday 03 March 2009, Steve Calfee wrote:
: > > I think the reduced performance can be explained by a clamp on the
: > > interrupt rate around 1000 interrupts per second instead of 8000.
I forgot to write, that a similar problem was observed in FreeBSD 7 with
usb4bsd patches.
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Hi,
Do we have any knobs in FreeBSD to reduce the interrupt latency? I am
currently seeing performance differences between 8.x and 7.x. Anyone have any
ideas?
--HPS
On Wednesday 04 March 2009, Artyom Mirgorodsky wrote:
> >Repeat the same test using FreeBSD -current.
> >
> >a) On the machine wh
>Repeat the same test using FreeBSD -current.
>a) On the machine where it is slow.
vmstat -i ; sleep 1 ; vmstat -i
interrupt total rate
irq1: atkbd0 233 2
irq14: ata0 85 0
irq16: vgapci0
Hi Steve,
On Tuesday 03 March 2009, Steve Calfee wrote:
> > I think the reduced performance can be explained by a clamp on the
> > interrupt rate around 1000 interrupts per second instead of 8000. Maybe
> > someone has an explanation for this?
> >
> > The EHCI is being programmed to interrupt at 1
On Mon, Mar 2, 2009 at 3:32 PM, Andrew Reilly
wrote:
> On Mon, Mar 02, 2009 at 01:25:22PM -0700, M. Warner Losh wrote:
>> In message: <2fd864e0903020512i22b2c31fg487aaf37fed63...@mail.gmail.com>
>> Astrodog writes:
>> : As unfortunate (and annoying) as that delay was, your system was
On Tue, Mar 3, 2009 at 10:12 PM, Mike Telahun Makonnen
wrote:
> On Tue, Mar 3, 2009 at 9:03 PM, Brooks Davis wrote:
>>
>> I don't have much time to debug this, but I've not had problems with
>> services starting too early on the systems I've been running with async
>> dhcp. If there is a problem
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