Re: CONFIG_USB_UAS

2012-08-06 Thread Dave Jones
On Mon, Aug 06, 2012 at 04:33:40PM +0200, Gerd Hoffmann wrote:
 >   Hi,
 > 
 > > If you want to be responsible for dealing with any bugs we get against it,
 > > and work on improving it upstream, we'll be happy to enable it.
 > 
 > Patches went upstream last merge window.
 > Can we try flip the switch for 3.6-rc1+ and see how it goes?
 > 
 > thanks,
 >   Gerd

In rawhide, it's always on, so this is already done.
The question is whether it'll be good enough when we get to branch time.

Dave
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Re: CONFIG_USB_UAS

2012-08-06 Thread Gerd Hoffmann
  Hi,

> If you want to be responsible for dealing with any bugs we get against it,
> and work on improving it upstream, we'll be happy to enable it.

Patches went upstream last merge window.
Can we try flip the switch for 3.6-rc1+ and see how it goes?

thanks,
  Gerd
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Re: CONFIG_USB_UAS

2012-06-11 Thread Bruno Wolff III

On Mon, Jun 11, 2012 at 16:45:44 +0200,
  Gerd Hoffmann  wrote:


I see a kernel-debug-3.5.0-0.rc2.git0.1.fc18 in the repo ...


There were requests to have some non-debug kernels in rawhide as the debug 
ones had terrible performance for some people during the F17 development 
process. So the kernel guiys started doing one non-debug kernel per rc.

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Re: CONFIG_USB_UAS

2012-06-11 Thread Dave Jones
On Mon, Jun 11, 2012 at 04:52:49PM +0200, Gerd Hoffmann wrote:

 > > Maybe we can script something to generate a website that shows:
 > > 
 > > Latest debugging enabled rawhide kernel: 
 > > Latest non-debug rawhide kernel: 
 > 
 > Not exactly convenient when you update your kernel using yum.
 > 
 > My real wishlist item is to have a kernel with CONFIG_USB_UAS, enabled
 > permanently 

If you want to be responsible for dealing with any bugs we get against it,
and work on improving it upstream, we'll be happy to enable it.

Dave 

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Re: CONFIG_USB_UAS

2012-06-11 Thread Dave Jones
On Mon, Jun 11, 2012 at 04:45:44PM +0200, Gerd Hoffmann wrote:
 > On 06/11/12 16:26, Dave Jones wrote:
 > > On Mon, Jun 11, 2012 at 01:30:29PM +0200, Gerd Hoffmann wrote:
 > >  
 > >  > > We build one non-debug kernel in rawhide per RC release.

  
 
 > >  > 
 > >  > That scheme sucks big time.  Why flip config options like that?
 > >  > 
 > >  > We have kernel-debug, why not enable options like UAS which are too
 > >  > buggy for the default kernel there?  Permanently?
 > > 
 > > We don't build kernel-debug for rawhide, because hardly anyone would use 
 > > it.
 > 
 > ???
 > 
 > I see a kernel-debug-3.5.0-0.rc2.git0.1.fc18 in the repo ...

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Re: CONFIG_USB_UAS

2012-06-11 Thread Tom Callaway
On 06/11/2012 10:52 AM, Gerd Hoffmann wrote:
> On 06/11/12 16:33, Tom Callaway wrote:
>> On 06/11/2012 10:26 AM, Dave Jones wrote:
>>> On Mon, Jun 11, 2012 at 01:30:29PM +0200, Gerd Hoffmann wrote:
>>>  
>>>  > > We build one non-debug kernel in rawhide per RC release.  You just
>>>  > > happened to hit it.
>>>  > 
>>>  > That scheme sucks big time.  Why flip config options like that?
>>>  > 
>>>  > We have kernel-debug, why not enable options like UAS which are too
>>>  > buggy for the default kernel there?  Permanently?
>>>
>>> We don't build kernel-debug for rawhide, because hardly anyone would use it.
>>> That's why we enable debug-by-default instead.
>>
>> Maybe we can script something to generate a website that shows:
>>
>> Latest debugging enabled rawhide kernel: 
>> Latest non-debug rawhide kernel: 
> 
> Not exactly convenient when you update your kernel using yum.

You're at least informed, or able to become informed reasonably easily.

~tom

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Re: CONFIG_USB_UAS

2012-06-11 Thread Gerd Hoffmann
On 06/11/12 16:33, Tom Callaway wrote:
> On 06/11/2012 10:26 AM, Dave Jones wrote:
>> On Mon, Jun 11, 2012 at 01:30:29PM +0200, Gerd Hoffmann wrote:
>>  
>>  > > We build one non-debug kernel in rawhide per RC release.  You just
>>  > > happened to hit it.
>>  > 
>>  > That scheme sucks big time.  Why flip config options like that?
>>  > 
>>  > We have kernel-debug, why not enable options like UAS which are too
>>  > buggy for the default kernel there?  Permanently?
>>
>> We don't build kernel-debug for rawhide, because hardly anyone would use it.
>> That's why we enable debug-by-default instead.
> 
> Maybe we can script something to generate a website that shows:
> 
> Latest debugging enabled rawhide kernel: 
> Latest non-debug rawhide kernel: 

Not exactly convenient when you update your kernel using yum.

My real wishlist item is to have a kernel with CONFIG_USB_UAS, enabled
permanently and not changing randomly depending on whenever the latest
rawhide kernel happens to be a .git0 release or not.  I don't care much
whenever it's called kernel, kernel-debug, kernel-for-kraxel.  Enabling
a special yum repo is fine too.  But grabbing manually from koji really
isn't a good way to handle this ...

thanks,
  Gerd

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Re: CONFIG_USB_UAS

2012-06-11 Thread Gerd Hoffmann
On 06/11/12 16:26, Dave Jones wrote:
> On Mon, Jun 11, 2012 at 01:30:29PM +0200, Gerd Hoffmann wrote:
>  
>  > > We build one non-debug kernel in rawhide per RC release.  You just
>  > > happened to hit it.
>  > 
>  > That scheme sucks big time.  Why flip config options like that?
>  > 
>  > We have kernel-debug, why not enable options like UAS which are too
>  > buggy for the default kernel there?  Permanently?
> 
> We don't build kernel-debug for rawhide, because hardly anyone would use it.

???

I see a kernel-debug-3.5.0-0.rc2.git0.1.fc18 in the repo ...

/me looks puzzled.

cheers,
  Gerd

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Re: CONFIG_USB_UAS

2012-06-11 Thread Tom Callaway
On 06/11/2012 10:26 AM, Dave Jones wrote:
> On Mon, Jun 11, 2012 at 01:30:29PM +0200, Gerd Hoffmann wrote:
>  
>  > > We build one non-debug kernel in rawhide per RC release.  You just
>  > > happened to hit it.
>  > 
>  > That scheme sucks big time.  Why flip config options like that?
>  > 
>  > We have kernel-debug, why not enable options like UAS which are too
>  > buggy for the default kernel there?  Permanently?
> 
> We don't build kernel-debug for rawhide, because hardly anyone would use it.
> That's why we enable debug-by-default instead.

Maybe we can script something to generate a website that shows:

Latest debugging enabled rawhide kernel: 
Latest non-debug rawhide kernel: 

?

~tom

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Re: CONFIG_USB_UAS

2012-06-11 Thread Dave Jones
On Mon, Jun 11, 2012 at 01:30:29PM +0200, Gerd Hoffmann wrote:
 
 > > We build one non-debug kernel in rawhide per RC release.  You just
 > > happened to hit it.
 > 
 > That scheme sucks big time.  Why flip config options like that?
 > 
 > We have kernel-debug, why not enable options like UAS which are too
 > buggy for the default kernel there?  Permanently?

We don't build kernel-debug for rawhide, because hardly anyone would use it.
That's why we enable debug-by-default instead.

Dave
 
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Re: CONFIG_USB_UAS

2012-06-11 Thread Gerd Hoffmann
  Hi,

>>> We build one non-debug kernel in rawhide per RC release.  You just
>>> happened to hit it.
>>
>> That scheme sucks big time.  Why flip config options like that?
> 
> Because people complained loudly that the normal debug rawhide kernels
> were too slow.

Ok.  I can see that this is tricky situation, guess it is a performance
vs. bug report quality trade-off.

But I don't think this flip options like this is a good solution to this
problem.  Having your kernel behave in different ways depending on
whenever you happed to hit a .git0 version or not is odd.

IMO both default kernel and debug kernel should have a fixed set of
config options.

cheers,
  Gerd

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Re: CONFIG_USB_UAS

2012-06-11 Thread Josh Boyer
On Mon, Jun 11, 2012 at 01:30:29PM +0200, Gerd Hoffmann wrote:
>   Hi,
> 
> > That's because the rawhide kernel you have installed is a 'release'
> > kernel.  The kernel before that (3.5.0-0.rc0.git12 or something) is a
> > debug kernel and will have UAS enabled.  The next git snapshot of
> > 3.5.0-rc1 will also have it enabled.
> 
> Well, next is kernel-3.5.0-0.rc2.git0.1.fc18 which has UAS disabled too.
>  /me goes fetch 3.5.0-0.rc0.git12 now ...

Oops.  Yes, sorry.  Still at the "one per RC" since nobody did a git
snapshot build after rc1.

> > We build one non-debug kernel in rawhide per RC release.  You just
> > happened to hit it.
> 
> That scheme sucks big time.  Why flip config options like that?

Because people complained loudly that the normal debug rawhide kernels
were too slow.

> We have kernel-debug, why not enable options like UAS which are too
> buggy for the default kernel there?  Permanently?

That's a possibility, yes.

josh
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Re: CONFIG_USB_UAS

2012-06-11 Thread Gerd Hoffmann
  Hi,

> That's because the rawhide kernel you have installed is a 'release'
> kernel.  The kernel before that (3.5.0-0.rc0.git12 or something) is a
> debug kernel and will have UAS enabled.  The next git snapshot of
> 3.5.0-rc1 will also have it enabled.

Well, next is kernel-3.5.0-0.rc2.git0.1.fc18 which has UAS disabled too.
 /me goes fetch 3.5.0-0.rc0.git12 now ...

> We build one non-debug kernel in rawhide per RC release.  You just
> happened to hit it.

That scheme sucks big time.  Why flip config options like that?

We have kernel-debug, why not enable options like UAS which are too
buggy for the default kernel there?  Permanently?

cheers,
  Gerd
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Re: CONFIG_USB_UAS

2012-06-08 Thread Josh Boyer
On Fri, Jun 08, 2012 at 03:10:13PM +0200, Gerd Hoffmann wrote:
> On 06/08/12 14:37, Josh Boyer wrote:
> > On Fri, Jun 08, 2012 at 02:26:45PM +0200, Gerd Hoffmann wrote:
> >>   Hi,
> >>
> >> Any specific reason why CONFIG_USB_UAS is not enabled?
> >> If not, can it be enabled please (rawhide & f17)?
> > 
> > It caused a number of people's machines to panic or not function
> > properly a while ago.  We have it enabled in rawhide when the debug
> > options are set.
> 
> "we have" as in "just flipped the switch"?

No.

> The kernels currently in the rawhide repo don't have this set ...
> 
> [root@fedora ~]# grep USB_UAS /boot/config-3.*
> /boot/config-3.3.4-5.fc17.x86_64:# CONFIG_USB_UAS is not set
> /boot/config-3.4.0-1.fc17.x86_64:# CONFIG_USB_UAS is not set
> /boot/config-3.5.0-0.rc1.git0.1.fc18.x86_64:# CONFIG_USB_UAS is not set
> /boot/config-3.5.0-0.rc1.git0.1.fc18.x86_64.debug:# CONFIG_USB_UAS is
> not set

That's because the rawhide kernel you have installed is a 'release'
kernel.  The kernel before that (3.5.0-0.rc0.git12 or something) is a
debug kernel and will have UAS enabled.  The next git snapshot of
3.5.0-rc1 will also have it enabled.

We build one non-debug kernel in rawhide per RC release.  You just
happened to hit it.

josh
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Re: CONFIG_USB_UAS

2012-06-08 Thread Gerd Hoffmann
On 06/08/12 14:37, Josh Boyer wrote:
> On Fri, Jun 08, 2012 at 02:26:45PM +0200, Gerd Hoffmann wrote:
>>   Hi,
>>
>> Any specific reason why CONFIG_USB_UAS is not enabled?
>> If not, can it be enabled please (rawhide & f17)?
> 
> It caused a number of people's machines to panic or not function
> properly a while ago.  We have it enabled in rawhide when the debug
> options are set.

"we have" as in "just flipped the switch"?

The kernels currently in the rawhide repo don't have this set ...

[root@fedora ~]# grep USB_UAS /boot/config-3.*
/boot/config-3.3.4-5.fc17.x86_64:# CONFIG_USB_UAS is not set
/boot/config-3.4.0-1.fc17.x86_64:# CONFIG_USB_UAS is not set
/boot/config-3.5.0-0.rc1.git0.1.fc18.x86_64:# CONFIG_USB_UAS is not set
/boot/config-3.5.0-0.rc1.git0.1.fc18.x86_64.debug:# CONFIG_USB_UAS is
not set

cheers,
  Gerd

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Re: CONFIG_USB_UAS

2012-06-08 Thread Josh Boyer
On Fri, Jun 08, 2012 at 02:26:45PM +0200, Gerd Hoffmann wrote:
>   Hi,
> 
> Any specific reason why CONFIG_USB_UAS is not enabled?
> If not, can it be enabled please (rawhide & f17)?

It caused a number of people's machines to panic or not function
properly a while ago.  We have it enabled in rawhide when the debug
options are set.

josh
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CONFIG_USB_UAS

2012-06-08 Thread Gerd Hoffmann
  Hi,

Any specific reason why CONFIG_USB_UAS is not enabled?
If not, can it be enabled please (rawhide & f17)?

thanks,
  Gerd
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