Re: Enabling PARAVIRT stuff in Fedora kernels

2008-07-08 Thread Dave Jones
On Tue, Jul 08, 2008 at 09:28:43PM -0700, Roland Dreier wrote:
 >  >  > And actually the options I'm really hoping for are KVM_GUEST and
 >  >  > KVM_CLOCK -- sorry for my confusion and sloppy grep for "VIRT".
 >  > 
 >  > Umm, they're also all enabled.
 > 
 > $ grep KVM /boot/config-2.6.26-0.115.rc9.git2.fc10.x86_64 
 > CONFIG_HAVE_KVM=y
 > CONFIG_KVM=m
 > CONFIG_KVM_INTEL=m
 > CONFIG_KVM_AMD=m
 > CONFIG_KVM_TRACE=y
 > $ grep PARAVIRT /boot/config-2.6.26-0.115.rc9.git2.fc10.x86_64 
 > # CONFIG_PARAVIRT_GUEST is not set

Ah, yeah. See my note about x86-64 in the other mail.
I'll flip it on tomorrow, and we'll see if it builds now..

Dave

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Re: Enabling PARAVIRT stuff in Fedora kernels

2008-07-08 Thread Roland Dreier
 >  > And actually the options I'm really hoping for are KVM_GUEST and
 >  > KVM_CLOCK -- sorry for my confusion and sloppy grep for "VIRT".
 > 
 > Umm, they're also all enabled.

$ grep KVM /boot/config-2.6.26-0.115.rc9.git2.fc10.x86_64 
CONFIG_HAVE_KVM=y
CONFIG_KVM=m
CONFIG_KVM_INTEL=m
CONFIG_KVM_AMD=m
CONFIG_KVM_TRACE=y
$ grep PARAVIRT /boot/config-2.6.26-0.115.rc9.git2.fc10.x86_64 
# CONFIG_PARAVIRT_GUEST is not set

Is there a newer kernel somewhere?  That one is the latest I find in
http://mirrors.cat.pdx.edu/fedora/linux/development/x86_64/os/Packages
and the rpm says "Build Date: Mon 07 Jul 2008 07:36:11 PM PDT" so it's
pretty recent.

Thanks,
  Roland
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Re: Enabling PARAVIRT stuff in Fedora kernels

2008-07-08 Thread Dave Jones
On Tue, Jul 08, 2008 at 08:25:31PM -0700, Roland Dreier wrote:
 >  > I just tried the latest Fedora rawhide kernel
 >  > (2.6.26-0.115.rc9.git2.fc10.x86_64) in a kvm virtual machine, and I
 >  > noticed that it doesn't have all the paravirtual goodness available in
 >  > 2.6.26.  The cost of setting PARAVIRT, PARAVIRT_CLOCK and
 >  > PARAVIRT_GUEST to 'y' is suposed to be pretty minimal on bare metal,
 >  > and it gives a nice boost running inside kvm.  Have you guys
 >  > considered turning on these options for Fedora kernels?
 > 
 > And actually the options I'm really hoping for are KVM_GUEST and
 > KVM_CLOCK -- sorry for my confusion and sloppy grep for "VIRT".

Umm, they're also all enabled.

Dave

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Re: Enabling PARAVIRT stuff in Fedora kernels

2008-07-08 Thread Dave Jones
On Tue, Jul 08, 2008 at 08:18:17PM -0700, Roland Dreier wrote:
 > Hi,
 > 
 > I just tried the latest Fedora rawhide kernel
 > (2.6.26-0.115.rc9.git2.fc10.x86_64) in a kvm virtual machine, and I
 > noticed that it doesn't have all the paravirtual goodness available in
 > 2.6.26.  The cost of setting PARAVIRT, PARAVIRT_CLOCK and
 > PARAVIRT_GUEST to 'y' is suposed to be pretty minimal on bare metal,
 > and it gives a nice boost running inside kvm.  Have you guys
 > considered turning on these options for Fedora kernels?

Those should be getting set.  Except for 64bit, which was broken
a while ago. guess we should retry that.

Dave

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Re: Enabling PARAVIRT stuff in Fedora kernels

2008-07-08 Thread Roland Dreier
 > I just tried the latest Fedora rawhide kernel
 > (2.6.26-0.115.rc9.git2.fc10.x86_64) in a kvm virtual machine, and I
 > noticed that it doesn't have all the paravirtual goodness available in
 > 2.6.26.  The cost of setting PARAVIRT, PARAVIRT_CLOCK and
 > PARAVIRT_GUEST to 'y' is suposed to be pretty minimal on bare metal,
 > and it gives a nice boost running inside kvm.  Have you guys
 > considered turning on these options for Fedora kernels?

And actually the options I'm really hoping for are KVM_GUEST and
KVM_CLOCK -- sorry for my confusion and sloppy grep for "VIRT".

Thanks,
  Roland

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Enabling PARAVIRT stuff in Fedora kernels

2008-07-08 Thread Roland Dreier
Hi,

I just tried the latest Fedora rawhide kernel
(2.6.26-0.115.rc9.git2.fc10.x86_64) in a kvm virtual machine, and I
noticed that it doesn't have all the paravirtual goodness available in
2.6.26.  The cost of setting PARAVIRT, PARAVIRT_CLOCK and
PARAVIRT_GUEST to 'y' is suposed to be pretty minimal on bare metal,
and it gives a nice boost running inside kvm.  Have you guys
considered turning on these options for Fedora kernels?

Thanks,
  Roland

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Adding the r5u870 patch to the kernel

2008-07-08 Thread Sean Godsell

Hello everyone,

I noticed that you don't have the webcam driver for some of the hp and sony 
notebooks.  So I patched up the original code that was originally written by 
Sam Revitch.  If anyone would like to build the kernel with this driver then 
follow the instructions below.

If you want to build it the rpm way, then you are going to need the 
r5u870-2.6.25.9-76.patch.  Next go to the base of the rpm directories.  So you 
should see in the directory BUILD, RPMS, SOURCES, SPECS, SRPMS.  Next type in 
the following
  patch -p0 < /path_to_where_the_patch_is_sitting/r5u870-2.6.25-9-76.patch

Next type in 
  rpmbuild -bb SPECS/kernel.spec

Now type in
  cd BUILD/kernel-2.6.25/linux-2.6.25.i386/

Next you need to either use config of your choice.  There are plenty of them in 
the current path.  (To get a list of them type in 'ls -l config-*').  Another 
option is to use one of the configs from the /boot directory.  In this example 
I will copy /boot/config-2.6.25.9-76.fc9.i686 file and use that for my config 
file.  So type in the following:
  cp /boot/config-2.6.25.9-76.fc9.i686 .config

Now you need to add the r5u870 device to the configuration file.  You can add 
it with the following line:
  echo "CONFIG_USB_R5U870=m\n">> .config
or
  make menuconfig
 and go through the menus to find USB Ricoh Cameras
 Device Drivers
  -> Multimedia devices
 -> Video capture adapters
-> V4L USB devices
USB Ricoh Cameras

Naturally you can change any thing you like in the config (I like to change the 
processor to Core 2 now a days).  It is all up to you.  Once you have the 
configuration to your liking.  The the final step is to type in:
  make rpm

This will take some time.  But you should end up with a kernel in the RPMS 
directory.  I have included another patch for plain kernels, and does not 
update the spec file.

Good Luck, and have Fun!

Sean


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Re: iwl4965 ht/802.11n

2008-07-08 Thread John W. Linville
On Tue, Jul 08, 2008 at 07:04:45AM -0700, Jason Newton wrote:

> Again, I'm a newbie but it seems that CONFIG_IWL4965_HT  is present in 
> both compat-wireless-2008-07-08 and vanilla 2.6.26-rc9 or am I not 
> looking upstream enough

You are not.

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Re: iwl4965 ht/802.11n

2008-07-08 Thread Jason Newton

John W. Linville wrote:

On Tue, Jul 08, 2008 at 06:48:11AM -0700, Jason Newton wrote:
  

Hi all,
I'm new to this list and sort of to fedora so be gentle :-).
I bought myself a new 802.11n router since 2.6.25 and up now boast 
802.11n functionality with iwl4965, a card I have in my t61p thinkpad, 
but it seems CONFIG_IWL4965_HT and CONFIG_NETDEVICES_MULTIQUEUE are not 
set in either 2.6.25.9-76.fc9 or rawhide's 2.6.26-0.107.rc8.git2 and are 
required for 802.11n functionality.  Is there a chance they might be 
enabled in current or future builds for fedora 9/rawhide?  How soon 
could I expect such  builds to be released?



CONFIG_IWL4965_HT has been removed upstream and in the code in the
Fedora kernels.  It is no longer necessary.

CONFIG_NETDEVICES_MULTIQUEUE is necessary and I feel a bit silly
that I didn't realize it was not on at least in rawhide.  Is there
any reason we don't have it on already?

John
  


Again, I'm a newbie but it seems that CONFIG_IWL4965_HT  is present in 
both compat-wireless-2008-07-08 and vanilla 2.6.26-rc9 or am I not 
looking upstream enough


Best regards,
-Jason

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Re: iwl4965 ht/802.11n

2008-07-08 Thread John W. Linville
On Tue, Jul 08, 2008 at 06:48:11AM -0700, Jason Newton wrote:
> Hi all,
> I'm new to this list and sort of to fedora so be gentle :-).
> I bought myself a new 802.11n router since 2.6.25 and up now boast 
> 802.11n functionality with iwl4965, a card I have in my t61p thinkpad, 
> but it seems CONFIG_IWL4965_HT and CONFIG_NETDEVICES_MULTIQUEUE are not 
> set in either 2.6.25.9-76.fc9 or rawhide's 2.6.26-0.107.rc8.git2 and are 
> required for 802.11n functionality.  Is there a chance they might be 
> enabled in current or future builds for fedora 9/rawhide?  How soon 
> could I expect such  builds to be released?

CONFIG_IWL4965_HT has been removed upstream and in the code in the
Fedora kernels.  It is no longer necessary.

CONFIG_NETDEVICES_MULTIQUEUE is necessary and I feel a bit silly
that I didn't realize it was not on at least in rawhide.  Is there
any reason we don't have it on already?

John
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[EMAIL PROTECTED]

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iwl4965 ht/802.11n

2008-07-08 Thread Jason Newton

Hi all,
I'm new to this list and sort of to fedora so be gentle :-).
I bought myself a new 802.11n router since 2.6.25 and up now boast 
802.11n functionality with iwl4965, a card I have in my t61p thinkpad, 
but it seems CONFIG_IWL4965_HT and CONFIG_NETDEVICES_MULTIQUEUE are not 
set in either 2.6.25.9-76.fc9 or rawhide's 2.6.26-0.107.rc8.git2 and are 
required for 802.11n functionality.  Is there a chance they might be 
enabled in current or future builds for fedora 9/rawhide?  How soon 
could I expect such  builds to be released?


Best regards,
-Jason


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