SRU request for LP#239666
Wang, Yong Y
yong.y.wang at intel.com
Fri Jun 20 00:03:51 UTC 2008
> -----Original Message-----
> From: Tim Gardner [mailto:tim.gardner at canonical.com]
> Sent: 2008年6月20日 1:28
> To: Wang, Yong Y
> Cc: kernel-team at lists.ubuntu.com
> Subject: Re: SRU request for LP#239666
> Wang, Yong Y wrote:
> > https://bugs.launchpad.net/ubuntu/+source/linux/+bug/239666
> > SRU justification:
> > Impact: Current 64 bit MCE reporting code in Hardy 2.6.24 kernel
> > hardcodes bank limitation as 6 and this is not an issue for
> > with <=6 MCE banks. But for latest processors, e.g. Dunnington, with
> > more than 6 MCE banks, additional MCE banks available in processor
> > hardware are not enabled to record hardware error
> information which is
> > extremely helpful for diagnostics.
> > For those who do not know what MCA & MCE are, here are some nice
> > documents:
> > 1. http://one.firstfloor.org/~andi/mce.pdf
> > 2. kernel-source-dir/Documentation/x86_64/machinecheck
> > Original patch can be found at http://lkml.org/lkml/2008/5/8/412.
> > Fix is available below:
> > The following changes since commit
> > cafcac43a64ef93b5929ec8d88103761862474d2:
> > Amit Kucheria (1):
> > UBUNTU: LPIA: More conservative culling of LPIA config
> > are available in the git repository at:
> > git://kernel.ubuntu.com/ywang/ubuntu-hardy.git master
> > Yong Wang (1):
> > UBUNTU: x86: Remove 6 bank limitation in 64 bit MCE
> reporting code
> > arch/x86/kernel/cpu/mcheck/mce_64.c | 20 ++++++++++++--------
> > 1 files changed, 12 insertions(+), 8 deletions(-)
> > -Yong
> I notice that this disappeared from your git repository. I was also
> reviewing the upstream discussion, and I don't think this issue is
> completely resolved.
Oh, it is now in git://kernel.ubuntu.com/ywang/ubuntu-hardy-mca.git master.
I met some problems when working on my git tree as indicated by Amit's email.
What part of the issue do you think is not completely resolved yet?
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