Re: [v4.6-rc1 Regression] x86/topology: Create logical package id

2016-05-06 Thread Ingo Molnar
* Thomas Gleixner wrote: > > I was hoping to get your feedback, since you are the patch author. Do > > you think gathering any additional data will help diagnose this issue, > > or would it be best to submit a revert request? > > Yuck. That dies with a divide error. And that looks like XEN is

Re: [v4.6-rc1 Regression] x86/topology: Create logical package id

2016-05-06 Thread Boris Ostrovsky
On 05/06/2016 04:51 PM, Joseph Salisbury wrote: > Thomas' patch does resolve the bug. The cpuid info can be seen here: > https://launchpadlibrarian.net/258234267/cpuid_full.txt Any chance you could post it raw (cpuid -1 -r)? Thanks. -boris

Re: [v4.6-rc1 Regression] x86/topology: Create logical package id

2016-05-06 Thread Joseph Salisbury
On 05/06/2016 04:46 PM, Boris Ostrovsky wrote: > On 05/06/2016 03:38 PM, Joseph Salisbury wrote: >> On 05/06/2016 03:13 PM, Boris Ostrovsky wrote: >>> On 05/06/2016 02:48 PM, Thomas Gleixner wrote: Yuck. That dies with a divide error. And that looks like XEN is supplying crap data i

Re: [v4.6-rc1 Regression] x86/topology: Create logical package id

2016-05-06 Thread Joseph Salisbury
On 05/06/2016 03:38 PM, Joseph Salisbury wrote: > On 05/06/2016 02:48 PM, Thomas Gleixner wrote: >> On Fri, 6 May 2016, Joseph Salisbury wrote: >>> A kernel bug report was opened against Ubuntu [0]. After a kernel >>> bisect, it was found that reverting the following commit resolved this bug: >>>

Re: [v4.6-rc1 Regression] x86/topology: Create logical package id

2016-05-06 Thread Boris Ostrovsky
On 05/06/2016 03:38 PM, Joseph Salisbury wrote: > On 05/06/2016 03:13 PM, Boris Ostrovsky wrote: >> On 05/06/2016 02:48 PM, Thomas Gleixner wrote: >>> >>> Yuck. That dies with a divide error. And that looks like XEN is supplying >>> crap >>> data in the CPUID. >> Joe, do you have >> >> ed6069b xen

Re: [v4.6-rc1 Regression] x86/topology: Create logical package id

2016-05-06 Thread Joseph Salisbury
On 05/06/2016 02:48 PM, Thomas Gleixner wrote: > On Fri, 6 May 2016, Joseph Salisbury wrote: >> A kernel bug report was opened against Ubuntu [0]. After a kernel >> bisect, it was found that reverting the following commit resolved this bug: >> >> commit 1f12e32f4cd5243ae46d8b933181be0d022c6793 >>

Re: [v4.6-rc1 Regression] x86/topology: Create logical package id

2016-05-06 Thread Joseph Salisbury
On 05/06/2016 03:13 PM, Boris Ostrovsky wrote: > On 05/06/2016 02:48 PM, Thomas Gleixner wrote: >> On Fri, 6 May 2016, Joseph Salisbury wrote: >>> A kernel bug report was opened against Ubuntu [0]. After a kernel >>> bisect, it was found that reverting the following commit resolved this bug: >>> >

Re: [v4.6-rc1 Regression] x86/topology: Create logical package id

2016-05-06 Thread Boris Ostrovsky
On 05/06/2016 02:48 PM, Thomas Gleixner wrote: > On Fri, 6 May 2016, Joseph Salisbury wrote: >> A kernel bug report was opened against Ubuntu [0]. After a kernel >> bisect, it was found that reverting the following commit resolved this bug: >> >> commit 1f12e32f4cd5243ae46d8b933181be0d022c6793 >>

Re: [v4.6-rc1 Regression] x86/topology: Create logical package id

2016-05-06 Thread Thomas Gleixner
On Fri, 6 May 2016, Joseph Salisbury wrote: > A kernel bug report was opened against Ubuntu [0]. After a kernel > bisect, it was found that reverting the following commit resolved this bug: > > commit 1f12e32f4cd5243ae46d8b933181be0d022c6793 > Author: Thomas Gleixner > Date: Mon Feb 22 22:19:1

[v4.6-rc1 Regression] x86/topology: Create logical package id

2016-05-06 Thread Joseph Salisbury
Hi Thomas, A kernel bug report was opened against Ubuntu [0]. After a kernel bisect, it was found that reverting the following commit resolved this bug: commit 1f12e32f4cd5243ae46d8b933181be0d022c6793 Author: Thomas Gleixner Date: Mon Feb 22 22:19:15 2016 + x86/topology: Create logic