[Bug 1733662] Re: [REGRESSION][v4.14.y][v4.15] x86/intel_rdt/cqm: Improve limbo list processing

2018-01-17 Thread Joseph Salisbury
On 01/17/2018 05:55 PM, Thomas Gleixner wrote: > On Wed, 17 Jan 2018, Joseph Salisbury wrote: >> On 01/16/2018 01:59 PM, Thomas Gleixner wrote: >> >> Testing of your patch shows that your patch resolves the bug.  Thanks >> for the assistance!  Is this something you could submit to mainline? >

[Bug 1733662] Re: [REGRESSION][v4.14.y][v4.15] x86/intel_rdt/cqm: Improve limbo list processing

2018-01-17 Thread tglx
On Wed, 17 Jan 2018, Joseph Salisbury wrote: > On 01/16/2018 01:59 PM, Thomas Gleixner wrote: > > Testing of your patch shows that your patch resolves the bug.  Thanks > for the assistance!  Is this something you could submit to mainline? Already there :)

[Bug 1733662] Re: [REGRESSION][v4.14.y][v4.15] x86/intel_rdt/cqm: Improve limbo list processing

2018-01-17 Thread Joseph Salisbury
On 01/16/2018 01:59 PM, Thomas Gleixner wrote: > On Tue, 16 Jan 2018, Yu, Fenghua wrote: >>> From: Thomas Gleixner [mailto:t...@linutronix.de] >> Is this a Haswell specific issue? >> >> I run the following test forever without issue on Broadwell and 4.15.0-rc6 >> with rdt mounted: >> for ((;;))

[Bug 1733662] Re: [REGRESSION][v4.14.y][v4.15] x86/intel_rdt/cqm: Improve limbo list processing

2018-01-17 Thread Joseph Salisbury
On 01/16/2018 01:59 PM, Thomas Gleixner wrote: > On Tue, 16 Jan 2018, Yu, Fenghua wrote: >>> From: Thomas Gleixner [mailto:t...@linutronix.de] >> Is this a Haswell specific issue? >> >> I run the following test forever without issue on Broadwell and 4.15.0-rc6 >> with rdt mounted: >> for ((;;))

[Bug 1733662] RE: [REGRESSION][v4.14.y][v4.15] x86/intel_rdt/cqm: Improve limbo list processing

2018-01-16 Thread tglx
On Tue, 16 Jan 2018, Yu, Fenghua wrote: > > From: Thomas Gleixner [mailto:t...@linutronix.de] > Is this a Haswell specific issue? > > I run the following test forever without issue on Broadwell and 4.15.0-rc6 > with rdt mounted: > for ((;;)) do > for ((i=1;i<88;i++)) do >

[Bug 1733662] RE: [REGRESSION][v4.14.y][v4.15] x86/intel_rdt/cqm: Improve limbo list processing

2018-01-16 Thread Fenghua Yu
> From: Thomas Gleixner [mailto:t...@linutronix.de] > On Tue, 16 Jan 2018, Joseph Salisbury wrote: > > On 01/16/2018 08:32 AM, Shankar, Ravi V wrote: > > > Vikas on vacation until end of the month. Fenghua will look into > > > this issue. > > > > > > On Jan 16, 2018, at 5:09 AM, Thomas Gleixner

[Bug 1733662] Re: [REGRESSION][v4.14.y][v4.15] x86/intel_rdt/cqm: Improve limbo list processing

2018-01-16 Thread tglx
On Tue, 16 Jan 2018, Joseph Salisbury wrote: > On 01/16/2018 08:32 AM, Shankar, Ravi V wrote: > > Vikas on vacation until end of the month. Fenghua will look into this > > issue. > > > > On Jan 16, 2018, at 5:09 AM, Thomas Gleixner > > wrote: > > >

[Bug 1733662] Re: [REGRESSION][v4.14.y][v4.15] x86/intel_rdt/cqm: Improve limbo list processing

2018-01-16 Thread Joseph Salisbury
On 01/16/2018 08:32 AM, Shankar, Ravi V wrote: > Vikas on vacation until end of the month. Fenghua will look into this > issue. > > On Jan 16, 2018, at 5:09 AM, Thomas Gleixner > wrote: > >> >> Vikas, Fenghua can you please look at that ASAP? >> >>

[Bug 1733662] Re: [REGRESSION][v4.14.y][v4.15] x86/intel_rdt/cqm: Improve limbo list processing

2018-01-16 Thread tglx
Vikas, Fenghua can you please look at that ASAP? On Sun, 14 Jan 2018, Thomas Gleixner wrote: > On Fri, 12 Jan 2018, Joseph Salisbury wrote: > > > Hi Vikas, > > > > A kernel bug report was opened against Ubuntu [0].  After a kernel > > bisect, it was found that reverting the following commit

[Bug 1733662] Re: [REGRESSION][v4.14.y][v4.15] x86/intel_rdt/cqm: Improve limbo list processing

2018-01-14 Thread tglx
On Fri, 12 Jan 2018, Joseph Salisbury wrote: > Hi Vikas, > > 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 24247aeeabe99eab13b798c2dec066dd6f07 > Author: Vikas Shivappa