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From: "Yu, Fenghua" <fenghua.yu@intel.com>
To: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@elte.hu>,
	"Anvin, H Peter" <h.peter.anvin@intel.com>,
	"Luck, Tony" <tony.luck@intel.com>, Tejun Heo <tj@kernel.org>,
	"Borislav Petkov" <bp@suse.de>,
	Stephane Eranian <eranian@google.com>,
	Peter Zijlstra <peterz@infradead.org>,
	Marcelo Tosatti <mtosatti@redhat.com>,
	"David Carrillo-Cisneros" <davidcc@google.com>,
	"Shankar, Ravi V" <ravi.v.shankar@intel.com>,
	Vikas Shivappa <vikas.shivappa@linux.intel.com>,
	"Prakhya, Sai Praneeth" <sai.praneeth.prakhya@intel.com>,
	linux-kernel <linux-kernel@vger.kernel.org>, x86 <x86@kernel.org>
Subject: RE: [PATCH 23/32] x86/intel_rdt.c: Extend RDT to per cache and per resources
Date: Wed, 13 Jul 2016 17:40:49 +0000	[thread overview]
Message-ID: <3E5A0FA7E9CA944F9D5414FEC6C712205DFD4A87@ORSMSX106.amr.corp.intel.com> (raw)
In-Reply-To: <alpine.DEB.2.11.1607131504550.4083@nanos>

> From: Thomas Gleixner [mailto:tglx@linutronix.de]
> Sent: Wednesday, July 13, 2016 6:07 AM
> To: Yu, Fenghua <fenghua.yu@intel.com>
> Cc: Ingo Molnar <mingo@elte.hu>; Anvin, H Peter
> <h.peter.anvin@intel.com>; Luck, Tony <tony.luck@intel.com>; Tejun Heo
> <tj@kernel.org>; Borislav Petkov <bp@suse.de>; Stephane Eranian
> <eranian@google.com>; Peter Zijlstra <peterz@infradead.org>; Marcelo
> Tosatti <mtosatti@redhat.com>; David Carrillo-Cisneros
> <davidcc@google.com>; Shankar, Ravi V <ravi.v.shankar@intel.com>; Vikas
> Shivappa <vikas.shivappa@linux.intel.com>; Prakhya, Sai Praneeth
> <sai.praneeth.prakhya@intel.com>; linux-kernel <linux-
> kernel@vger.kernel.org>; x86 <x86@kernel.org>
> Subject: Re: [PATCH 23/32] x86/intel_rdt.c: Extend RDT to per cache and per
> resources
> 
> On Tue, 12 Jul 2016, Fenghua Yu wrote:
> 
> > From: Fenghua Yu <fenghua.yu@intel.com>
> >
> > QoS mask MSRs array is per cache. We need to allocate CLOSID per cache
> > instead global CLOSID.
> >
> > A few different resources can share same QoS mask MSRs array. For
> > example, one L2 cache can share QoS MSRs with its next level
> > L3 cache. A domain number represents the L2 cache, the L3 cache, the
> > L2 cache's shared cpumask, and the L3 cache's shared cpumask.
> >
> > cctable is extended to be index by domain number so that each cache
> > has its own control table.
> >
> > shared_domain is introduced to cover multiple resources sharing
> > CLOSID.
> 
> This patch does a dozen different things at once. Can you please split the
> cleanup parts, the parts where statics are removed and the actual changes in
> the representation model apart so this can be reviewed?
> 
> And while at this, please fold back thes cleanups into the original patches.
> There is no point to have these changes seperate.

Sure. Will do this.

Thanks.

-Fenghua

  reply	other threads:[~2016-07-13 17:42 UTC|newest]

Thread overview: 81+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-07-13  1:02 [PATCH 00/32] Enable Intel Resource Allocation in Resource Director Technology Fenghua Yu
2016-07-13  1:02 ` [PATCH 01/32] x86/intel_rdt: Cache Allocation documentation Fenghua Yu
2016-07-13  1:02 ` [PATCH 02/32] x86/intel_rdt: Add support for Cache Allocation detection Fenghua Yu
2016-07-26 19:00   ` Nilay Vaish
2016-07-13  1:02 ` [PATCH 03/32] x86/intel_rdt: Add Class of service management Fenghua Yu
2016-07-13  1:02 ` [PATCH 04/32] x86/intel_rdt: Add L3 cache capacity bitmask management Fenghua Yu
2016-07-22  7:12   ` Marcelo Tosatti
2016-07-22 21:43     ` Luck, Tony
2016-07-23  4:31       ` Marcelo Tosatti
2016-07-26  3:18         ` Luck, Tony
2016-07-26 17:10         ` Shivappa Vikas
2016-07-13  1:02 ` [PATCH 05/32] x86/intel_rdt: Implement scheduling support for Intel RDT Fenghua Yu
2016-07-25 16:25   ` Nilay Vaish
2016-07-25 16:31   ` Nilay Vaish
2016-07-25 18:05     ` Luck, Tony
2016-07-25 22:47       ` David Carrillo-Cisneros
2016-07-13  1:02 ` [PATCH 06/32] x86/intel_rdt: Hot cpu support for Cache Allocation Fenghua Yu
2016-07-13  9:19   ` Thomas Gleixner
2016-07-21 19:46     ` Shivappa Vikas
2016-07-14  0:40   ` David Carrillo-Cisneros
2016-07-14 22:58     ` Yu, Fenghua
2016-07-13  1:02 ` [PATCH 07/32] x86/intel_rdt: Intel haswell Cache Allocation enumeration Fenghua Yu
2016-07-13  1:02 ` [PATCH 08/32] Define CONFIG_INTEL_RDT Fenghua Yu
2016-07-13 10:25   ` Thomas Gleixner
2016-07-13 18:05     ` Yu, Fenghua
2016-07-13 21:09       ` Thomas Gleixner
2016-07-13 21:18         ` Yu, Fenghua
2016-07-13  1:02 ` [PATCH 09/32] x86/intel_rdt: Intel Code Data Prioritization detection Fenghua Yu
2016-07-13  1:02 ` [PATCH 10/32] x86/intel_rdt: Adds support to enable Code Data Prioritization Fenghua Yu
2016-07-26 19:23   ` Nilay Vaish
2016-07-26 20:32     ` Shivappa Vikas
2016-07-13  1:02 ` [PATCH 11/32] x86/intel_rdt: Class of service and capacity bitmask management for CDP Fenghua Yu
2016-07-13  1:02 ` [PATCH 12/32] x86/intel_rdt: Hot cpu update for code data prioritization Fenghua Yu
2016-07-13  1:02 ` [PATCH 13/32] Documentation, x86: Documentation for Intel resource allocation user interface Fenghua Yu
2016-07-13 12:47   ` Thomas Gleixner
2016-07-13 17:13     ` Luck, Tony
2016-07-14  6:53       ` Thomas Gleixner
2016-07-14 17:16         ` Luck, Tony
2016-07-19 12:32           ` Thomas Gleixner
2016-08-04 23:38             ` Yu, Fenghua
2016-07-27 16:20   ` Nilay Vaish
2016-07-27 16:57     ` Luck, Tony
2016-08-03 22:15   ` Marcelo Tosatti
2016-07-13  1:02 ` [PATCH 14/32] x86/cpufeatures: Get max closid and max cbm len and clean feature comments and code Fenghua Yu
2016-07-27 16:49   ` Nilay Vaish
2016-07-13  1:02 ` [PATCH 15/32] cacheinfo: Introduce cache id Fenghua Yu
2016-07-27 17:04   ` Nilay Vaish
2016-07-13  1:02 ` [PATCH 16/32] Documentation, ABI: Add a document entry for " Fenghua Yu
2016-07-13  1:02 ` [PATCH 17/32] x86, intel_cacheinfo: Enable cache id in x86 Fenghua Yu
2016-07-28  5:41   ` Nilay Vaish
2016-07-13  1:02 ` [PATCH 18/32] drivers/base/cacheinfo.c: Export some cacheinfo functions for others to use Fenghua Yu
2016-07-13  1:02 ` [PATCH 19/32] sched.h: Add rg_list and rdtgroup in task_struct Fenghua Yu
2016-07-13 12:56   ` Thomas Gleixner
2016-07-13 17:50     ` Yu, Fenghua
2016-07-28  5:53   ` Nilay Vaish
2016-07-13  1:02 ` [PATCH 20/32] magic number for rscctrl file system Fenghua Yu
2016-07-28  5:57   ` Nilay Vaish
2016-07-13  1:02 ` [PATCH 21/32] x86/intel_rdt.h: Header for inter_rdt.c Fenghua Yu
2016-07-28 14:07   ` Nilay Vaish
2016-07-13  1:02 ` [PATCH 22/32] x86/intel_rdt_rdtgroup.h: Header for user interface Fenghua Yu
2016-07-13  1:02 ` [PATCH 23/32] x86/intel_rdt.c: Extend RDT to per cache and per resources Fenghua Yu
2016-07-13 13:07   ` Thomas Gleixner
2016-07-13 17:40     ` Yu, Fenghua [this message]
2016-07-13  1:02 ` [PATCH 24/32] Task fork and exit for rdtgroup Fenghua Yu
2016-07-13 13:14   ` Thomas Gleixner
2016-07-13 17:32     ` Yu, Fenghua
2016-07-13 21:02       ` Thomas Gleixner
2016-07-13 21:22         ` Yu, Fenghua
2016-07-13  1:02 ` [PATCH 25/32] x86/intel_rdt_rdtgroup.c: User interface for RDT Fenghua Yu
2016-07-14 12:30   ` Thomas Gleixner
2016-07-13  1:02 ` [PATCH 26/32] x86/intel_rdt_rdtgroup.c: Create info directory Fenghua Yu
2016-07-13  1:03 ` [PATCH 27/32] x86/intel_rdt_rdtgroup.c: Implement rscctrl file system commands Fenghua Yu
2016-07-13  1:03 ` [PATCH 28/32] x86/intel_rdt_rdtgroup.c: Read and write cpus Fenghua Yu
2016-07-13  1:03 ` [PATCH 29/32] x86/intel_rdt_rdtgroup.c: Tasks iterator and write Fenghua Yu
2016-07-13  1:03 ` [PATCH 30/32] x86/intel_rdt_rdtgroup.c: Process schemas input from rscctrl interface Fenghua Yu
2016-07-14  0:41   ` David Carrillo-Cisneros
2016-07-14  6:11     ` Thomas Gleixner
2016-07-14  6:16       ` Yu, Fenghua
2016-07-14  6:32     ` Yu, Fenghua
2016-07-13  1:03 ` [PATCH 31/32] MAINTAINERS: Add maintainer for Intel RDT resource allocation Fenghua Yu
2016-07-13  1:03 ` [PATCH 32/32] x86/Makefile: Build intel_rdt_rdtgroup.c Fenghua Yu

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