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From: "Wang, Kemi" <kemi.wang@intel.com>
To: Florian Weimer <fweimer@redhat.com>,
	Adhemerval Zanella <adhemerval.zanella@linaro.org>,
	Rical Jason <rj@2c3t.io>, Carlos Donell <carlos@redhat.com>,
	Glibc alpha <libc-alpha@sourceware.org>
Cc: Dave Hansen <dave.hansen@linux.intel.com>,
	"Chen, Tim C" <tim.c.chen@intel.com>,
	"Kleen, Andi" <andi.kleen@intel.com>,
	"Huang, Ying" <ying.huang@intel.com>,
	"Lu, Aaron" <aaron.lu@intel.com>,
	"Li, Aubrey" <aubrey.li@intel.com>
Subject: RE: [PATCH v3 1/3] Tunables: Add tunables of spin count for pthread adaptive spin mutex
Date: Thu, 07 Jun 2018 15:02:00 -0000	[thread overview]
Message-ID: <25017BF213203E48912DB000DE5F5E1E6B819E56@SHSMSX101.ccr.corp.intel.com> (raw)
In-Reply-To: <783458d1-90b4-9053-acbf-cd2fc91eb92f@redhat.com>

> I think the applicable comments from the commit message should be included in here.

Sure.

BTW,  I plan to make this optimization opt-in, and enable it for x86 architecture as default.
As you suggested before. 

-----Original Message-----
From: Florian Weimer [mailto:fweimer@redhat.com] 
Sent: Thursday, June 7, 2018 9:10 PM
To: Wang, Kemi <kemi.wang@intel.com>; Adhemerval Zanella <adhemerval.zanella@linaro.org>; Rical Jason <rj@2c3t.io>; Carlos Donell <carlos@redhat.com>; Glibc alpha <libc-alpha@sourceware.org>
Cc: Dave Hansen <dave.hansen@linux.intel.com>; Chen, Tim C <tim.c.chen@intel.com>; Kleen, Andi <andi.kleen@intel.com>; Huang, Ying <ying.huang@intel.com>; Lu, Aaron <aaron.lu@intel.com>; Li, Aubrey <aubrey.li@intel.com>
Subject: Re: [PATCH v3 1/3] Tunables: Add tunables of spin count for pthread adaptive spin mutex

On 05/23/2018 11:22 AM, Kemi Wang wrote:
> +  mutex {
> +    spin_count {
> +      type: INT_32
> +      minval: 0
> +      maxval: 30000
> +      default: 100
> +    }
> +  }

I think the applicable comments from the commit message should be included in here.

Thanks,
Florian

      reply	other threads:[~2018-06-07 15:02 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-05-23  9:25 Kemi Wang
2018-05-23  9:25 ` [PATCH v3 3/3] Mutex: Replace trylock by read only while spinning Kemi Wang
2018-05-23  9:25 ` [PATCH v3 2/3] benchtests: Add pthread adaptive spin mutex microbenchmark Kemi Wang
2018-05-25  8:52 ` [PATCH v3 1/3] Tunables: Add tunables of spin count for pthread adaptive spin mutex Wang, Kemi
2018-05-30  3:03   ` kemi
2018-06-07  4:57     ` kemi
2018-06-07 13:07 ` Szabolcs Nagy
2018-06-07 14:58   ` Wang, Kemi
2018-06-07 13:09 ` Florian Weimer
2018-06-07 15:00   ` Wang, Kemi
2018-06-08  8:02   ` kemi
2018-06-08 14:54     ` Florian Weimer
2018-06-14  1:39       ` kemi
2018-06-07 13:10 ` Florian Weimer
2018-06-07 15:02   ` Wang, Kemi [this message]

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