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From: Pavel Machek <pavel@ucw.cz>
To: Marcelo Tosatti <mtosatti@redhat.com>
Cc: Luiz Capitulino <lcapitulino@redhat.com>,
	Peter Zijlstra <peterz@infradead.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	Vikas Shivappa <vikas.shivappa@intel.com>,
	Tejun Heo <tj@kernel.org>, Yu Fenghua <fenghua.yu@intel.com>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH RFC] ioctl based CAT interface
Date: Thu, 3 Dec 2015 22:58:39 +0100	[thread overview]
Message-ID: <20151203215839.GD14427@amd> (raw)
In-Reply-To: <20151113163933.GA10222@amt.cnet>

Hi!
> 
> Attached is an early version of the ioctl based CAT interface we
> have been working on.
> 
> NOTE: it does not compile, there is no locking, but should 
> be sufficient for interested people to comment.
> 
> 
> diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
> index db3622f..293726b 100644
> --- a/arch/x86/Kconfig
> +++ b/arch/x86/Kconfig
> @@ -757,6 +757,14 @@ config HPET_EMULATE_RTC
>  	def_bool y
>  	depends on HPET_TIMER && (RTC=y || RTC=m || RTC_DRV_CMOS=m || RTC_DRV_CMOS=y)
>  
> +config CACHE_RESERVATION
> +	tristate "Cache Reservation Support"
> +	default n
> +	---help---
> +	  This feature makes use of Intel's Cache Allocation Technology to allow the
> +	  reservation of portions of the L3 cache to specific tasks. Please, see
> +	  Documentation/x86/cache-reservation.txt for more

Including the Documentation/x86/cache-reservation.txt file in the
patch would be nice ;-).
									Pavel
									
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

      parent reply	other threads:[~2015-12-03 21:58 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-11-13 16:39 [PATCH RFC] ioctl based CAT interface Marcelo Tosatti
2015-11-13 16:51 ` Peter Zijlstra
2015-11-13 17:27   ` Marcelo Tosatti
2015-11-13 17:43     ` Marcelo Tosatti
2015-11-16  8:59       ` Peter Zijlstra
2015-11-16 13:03         ` Marcelo Tosatti
2015-11-16 14:42           ` Thomas Gleixner
2015-11-16 19:52             ` Marcelo Tosatti
2015-11-16 15:01           ` Peter Zijlstra
2015-11-16 19:54             ` Marcelo Tosatti
2015-11-16 21:22             ` Marcelo Tosatti
2015-11-13 19:04     ` Luiz Capitulino
2015-11-13 20:22       ` Marcelo Tosatti
2015-11-16  9:03       ` Peter Zijlstra
2015-11-13 17:33   ` Marcelo Tosatti
2015-11-16  9:07     ` Peter Zijlstra
2015-11-16 14:37       ` Marcelo Tosatti
2015-11-16 15:37         ` Peter Zijlstra
2015-11-16 16:18       ` Luiz Capitulino
2015-11-16 16:26         ` Peter Zijlstra
2015-11-16 16:48           ` Luiz Capitulino
2015-11-16 16:39       ` Marcelo Tosatti
2015-11-17  1:01         ` Marcelo Tosatti
2015-11-13 18:01   ` Marcelo Tosatti
2015-11-16  9:09     ` Peter Zijlstra
2015-11-13 19:08 ` Luiz Capitulino
2015-12-03 21:58 ` Pavel Machek [this message]

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