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
prev 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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