Re: [PATCH RFC] ioctl based CAT interface

From	Pavel Machek <pavel@ucw.cz>
Newsgroups	linux.kernel
Subject	Re: [PATCH RFC] ioctl based CAT interface
Date	2015-12-03 23:00 +0100
Message-ID	<qBK4W-2cj-7@gated-at.bofh.it> (permalink)
References	<qupHZ-qL-27@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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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
									
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Re: [PATCH RFC] ioctl based CAT interface Pavel Machek <pavel@ucw.cz> - 2015-12-03 23:00 +0100

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