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From: Russell King - ARM Linux <linux@armlinux.org.uk>
To: Mark Salyzyn <salyzyn@android.com>
Cc: linux-kernel@vger.kernel.org, James Morse <james.morse@arm.com>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Will Deacon <will.deacon@arm.com>,
	Andy Lutomirski <luto@amacapital.net>,
	Dmitry Safonov <dsafonov@virtuozzo.com>,
	John Stultz <john.stultz@linaro.org>,
	Mark Rutland <mark.rutland@arm.com>,
	Laura Abbott <labbott@redhat.com>,
	Kees Cook <keescook@chromium.org>,
	Ard Biesheuvel <ard.biesheuvel@linaro.org>,
	Andy Gross <andy.gross@linaro.org>,
	Kevin Brodsky <kevin.brodsky@arm.com>,
	Andrew Pinski <apinski@cavium.com>,
	linux-arm-kernel@lists.infradead.org,
	Mark Salyzyn <salyzyn@google.com>
Subject: Re: [PATCH v3 04/12] arm: vdso: enforce monotonic and realtime as inline
Date: Mon, 30 Oct 2017 15:59:40 +0000	[thread overview]
Message-ID: <20171030155940.GR20805@n2100.armlinux.org.uk> (raw)
In-Reply-To: <20171027222531.57223-1-salyzyn@android.com>

On Fri, Oct 27, 2017 at 03:25:28PM -0700, Mark Salyzyn wrote:
> Ensure monotonic and realtime are inline, small price to pay for
> high volume common request.

Is this just based on a hunch, or is it based on proper measurement?
If proper measurement, where's the data?  What CPU was it measured
with?  How does this change affect other CPUs?

-- 
RMK's Patch system: http://www.armlinux.org.uk/developer/patches/
FTTC broadband for 0.8mile line in suburbia: sync at 8.8Mbps down 630kbps up
According to speedtest.net: 8.21Mbps down 510kbps up

  parent reply	other threads:[~2017-10-30 15:59 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-10-27 22:25 Mark Salyzyn
2017-10-30 14:10 ` Mark Rutland
2017-10-30 15:59 ` Russell King - ARM Linux [this message]
2017-10-31 15:28   ` Mark Salyzyn

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