linux-kernel - Re: + lib-vsprintfc-even-faster-decimal-conversion.patch added to -mm tree

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Message-ID: <CACVxJT-K1ZBYw=16+XWWv_06MVKrLgqC5W8QOYGjWKmomKkVBA@mail.gmail.com>
Date:	Fri, 13 Mar 2015 16:00:06 +0300
From:	Alexey Dobriyan <adobriyan@...il.com>
To:	Linux Kernel <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>
Cc:	linux@...musvillemoes.dk, Peter Zijlstra <peterz@...radead.org>,
	Tejun Heo <tj@...nel.org>,
	Denis Vlasenko <vda.linux@...glemail.com>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
Subject: Re: + lib-vsprintfc-even-faster-decimal-conversion.patch added to -mm tree

On Fri, Mar 13, 2015 at 3:56 PM, Alexey Dobriyan <adobriyan@...il.com> wrote:
> On Fri, Mar 13, 2015 at 3:49 PM, Alexey Dobriyan <adobriyan@...il.com> wrote:
>> Legend is "number avg+-1sigma min-max". Every number is CPU cycles.
>> Great care was taken to remove interrupt noise.
>
> To reproduce numbers:
> * apply the patch which adds sys_nr_irq() system call.

attached

View attachment "sys-nr-irq-3.19.diff" of type "text/plain" (2915 bytes)