Re: [PATCH v2] MIPS: Add a high resolution sched_clock() viacnt32_to_63().

From: Ingo Molnar
Date: Sun Nov 22 2009 - 13:07:26 EST



* Sergei Shtylyov <sshtylyov@xxxxxxxxxxxxx> wrote:

> Hello.
>
> Ingo Molnar wrote:
>
> >>+config HR_SCHED_CLOCK
> >>+ bool "High Resolution sched_clock()"
> >>+ depends on CSRC_R4K
> >>+ default n
> >>+ help
> >>+ This option enables the MIPS c0 count based high resolution
> >>+ sched_clock().
> >>+
> >>+ If you need a ns precision timestamp, You are recommended to enable
> >>+ this option. For example, If you are using the Ftrace subsystem to do
>
> s/If/if/
>
> >>diff --git a/arch/mips/kernel/csrc-r4k.c b/arch/mips/kernel/csrc-r4k.c
> >>index e95a3cd..4e52cca 100644
> >>--- a/arch/mips/kernel/csrc-r4k.c
> >>+++ b/arch/mips/kernel/csrc-r4k.c
> >>@@ -6,10 +6,64 @@
> >> * Copyright (C) 2007 by Ralf Baechle
> >> */
> >> #include <linux/clocksource.h>
> >>+#include <linux/cnt32_to_63.h>
> >>+#include <linux/timer.h>
> >> #include <linux/init.h>
> >> #include <asm/time.h>
> >>+/*
> >>+ * MIPS' sched_clock implementation.
> >
> >s/MIPS'/MIPS's
>
> MIPS's is not really a proper English. :-)

AFAIK 'MIPS' is not the plural of 'MIP' (but an acronym ending with
'S'), hence the possessive form would be MIPS's.

It doesnt matter much i guess ;-)

Ingo
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