linux-kernel - Re: [PATCH] Make MIPS dynamic clocksource/clockevent clock code generic

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Date:	Tue, 20 Oct 2009 14:56:53 -0700
From:	David Daney <ddaney@...iumnetworks.com>
To:	Thomas Gleixner <tglx@...utronix.de>
CC:	Linus Walleij <linus.walleij@...ricsson.com>,
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-mips@...ux-mips.org, Mikael Pettersson <mikpe@...uu.se>,
	Ralf Baechle <ralf@...ux-mips.org>
Subject: Re: [PATCH] Make MIPS dynamic clocksource/clockevent clock code generic

Thomas Gleixner wrote:
> On Sun, 18 Oct 2009, Linus Walleij wrote:
>> This moves the clocksource_set_clock() and clockevent_set_clock()
>> from the MIPS timer code into clockchips and clocksource where
>> it belongs. The patch was triggered by code posted by Mikael
>> Pettersson duplicating this code for the IOP ARM system. The
>> function signatures where altered slightly to fit into their
>> destination header files, unsigned int changed to u32 and inlined.
>>
>> Signed-off-by: Linus Walleij <linus.walleij@...ricsson.com>
>> Cc: Thomas Gleixner <tglx@...utronix.de>
>> Cc: Mikael Pettersson <mikpe@...uu.se>
>> Cc: Ralf Baechle <ralf@...ux-mips.org>
>> ---
>> Ralf has stated in earlier conversation that this should be moved,
>> now we risk duplicating code so let's move it.
> 
> Please do not make that functions inline. They are too large and there
> is no benefit of inlining them.
> 

If that is the case, then perhaps they should not be defined in a header 
file.

IMHO if you are defining a function in a header file it should always be 
  'static inline'.  If you don't want it in-lined, put it in some 
library so we only pick up a single instance of it.

David Daney
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