From: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
To: Alexander Shiyan <shc_work@mail.ru>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH] clocksource: Add pointer to clocksource structure in read function
Date: Mon, 22 Apr 2013 15:59:08 +0200 [thread overview]
Message-ID: <20130422135908.GB13393@game.jcrosoft.org> (raw)
In-Reply-To: <1366622000.671448158@f347.mail.ru>
On 13:13 Mon 22 Apr , Alexander Shiyan wrote:
> > On 10:35 Sat 20 Apr , Alexander Shiyan wrote:
> > >
> > > This patch adds pointer to clocksource structure in read function.
> > > For avoid name collisions, clocksource names for all drivers was
> > > changed to be unique.
> > why?
> >
> > no need the clocksource is hot path don't touch it
> > and we do not need the struct pointer as we can have only 1 cs in barebox
>
> This change allows to add an additional field in struct clocksource then
> we can remove static variables from clocksource drivers.
why we have only one clocksource at a time
what you propose will require to use container_of
so will slow down a lot barebox
Best Regards,
J.
>
> ---
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next prev parent reply other threads:[~2013-04-22 14:12 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-20 6:35 Alexander Shiyan
2013-04-20 16:59 ` Jean-Christophe PLAGNIOL-VILLARD
2013-04-22 9:13 ` Re[2]: " Alexander Shiyan
2013-04-22 13:59 ` Jean-Christophe PLAGNIOL-VILLARD [this message]
2013-04-22 14:19 ` Alexander Shiyan
2013-04-22 16:15 ` Jean-Christophe PLAGNIOL-VILLARD
2013-04-22 16:22 ` Re[2]: " Alexander Shiyan
2013-04-22 17:03 ` Sascha Hauer
2013-04-22 17:12 ` Re[2]: " Alexander Shiyan
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