From: Daniel Walker <dwalker@mvista.com>
To: tglx@linutronix.de
Cc: David Brownell <david-b@pacbell.net>,
linux-kernel@vger.kernel.org, john stultz <johnstul@us.ibm.com>,
Ingo Molnar <mingo@elte.hu>
Subject: Re: [PATCH 14/23] clocksource: increase initcall priority
Date: Wed, 31 Jan 2007 16:15:12 -0800 [thread overview]
Message-ID: <1170288912.9781.177.camel@imap.mvista.com> (raw)
In-Reply-To: <1170285826.29240.227.camel@localhost.localdomain>
On Thu, 2007-02-01 at 00:23 +0100, Thomas Gleixner wrote:
> Daniel,
>
> On Wed, 2007-01-31 at 14:47 -0800, Daniel Walker wrote:
> > > So don't assume any platform doesn't use clocksource initcalls.
> >
> > What does your OMAP clocksource do now ? I thought one of the changes
> > that you made was to have both 32k and mpu both registered ..
>
> It is up to the clocksource driver, when the clocksource_register() call
> is done. This may happen in early boot as well as after initializing
> some other things first.
>
> Johns clocksource code works with ARM which does the register call in
> timer_init() as well as with some other hardware which gets initialized
> late in the boot process.
>
> clocksource_initcall is simply superfluid.
>
My position has always been that clocksources should be registered as
early as possible .. The fs_initcall() usage is a compromise stemming
from early resistance that John, and you gave to moving the clocks up in
the initcall sequence. the clocksource_initcall() exists only to allow
the clocks easily be raised if it was needed ..
I'm glad that you, John, and myself have come to a consensus on the
issue offline ..
Daniel
next prev parent reply other threads:[~2007-02-01 0:16 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-01-31 19:43 David Brownell
2007-01-31 22:47 ` Daniel Walker
2007-01-31 23:23 ` Thomas Gleixner
2007-02-01 0:15 ` Daniel Walker [this message]
2007-02-01 0:34 ` Thomas Gleixner
2007-02-01 0:24 ` David Brownell
-- strict thread matches above, loose matches on Subject: below --
2007-01-31 3:37 [PATCH 00/23] clocksource update v12 Daniel Walker
2007-01-31 3:37 ` [PATCH 14/23] clocksource: increase initcall priority Daniel Walker
2007-01-31 11:50 ` Ingo Molnar
2007-01-31 16:42 ` Daniel Walker
2007-01-31 17:10 ` Ingo Molnar
2007-01-31 17:20 ` Daniel Walker
2007-01-31 17:29 ` Thomas Gleixner
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