From: Rodolfo Giometti <giometti@enneenne.com>
To: Chris Friesen <cfriesen@nortel.com>
Cc: David Woodhouse <dwmw2@infradead.org>,
linux-kernel@vger.kernel.org,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: LinuxPPS & spinlocks
Date: Fri, 27 Jul 2007 21:28:48 +0200 [thread overview]
Message-ID: <20070727192848.GW9840@enneenne.com> (raw)
In-Reply-To: <46AA42CA.4060004@nortel.com>
On Fri, Jul 27, 2007 at 01:08:58PM -0600, Chris Friesen wrote:
> Rodolfo Giometti wrote:
>
>> The pps_event() is now protected by a spinlock against
>> pps_register_source() and pps_unregister_source()...
>
> Locks protect data, not code. It may make more sense to identify the
> specific data being protected by the spinlock.
What do you mean? Did you find an error into my patch? :-o
Functions pps_event() and
pps_register_source()/pps_unregister_source() take accesso to shared
data, that's why I used spinlocks.
Thanks,
Rodolfo
--
GNU/Linux Solutions e-mail: giometti@enneenne.com
Linux Device Driver giometti@gnudd.com
Embedded Systems giometti@linux.it
UNIX programming phone: +39 349 2432127
next prev parent reply other threads:[~2007-07-27 19:27 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-07-17 18:05 [PATCH] LinuxPPS - definitive version Rodolfo Giometti
2007-07-23 13:35 ` David Woodhouse
2007-07-23 16:04 ` Rodolfo Giometti
2007-07-23 19:28 ` Andrew Morton
2007-07-23 19:48 ` David Woodhouse
2007-07-24 8:00 ` Rodolfo Giometti
2007-07-24 13:49 ` David Woodhouse
2007-07-24 14:20 ` Rodolfo Giometti
2007-07-24 14:46 ` David Woodhouse
2007-07-24 14:52 ` David Woodhouse
2007-07-24 16:01 ` Rodolfo Giometti
2007-07-27 18:44 ` LinuxPPS & spinlocks Rodolfo Giometti
2007-07-27 19:08 ` Chris Friesen
2007-07-27 19:28 ` Rodolfo Giometti [this message]
2007-07-27 19:40 ` Chris Friesen
2007-07-27 19:45 ` Rodolfo Giometti
2007-07-27 20:47 ` Satyam Sharma
2007-07-27 23:41 ` Satyam Sharma
2007-07-29 9:50 ` Rodolfo Giometti
2007-07-30 5:03 ` Satyam Sharma
2007-07-30 8:51 ` Rodolfo Giometti
2007-07-30 9:20 ` Satyam Sharma
2007-08-01 22:14 ` Christopher Hoover
2007-08-01 23:03 ` Satyam Sharma
2007-07-29 9:57 ` Rodolfo Giometti
2007-07-29 10:00 ` Rodolfo Giometti
2007-07-30 5:09 ` Satyam Sharma
2007-07-30 8:53 ` Rodolfo Giometti
2007-07-30 9:31 ` Satyam Sharma
2007-07-29 9:17 ` Rodolfo Giometti
2007-07-30 4:19 ` Satyam Sharma
2007-07-30 8:32 ` Rodolfo Giometti
2007-07-30 9:07 ` Satyam Sharma
2007-07-30 14:55 ` Rodolfo Giometti
2007-07-30 22:01 ` Satyam Sharma
2007-07-31 8:20 ` Rodolfo Giometti
2007-07-31 18:49 ` Satyam Sharma
2007-07-31 19:44 ` Rodolfo Giometti
2007-07-31 21:15 ` Satyam Sharma
2007-07-24 14:31 ` [PATCH] LinuxPPS - definitive version Rodolfo Giometti
2007-07-24 14:45 ` David Woodhouse
2007-07-24 16:09 ` Rodolfo Giometti
2007-07-26 19:52 ` Roman Zippel
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