From: David Mosberger <davidm@napali.hpl.hp.com>
To: linux-ia64@vger.kernel.org
Subject: Re: [PATCH_TAKE_2] now < last_tick problem
Date: Tue, 14 Oct 2003 16:58:14 +0000 [thread overview]
Message-ID: <marc-linux-ia64-106615107610622@msgid-missing> (raw)
In-Reply-To: <marc-linux-ia64-106575925709435@msgid-missing>
>>>>> On Tue, 14 Oct 2003 15:53:15 +1000, Ian Wienand <ianw@gelato.unsw.edu.au> said:
Ian> On Mon, Oct 13, 2003 at 10:23:39PM -0700, David Mosberger
Ian> wrote:
>> consistency-check. May want to add a comment about that, though.
Ian> A few messages up I added something like
Ian> + * Return the number of nano-seconds that elapsed since the
Ian> last + * update to jiffy. It is quite possible that the timer
Ian> interrupt + * will interrupt this and result in a race for any
Ian> of jiffies, + * wall_jiffies or itm_next. Thus, the xtime_lock
Ian> must be at least + * read-locked when calling this routine.
Ian> although read-locked should probably be 'read synchronised' or
Ian> something to avoid confusion.
Sounds fine to me. Do you want to send me a complete patch so you'll
get the proper credit?
Thanks,
--david
next prev parent reply other threads:[~2003-10-14 16:58 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-10-10 4:13 [PATCH_TAKE_2] now < last_tick problem Ian Wienand
2003-10-10 16:42 ` David Mosberger
2003-10-13 2:11 ` Ian Wienand
2003-10-13 18:17 ` David Mosberger
2003-10-13 23:06 ` Ian Wienand
2003-10-14 5:23 ` David Mosberger
2003-10-14 5:53 ` Ian Wienand
2003-10-14 16:58 ` David Mosberger [this message]
2003-10-14 23:05 ` Ian Wienand
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