From: "Devon H. O'Dell " <dodell@offmyserver.com>
To: 9fans@cse.psu.edu
Subject: Re: [9fans] tsleep / timer questions
Date: Fri, 25 Mar 2005 21:19:34 +0100 [thread overview]
Message-ID: <20050325201934.GC93332@smp500.sitetronics.com> (raw)
In-Reply-To: <d000c0c8c8f149a12adeacfebaff010b@plan9.bell-labs.com>
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On Fri, Mar 25, 2005 at 01:55:40PM -0500, jmk@plan9.bell-labs.com wrote:
> >So, I thought a nifty solution would be to make use of the
> >rendezvous stuff and call tsleep. But I don't understand how
> >this should work. When the watchdog is enabled, I need to start
> >some procedure that never returns. This would be easy in
> >userland, where I could simply start another thread, but how do
> >I do this in-kernel.
>
> that would be a kproc. look at some of the ether drivers, e.g. ether82557,c
> which actually has a kproc called 'watchdog'.
Aha! This does appear to be what I'm wanting to do. I saw the
watchdog procedure in ether82557.c, but wasn't able to really
figure it out. Searching for kproc makes more sense now :)
Thanks for this tip. I'll finish this driver up tomorrow.
--Devon
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next prev parent reply other threads:[~2005-03-25 20:19 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-03-24 15:08 Fwd: [9fans] Ad link Brantley Coile
2005-03-24 15:54 ` Ronald G. Minnich
2005-03-24 21:15 ` Sam
2005-03-24 22:31 ` Ronald G. Minnich
2005-03-24 22:47 ` Russ Cox
2005-03-25 15:34 ` Brantley Coile
2005-03-26 0:00 ` geoff
2005-03-26 0:19 ` Russ Cox
2005-03-27 19:03 ` Fwd: " McLone
2005-03-25 4:39 ` geoff
2005-03-25 9:02 ` vdharani
2005-03-25 18:36 ` [9fans] tsleep / timer questions Devon H. O'Dell
2005-03-25 18:55 ` jmk
2005-03-25 20:19 ` Devon H. O'Dell [this message]
2005-03-25 18:57 ` Russ Cox
2005-03-25 20:04 ` Devon H. O'Dell
2005-03-25 20:12 ` Russ Cox
2005-03-25 20:23 ` Devon H. O'Dell
2005-03-25 21:36 ` Russ Cox
2005-03-26 8:30 ` Devon H. O'Dell
2005-03-26 8:36 ` [9fans] Kernel interface manpages Devon H. O'Dell
2005-03-26 17:45 ` Russ Cox
2005-03-26 19:56 ` Devon H. O'Dell
2005-03-26 23:03 ` vdharani
2005-03-26 0:22 ` [9fans] tsleep / timer questions vdharani
2005-03-25 8:51 ` Fwd: [9fans] Ad link vdharani
2005-03-25 15:27 ` Brantley Coile
2005-03-28 1:28 [9fans] tsleep / timer questions YAMANASHI Takeshi
2005-03-28 3:38 ` Russ Cox
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