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From: corbet@lwn.net (Jonathan Corbet)
To: J S <webnews@comcast.net>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Tasklets vs. Task Queues for Deferred Processing
Date: Sat, 29 Mar 2003 14:48:22 -0700	[thread overview]
Message-ID: <20030329214822.27254.qmail@eklektix.com> (raw)
In-Reply-To: Your message of "Fri, 28 Mar 2003 18:14:37 EST." <1048893277.4058.11.camel@localhost.localdomain>

> I have read in the O'Reilly linux device drivers
> book that tasklets always run in interrupt time.  Also, I guess the only
> task_queue that is in process context is the scheduler task queue.  I've
> seen in a few places that task queues are on their way out and tasklets
> are being used instead.  Is this completely true?

All true.  If you're developing for 2.4, you can use schedule_task() and
life will be OK.  For 2.5, you really want to use work queues instead; see
http://lwn.net/Articles/23634/ for a description of how to do that.

jon

Jonathan Corbet
Executive editor, LWN.net
corbet@lwn.net

      parent reply	other threads:[~2003-03-29 21:37 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-03-28 23:14 J S
2003-03-29  8:12 ` Juergen Quade
2003-03-29  8:12 ` Duncan Sands
2003-03-29 21:48 ` Jonathan Corbet [this message]

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