Re: [PATCH] ia64 sn xpc: Convert to use kthread API.

From: Jes Sorensen
Date: Mon Apr 23 2007 - 13:12:12 EST


Christoph Hellwig wrote:
On Thu, Apr 19, 2007 at 01:58:44AM -0600, Eric W. Biederman wrote:
From: Eric W. Biederman <ebiederm@xxxxxxxxxxxx>

This patch starts the xpc kernel threads using kthread_run
not a combination of kernel_thread and daemonize. Resuling
in slightly simpler and more maintainable code.

This driver is a really twisted maze. It has a lot of threads,
some of them running through the whole lifetime of the driver,
some short-lived and some in a sort of a pool.

The patch below fixes up the long-lived thread as well as fixing
gazillions of leaks in the init routine by switching to proper
goto-based unwinding.

Note that thread pools are something we have in a few places,
and might be worth handling in the core kthread infrastructure,
as tearing down pools will get a bit complicated using the
kthread APIs.

Like with the previous patch from Eric, I'm CC'ing the correct people
for this patch (forwarded it in a seperate email). CC'ing irrelevant
lists such as containers@ and not linux-ia64@ makes it somewhat
difficult to get proper reviews of these things.

Russ/Dean/Robin - could one of you provide some feedback to this one
please.

Thanks,
Jes
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