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From: Stefan Richter <stefanr@s5r6.in-berlin.de>
To: linux1394-devel@lists.sourceforge.net
Cc: Ben Collins <bcollins@ubuntu.com>,
	"Serge E. Hallyn" <serue@us.ibm.com>,
	"Eric W. Biederman" <ebiederm@xmission.com>,
	Christoph Hellwig <hch@infradead.org>,
	linux-kernel@vger.kernel.org
Subject: [PATCH 2.6.17-rc6-mm2 0/6] ieee1394: nodemgr: misc API conversions
Date: Sun, 18 Jun 2006 18:57:03 +0200 (CEST)	[thread overview]
Message-ID: <tkrat.7edcc575e6bfd4ed@s5r6.in-berlin.de> (raw)
In-Reply-To: <44944D8A.6090808@s5r6.in-berlin.de>

The following patches clean up and convert API usages in
ieee1394/nodemgr.c.  Parts of this patch series supersede the previously
posted variants of "[PATCH] kthread conversion: convert ieee1394 from
kernel_thread".

1/6 ieee1394: nodemgr: remove unnecessary includes
2/6 ieee1394: do not spawn a kernel_thread for user-initiated bus rescan
3/6 ieee1394: make module parameter ignore_drivers writable
4/6 ieee1394: nodemgr: switch to kthread API
5/6 ieee1394: nodemgr: replace reset semaphore
6/6 ieee1394: convert nodemgr_serialize semaphore to mutex

 drivers/ieee1394/nodemgr.c |  151 +++++++++++--------------------------
 1 files changed, 47 insertions(+), 104 deletions(-)

In case someone actually puts these patches to test and finds a lockup
or something more serious, please check if it isn't this older bug:
http://bugzilla.kernel.org/show_bug.cgi?id=6706
Two things which I could not test are behaviour on actual SMP machines
and the try_to_freeze() business.

Patch 3/6 is not an API conversion but is loosely related to patch 2/6.

After this patchset, all usages of the kernel_thread API are removed
from the ieee1394 subsystem.  Two usages of semaphores are replaced.
The following semaphores are still remaining in drivers/ieee1394:

dv1394.c:                video->sem       (simple mutex-type semaphore)
highlevel.c:             hl_drivers_sem   (RW semaphore)
ieee1394_transactions.c: tp->count        (counting semaphore)
nodemgr.c:               subsys.rwsem     (driver core's RW semaphores)
raw1394.c:               fi->complete_sem (completion semaphore)
-- 
Stefan Richter
-=====-=-==- -==- =--=-
http://arcgraph.de/sr/


  parent reply	other threads:[~2006-06-18 16:57 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-06-10 14:31 [PATCH] kthread conversion: convert ieee1394 from kernel_thread Serge E. Hallyn
2006-06-10 14:42 ` Christoph Hellwig
2006-06-10 15:11   ` Stefan Richter
2006-06-10 15:42     ` Christoph Hellwig
2006-06-10 16:34       ` Ben Collins
2006-06-10 16:38         ` Christoph Hellwig
2006-06-10 18:08           ` Ben Collins
2006-06-10 18:37             ` Christoph Hellwig
2006-06-17 18:44               ` Stefan Richter
2006-06-18 10:29                 ` Stefan Richter
2006-06-18 16:57                 ` Stefan Richter [this message]
2006-06-18 16:57                   ` [PATCH 2.6.17-rc6-mm2 1/6] ieee1394: nodemgr: remove unnecessary includes Stefan Richter
2006-06-18 16:59                     ` [PATCH 2.6.17-rc6-mm2 2/6] ieee1394: do not spawn a kernel_thread for user-initiated bus rescan Stefan Richter
2006-06-18 17:00                       ` [PATCH 2.6.17-rc6-mm2 3/6] ieee1394: make module parameter ignore_drivers writable Stefan Richter
2006-06-18 17:02                         ` [PATCH 2.6.17-rc6-mm2 4/6] ieee1394: nodemgr: switch to kthread API Stefan Richter
2006-06-18 17:03                           ` [PATCH 2.6.17-rc6-mm2 5/6] ieee1394: nodemgr: replace reset semaphore Stefan Richter
2006-06-18 17:05                             ` [PATCH 2.6.17-rc6-mm2 6/6] ieee1394: convert nodemgr_serialize semaphore to mutex Stefan Richter
2006-06-10 18:12           ` [PATCH] kthread conversion: convert ieee1394 from kernel_thread Stefan Richter

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