From: Felipe W Damasio <felipewd@terra.com.br>
To: Jeff Garzik <jgarzik@pobox.com>
Cc: irda-users@lists.sourceforge.net, linux-net@vger.kernel.org,
netdev@oss.sgi.com
Subject: [PATCH] Unneeded memory barrier in net/irda code
Date: Tue, 16 Sep 2003 16:53:42 -0300 [thread overview]
Message-ID: <3F676A46.2000304@terra.com.br> (raw)
[-- Attachment #1: Type: text/plain, Size: 158 bytes --]
Hi Jeff,
Patch against 2.6-test5 to remove 2 unneeded memory barriers when
setting current to TASK_RUNNING.
Please consider applying.
Thanks,
Felipe
[-- Attachment #2: irda-mb.patch --]
[-- Type: text/plain, Size: 695 bytes --]
--- linux-2.6.0-test5/drivers/net/irda/sir_kthread.c.orig 2003-09-16 16:49:52.000000000 -0300
+++ linux-2.6.0-test5/drivers/net/irda/sir_kthread.c 2003-09-16 16:50:09.000000000 -0300
@@ -132,7 +132,7 @@
if (list_empty(&irda_rq_queue.request_list))
schedule();
else
- set_task_state(current, TASK_RUNNING);
+ __set_task_state(current, TASK_RUNNING);
remove_wait_queue(&irda_rq_queue.kick, &wait);
/* make swsusp happy with our thread */
@@ -165,7 +165,7 @@
if (atomic_read(&irda_rq_queue.num_pending))
schedule();
else
- set_task_state(current, TASK_RUNNING);
+ __set_task_state(current, TASK_RUNNING);
remove_wait_queue(&irda_rq_queue.done, &wait);
}
}
next reply other threads:[~2003-09-16 19:53 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-09-16 19:53 Felipe W Damasio [this message]
2003-09-20 17:57 ` [PATCH] Unneeded memory barrier in net/irda code Jeff Garzik
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