[PATCH] Unneeded memory barrier in net/irda code

From: Felipe W Damasio (felipewd@terra.com.br)
Date: Tue Sep 16 2003 - 14:52:11 EST


Hi Jeff,

Patch against 2.6-test5 to remove 2 unneeded memory barriers when setting current to TASK_RUNNING.

Please consider applying.

Thanks,

Felipe --- 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);
}
}