* [PATCH] Unneeded memory barrier in net/irda code
@ 2003-09-16 19:53 Felipe W Damasio
2003-09-20 17:57 ` Jeff Garzik
0 siblings, 1 reply; 2+ messages in thread
From: Felipe W Damasio @ 2003-09-16 19:53 UTC (permalink / raw)
To: Jeff Garzik; +Cc: irda-users, linux-net, netdev
[-- 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);
}
}
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2003-09-16 19:53 [PATCH] Unneeded memory barrier in net/irda code Felipe W Damasio
2003-09-20 17:57 ` Jeff Garzik
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