Re: [irda-users] [PATCH] Unneeded memory barrier in net/irda code

[Aynton S. <ayn...@ho...>]

>From: Felipe W Damasio <fel...@te...>
>Reply-To: ird...@li...
>To: Jeff Garzik <jg...@po...>
>CC: ird...@li..., 
>lin...@vg...,ne...@os...
>Subject: [irda-users] [PATCH] Unneeded memory barrier in net/irda code
>Date: Tue, 16 Sep 2003 16:53:42 -0300
>
>	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);
>  	}
>  }

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