Processes blocked on getblk or ufs

[sammy!!!]

Has anyone verified this for RELENG_5_2?


On Feb 9, 2004, at 1:45 AM, Scott Long wrote:

> Peter Losher wrote:
>> On Sat, 7 Feb 2004, Chip Norkus wrote:
>>>> woo,  Scott's commit seem to fix this problem for me!
>>>>
>>>
>>> I think I can throw a 'me too' in here.  A build (make -j8 world) 
>>> which
>>> would reliably lock up one of my 2650s no longer does so.  This is
>>> extremely encouraging. :)  Thanks so much for the hard work on this!
>> Any chance this can be backported to RELENG_5_2?  Because as it is 
>> now 5.2
>> is unusable on Dell systems using the aac driver.
>> -Peter
>
> Can you try the attached patch?
>
> Scott
> Index: aac.c
> ===================================================================
> RCS file: /usr/ncvs/src/sys/dev/aac/aac.c,v
> retrieving revision 1.81
> diff -u -r1.81 aac.c
> --- aac.c	9 Nov 2003 09:17:20 -0000	1.81
> +++ aac.c	9 Feb 2004 06:41:57 -0000
> @@ -1290,8 +1290,10 @@
>  	cm->cm_flags |= AAC_CMD_MAPPED;
>
>  	/* put the FIB on the outbound queue */
> -	if (aac_enqueue_fib(sc, cm->cm_queue, cm) == EBUSY)
> +	if (aac_enqueue_fib(sc, cm->cm_queue, cm) == EBUSY) {
> +		aac_unmap_command(cm);
>  		aac_requeue_ready(cm);
> +	}
>
>  	return;
>  }
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