linux-kernel - Re: [PATCH 4/6] libata: use lazy workqueues for the pio task

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Message-ID: <4A8D4458.5060206@s5r6.in-berlin.de>
Date:	Thu, 20 Aug 2009 14:40:56 +0200
From:	Stefan Richter <stefanr@...6.in-berlin.de>
To:	Jens Axboe <jens.axboe@...cle.com>
CC:	linux-kernel@...r.kernel.org, jeff@...zik.org,
	benh@...nel.crashing.org, htejun@...il.com, bzolnier@...il.com,
	alan@...rguk.ukuu.org.uk
Subject: Re: [PATCH 4/6] libata: use lazy workqueues for the pio task

Jens Axboe wrote:
> Signed-off-by: Jens Axboe <jens.axboe@...cle.com>
> ---
>  drivers/ata/libata-core.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
> index 072ba5e..35f74c9 100644
> --- a/drivers/ata/libata-core.c
> +++ b/drivers/ata/libata-core.c
> @@ -6580,7 +6580,7 @@ static int __init ata_init(void)
>  {
>  	ata_parse_force_param();
>  
> -	ata_wq = create_workqueue("ata");
> +	ata_wq = create_lazy_workqueue("ata");
>  	if (!ata_wq)
>  		goto free_force_tbl;
>  

However, this does not solve the issue of lacking parallelism on UP 
machines, does it?
-- 
Stefan Richter
-=====-==--= =--- =-=--
http://arcgraph.de/sr/
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