linux-kernel - Re: [PATCH] ata: remove deprecated use of pci api

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Message-ID: <20150408145704.GL10582@htj.duckdns.org>
Date:	Wed, 8 Apr 2015 10:57:04 -0400
From:	Tejun Heo <tj@...nel.org>
To:	Quentin Lambert <lambert.quentin@...il.com>
Cc:	Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
	Mikael Pettersson <mikpelinux@...il.com>,
	linux-ide@...r.kernel.org, linux-kernel@...r.kernel.org,
	kernel-janitors@...r.kernel.org
Subject: Re: [PATCH] ata: remove deprecated use of pci api

On Wed, Apr 08, 2015 at 02:34:10PM +0200, Quentin Lambert wrote:
> Replace occurences of the pci api by appropriate call to the dma api.
> 
> A simplified version of the semantic patch that finds this problem is as
> follows: (http://coccinelle.lip6.fr)
> 
> @deprecated@
> idexpression id;
> position p;
> @@
> 
> (
>   pci_dma_supported@p ( id, ...)
> |
>   pci_alloc_consistent@p ( id, ...)
> )
> 
> @bad1@
> idexpression id;
> position deprecated.p;
> @@
> ...when != &id->dev
>    when != pci_get_drvdata ( id )
>    when != pci_enable_device ( id )
> (
>   pci_dma_supported@p ( id, ...)
> |
>   pci_alloc_consistent@p ( id, ...)
> )
> 
> @depends on !bad1@
> idexpression id;
> expression direction;
> position deprecated.p;
> @@
> 
> (
> - pci_dma_supported@p ( id,
> + dma_supported ( &id->dev,
> ...
> + , GFP_ATOMIC
>   )
> |
> - pci_alloc_consistent@p ( id,
> + dma_alloc_coherent ( &id->dev,
> ...
> + , GFP_ATOMIC
>   )
> )
> 
> Signed-off-by: Quentin Lambert <lambert.quentin@...il.com>

Applied to libata/for-4.1.  Thanks.

-- 
tejun
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