linux-kernel - Re: [PATCH v2 1/1] atm: remove deprecated use of pci api

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Date:	Tue, 13 Jan 2015 21:59:44 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	lambert.quentin@...il.com
Cc:	chas@....nrl.navy.mil, linux-atm-general@...ts.sourceforge.net,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 1/1] atm: remove deprecated use of pci api

From: Quentin Lambert <lambert.quentin@...il.com>
Date: Mon, 12 Jan 2015 17:10:42 +0100

> @@ -2246,7 +2246,8 @@ static int eni_init_one(struct pci_dev *pci_dev,
>  		goto err_disable;
>  
>  	zero = &eni_dev->zero;
> -	zero->addr = pci_alloc_consistent(pci_dev, ENI_ZEROES_SIZE, &zero->dma);
> +	zero->addr = dma_alloc_coherent(&pci_dev->dev, ENI_ZEROES_SIZE,
> +					&zero->dma, GFP_ATOMIC);
>  	if (!zero->addr)
>  		goto err_kfree;
>  

I really would like you to look at these locations and see if
GFP_KERNEL can be used instead of GFP_ATOMIC.  I bet that nearly
all of these can, and it is preferred.

Thanks.
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