netdev - Re: [PATCH] sis: switch from 'pci_' to 'dma

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Date:   Mon, 20 Jul 2020 17:50:39 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     christophe.jaillet@...adoo.fr
Cc:     kuba@...nel.org, romieu@...zoreil.com, venza@...wnhat.org,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        kernel-janitors@...r.kernel.org
Subject: Re: [PATCH] sis: switch from 'pci_' to 'dma_' API

From: Christophe JAILLET <christophe.jaillet@...adoo.fr>
Date: Mon, 20 Jul 2020 15:36:09 +0200

> The wrappers in include/linux/pci-dma-compat.h should go away.
> 
> The patch has been generated with the coccinelle script below and has been
> hand modified to replace GFP_ with a correct flag.
> It has been compile tested.
> 
> 
> When memory is allocated in 'epic_init_one()' (sis190.c), GFP_KERNEL can be
> used because this is a net_device_ops' 'ndo_open' function. This function
> is protected by the rtnl_lock() semaphore. So only a mutex is used and no
> spin_lock is acquired.
> 
> When memory is allocated in 'sis900_probe()' (sis900.c), GFP_KERNEL can be
> used because it is a probe function and no spin_lock is acquired.
 ...
> Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>

Applied.