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Date:   Wed, 15 Nov 2017 15:25:31 +0800
From:   Lu Baolu <baolu.lu@...ux.intel.com>
To:     Felipe Balbi <felipe.balbi@...ux.intel.com>,
        Mathias Nyman <mathias.nyman@...ux.intel.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 2/3] usb: xhci: Add DbC support in xHCI driver

Hi,

On 11/14/2017 03:28 PM, Felipe Balbi wrote:
> Hi,
>
> Mathias Nyman <mathias.nyman@...ux.intel.com> writes:
>>> +static int dbc_buf_alloc(struct dbc_buf *db, unsigned int size)
>>> +{
>>> +	db->buf_buf = kzalloc(size, GFP_KERNEL);
>>> +	if (!db->buf_buf)
>>> +		return -ENOMEM;
>>> +
>>> +	db->buf_size = size;
>>> +	db->buf_put = db->buf_buf;
>>> +	db->buf_get = db->buf_buf;
>>> +
>>> +	return 0;
>>> +}
> you may wanna have a look at kfifo.
>

Yeah! kfifo gives me exactly what I want here.

I will replace it with kfifo. Thank you.

Best regards,
Lu Baolu

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