From mboxrd@z Thu Jan  1 00:00:00 1970
From: greg@kroah.com (Greg KH)
Date: Wed, 7 Jun 2017 10:48:33 +0200
Subject: tx path circular buffer
In-Reply-To: <20170607060333.GC2747@eros>
References: <20170607060333.GC2747@eros>
Message-ID: <20170607084833.GA13755@kroah.com>
To: kernelnewbies@lists.kernelnewbies.org
List-Id: kernelnewbies.lists.kernelnewbies.org

On Wed, Jun 07, 2017 at 04:03:33PM +1000, Tobin C. Harding wrote:
> Hi,
> 
> I am attempting to implement a circular buffer for the tx path of a
> networking driver. From my understanding this is something that is
> very common, yet I am struggling to find a clear way to do it.

Have you looked at include/linux/kfifo.h?