linux-kernel - Re: [PATCH 0/7] kfifo: new API v0.6

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Date:	Tue, 27 Oct 2009 21:49:31 -0400
From:	Andy Walls <awalls@...ix.net>
To:	Stefani Seibold <stefani@...bold.net>
Cc:	Andi Kleen <andi@...stfloor.org>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Arnd Bergmann <arnd@...db.de>,
	Amerigo Wang <xiyou.wangcong@...il.com>,
	Joe Perches <joe@...ches.com>, linux-media@...r.kernel.org,
	Mauro Carvalho Chehab <mchehab@...radead.org>
Subject: Re: [PATCH 0/7] kfifo: new API v0.6


> One thing is that the new API is not compatible with the old one. I
> had a look at the current user of the old kfifo API and it is was easy
> to adapt it to the new API. These are the files which currently use
> the kfifo API:
> 
> drivers/char/nozomi.c
> drivers/char/sonypi.c
> drivers/infiniband/hw/cxgb3/cxio_resource.c
> drivers/media/video/meye.c
> drivers/net/wireless/libertas/main.c
> drivers/platform/x86/fujitsu-laptop.c
> drivers/platform/x86/sony-laptop.c
> drivers/scsi/libiscsi.c
> drivers/scsi/libiscsi_tcp.c
> drivers/scsi/libsrp.c
> drivers/usb/host/fhci.h
> net/dccp/probe.c
> drivers/usb/serial/usb-serial.c
> drivers/usb/serial/generic.c

Here's a V4L-DVB cx23885 module change, that is on its way upstream,
that uses kfifo as is:

http://linuxtv.org/hg/v4l-dvb/rev/a2d8d3d88c6d

Do you really have to break the old API?

Regards,
Andy

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