linux-kernel - Re: 8250.nr_uarts broken in 3.7

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Message-ID: <20130310122123.GA25551@pequod.mess.org>
Date:	Sun, 10 Mar 2013 12:21:23 +0000
From:	Sean Young <sean@...s.org>
To:	Jiri Slaby <jslaby@...e.cz>
Cc:	Josh Boyer <jwboyer@...hat.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	linux-serial@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: 8250.nr_uarts broken in 3.7

On Sat, Mar 09, 2013 at 03:14:18PM +0100, Jiri Slaby wrote:
> This is so disgusting that I will do the following:
> * ack your patch after you change the above (if that works)
> * rename 8250.c to 8250_core.c
> * change 8250_core.ko back to 8250.ko (ie. bring back the old module name)
> * thus switch MODULE_PARAM_PREFIX above to "8250_core."
> * deprecate all the newly added 8250_core.* params somehow and schedule
> for removal. IMO this warrants a kernel config option like
> CONFIG_8250_DEPRECATED_MODULE_PARAMS.
> 
> We have a lesson learned.

Indeed. In the patch that broke things, I renamed the module rather than 
the 8250.c source file in order to keep the patch small, but obviously 
did not consider the consequences well enough. I'm sorry about the mess 
I created.


Sean
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