linux-kernel - Re: disfunctional floppy driver in kernels 4.5, 4.6 and 4.7

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Message-ID: <20160615114206.GA9909@djo.tudelft.nl>
Date:	Wed, 15 Jun 2016 13:42:06 +0200
From:	Wim Osterholt <wim@....tudelft.nl>
To:	Jiri Kosina <jikos@...nel.org>
Cc:	viro@...IV.linux.org.uk, linux-kernel@...r.kernel.org,
	gnomes@...rguk.ukuu.org.uk, Wim Osterholt <wim@....tudelft.nl>
Subject: Re: disfunctional floppy driver in kernels 4.5, 4.6 and 4.7

On Wed, Jun 15, 2016 at 09:09:13AM +0200, Jiri Kosina wrote:
> > Surprising or not, the thusly compiled kernel ran fine and I could 
> > handle floppies like before! (open(/dev/fd0,O_ACCMODE) succeeds.)
> 
> Thanks for testing.
> 
> Now next question -- what do you actually want to achieve with passing 
> O_ACCMODE to open()?
> 
> O_ACCMODE should primarily be used as a mask to use when extracting access 
> mode bits from fcntl(F_GETFL) call.

It happens in setfdprm from fdutils. What they wanted to achieve with it
I don't know. Setting parameters or some such.
Problem is that fdutils is probably unmaintained for ten years or so.

Regards, Wim.


----- wim@....tudelft.nl -----