From: Arnd Bergmann <arnd@arndb.de>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Subject: Re: [PATCH 1/2] BKL: Remove BKL from default_llseek()
Date: Wed, 18 Nov 2009 19:06:59 +0100
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Cc: Jamie Lokier <jamie@shareable.org>, Jan Blunck <jblunck@suse.de>,
       linux-fsdevel@vger.kernel.org,
       "Linux-Kernel Mailinglist" <linux-kernel@vger.kernel.org>,
       Andrew Morton <akpm@linux-foundation.org>, jkacur@redhat.com,
       Thomas Gleixner <tglx@linutronix.de>,
       Christoph Hellwig <hch@infradead.org>,
       =?iso-8859-1?q?Fr=E9d=E9ric_Weisbecker?= <fweisbec@gmail.com>,
       Alexander Viro <viro@zeniv.linux.org.uk>
References: <1258560457-15129-1-git-send-email-jblunck@suse.de> <200911181833.37531.arnd@arndb.de> <20091118180044.3d5981bf@lxorguk.ukuu.org.uk>
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On Wednesday 18 November 2009, Alan Cox wrote:
> > There are drivers touching f_pos in ioctl() methods, which is vaguely
> > reasonable. There are also driver touching it in their read()/write()
> > methods, which has no effect whatsoever.
> 
> osst is the obvious offender. The ioctl ones like mtdchar seem to be
> broken but they have their own locking (or lack thereof) in there own
> lseek so its an internal proble,.
> 

The other ones I found before giving up are drivers/s390/char/tape_char.c
and drivers/sbus/char/flash.c.

	Arnd <><
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