linux-kernel - Re: [PATCH] fs: kill default

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Message-ID: <20110509140614.GB7669@infradead.org>
Date:	Mon, 9 May 2011 10:06:14 -0400
From:	Christoph Hellwig <hch@...radead.org>
To:	Josef Bacik <josef@...hat.com>
Cc:	Arnd Bergmann <arnd@...db.de>, linux-kernel@...r.kernel.org,
	linux-fsdevel@...r.kernel.org, viro@...iv.linux.org.uk,
	hch@...radead.org
Subject: Re: [PATCH] fs: kill default_llseek

On Mon, May 09, 2011 at 09:23:35AM -0400, Josef Bacik wrote:
> So every sb has s_maxbytes set to something, is this not acceptable
> for character devices?  I guess some can let you seek well past this
> point so we should just do some if (S_ISCHR()) return or whatever?

Probably for all special files just to be sure, although
pipes/sockets/fifos aren't searchable, and block devices tend to
get redirected to their own superblock.

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