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Date: Tue, 13 Mar 2001 10:22:24 +0100
From: Ingo Oeser <ingo.oeser@informatik.tu-chemnitz.de>
To: Alexander Viro <viro@math.psu.edu>
Cc: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org
Subject: Re: named pipe writes on readonly filesystems
Message-ID: <20010313102224.A17224@nightmaster.csn.tu-chemnitz.de>
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In-Reply-To: <Pine.GSO.4.21.0103122113480.28460-100000@weyl.math.psu.edu>; from viro@math.psu.edu on Mon, Mar 12, 2001 at 09:15:33PM -0500
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On Mon, Mar 12, 2001 at 09:15:33PM -0500, Alexander Viro wrote:
> On Mon, 12 Mar 2001, Chris Mason wrote:
> > Since fs/pipe.c:pipe_write() calls mark_inode_dirty, and it is legal to
> > write to a named pipe on a readonly filesystem, we can end up writing an
> > inode on a readonly FS.
> 
> I would check that in pipe_write()...

So atime and mtime of a named pipe are meaningless in general?
That would make sense, since you cannot access the data anymore,
once they are through the pipe.

Regards

Ingo Oeser
-- 
10.+11.03.2001 - 3. Chemnitzer LinuxTag <http://www.tu-chemnitz.de/linux/tag>
         <<<<<<<<<<<<     been there and had much fun   >>>>>>>>>>>>
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