From: Christoph Hellwig <hch@infradead.org>
To: Mark Fasheh <mfasheh@suse.de>
Cc: viro@ZenIV.linux.org.uk, linux-fsdevel@vger.kernel.org,
linux-btrfs@vger.kernel.org,
Chris Mason <chris.mason@fusionio.com>,
Josef Bacik <jbacik@fusionio.com>,
Andrew Vagin <avagin@gmail.com>
Subject: Re: [PATCH][RESEND] vfs: allow /proc/PID/maps to get device from stat
Date: Wed, 7 Aug 2013 13:18:26 -0700 [thread overview]
Message-ID: <20130807201826.GA23804@infradead.org> (raw)
In-Reply-To: <20130807195718.GC31381@wotan.suse.de>
On Wed, Aug 07, 2013 at 12:57:18PM -0700, Mark Fasheh wrote:
> stat(2) on btrfs returns a custom device, but proc uses s_dev from the super
> block. This causes problems (abi breakage) because software (and users) are
> not expecting the kernel to return different devices from these calls.
So fix stat on btrfs to return the proper device instead.
next prev parent reply other threads:[~2013-08-07 20:18 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-08-07 19:57 [PATCH][RESEND] vfs: allow /proc/PID/maps to get device from stat Mark Fasheh
2013-08-07 20:18 ` Christoph Hellwig [this message]
2013-08-07 20:51 ` Josef Bacik
2013-08-08 12:13 ` Christoph Hellwig
2013-08-08 13:02 ` Josef Bacik
2013-08-08 13:48 ` Christoph Hellwig
2013-08-08 15:31 ` Josef Bacik
2013-08-08 15:44 ` Josef Bacik
2013-08-12 11:47 ` Christoph Hellwig
2013-09-10 15:36 ` Mark Fasheh
2013-09-10 15:56 ` Josef Bacik
2013-09-10 21:21 ` Jeff Mahoney
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