From: Tejun Heo <tj@kernel.org>
To: "J. R. Okajima" <hooanon05@yahoo.co.jp>
Cc: David Brownell <dbrownell@users.sourceforge.net>,
linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: Q. block: check bdev_read_only() from blkdev_get()
Date: Fri, 21 Jan 2011 14:28:02 +0100 [thread overview]
Message-ID: <20110121132802.GD2832@htj.dyndns.org> (raw)
In-Reply-To: <23846.1295615979@jrobl>
On Fri, Jan 21, 2011 at 10:19:39PM +0900, J. R. Okajima wrote:
>
> By the commit 75f1dc0
> 2010-11-13 block: check bdev_read_only() from blkdev_get()
> bdev_read_only() call is added into blkdev_get().
>
> This check makes the loopback block device unable to be mounted as
> writable once it is set to readonly, even if the corresponding is
> detached and the device becomes free.
> We may need to re-initialize the readonly/writable status flag somewhere?
Yeah, it should definitely reset r/w flag on each mount. Interested
in fixing it?
Thanks.
--
tejun
next prev parent reply other threads:[~2011-01-21 13:28 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-21 13:19 Q. block: check bdev_read_only() from blkdev_get() J. R. Okajima
2011-01-21 13:28 ` Tejun Heo [this message]
2011-01-22 8:32 ` J. R. Okajima
2011-01-22 11:48 ` Tejun Heo
2011-01-22 14:22 ` [PATCH 1/2] loop: guarantee lo->lo_device availability while fd is bound Tejun Heo
2011-01-22 14:23 ` [PATCH 2/2] block: clear ro on fd detach " Tejun Heo
2011-01-24 1:28 ` J. R. Okajima
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