From: Artem Bityutskiy <dedekind1@gmail.com>
To: Luka Perkov <luka@openwrt.org>
Cc: Richard Weinberger <richard.weinberger@gmail.com>,
John Crispin <blogic@openwrt.org>,
"linux-mtd@lists.infradead.org" <linux-mtd@lists.infradead.org>,
John Crispin <john@phrozen.org>
Subject: Re: [PATCH] UBI: add a ubi forced detach ioctl
Date: Tue, 13 May 2014 12:03:41 +0300 [thread overview]
Message-ID: <1399971821.1797.24.camel@sauron.fi.intel.com> (raw)
In-Reply-To: <20140512104400.GA24995@w500.lan>
On Mon, 2014-05-12 at 12:44 +0200, Luka Perkov wrote:
> When running ubi rootfs upgrade on nand based OpenWrt device after
> pivot_root init process is still "hooked" on the old file system. Thus,
> the old file system can not be umounted. If the filesystem is mounted it
> can not be upgraded with using for example ubiupdatevol or removed with
> ubirmvol. Forcing umount would allow to run the before mentioned
> commands.
Generally, a change like this may be fine, but I'd like to see more
detailed description and analysis, which points to how other kernel
subsystems deal with this.
--
Best Regards,
Artem Bityutskiy
next prev parent reply other threads:[~2014-05-13 9:04 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-05-11 23:17 [PATCH] UBI: add a ubi forced detach ioctl Luka Perkov
2014-05-12 7:14 ` Richard Weinberger
2014-05-12 9:21 ` John Crispin
2014-05-12 10:44 ` Luka Perkov
2014-05-12 13:47 ` Richard Weinberger
2014-05-12 14:30 ` Luka Perkov
2014-05-13 9:03 ` Artem Bityutskiy [this message]
2014-05-13 9:09 ` John Crispin
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