Messages in this thread | | | Subject | Re: ext3fs: umount+sync not enough to guarantee metadata-on-disk | From | "Stephen C. Tweedie" <> | Date | Tue, 12 Jun 2007 16:15:58 +0100 |
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Hi,
On Sun, 2007-06-10 at 18:27 +0000, Pavel Machek wrote:
> > Once a f/s is read-only, there should be NO writing to > > it. Right? > > Linux happily writes to filesystems mounted read-only. It will replay > journal on them.
Only at mount time, not on unmount; and it does check whether the underlying device is truly readonly or not first (assuming bdev_read_only() is working on the device in question.)
--Stephen
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