Re: [PATCH] hfsplus: don't modify journaled volume

From: Anton Altaparmakov
Date: Sat Nov 05 2005 - 05:32:35 EST


On Fri, 4 Nov 2005, Andrew Morton wrote:
> Roman Zippel <zippel@xxxxxxxxxxxxxx> wrote:
> >
> > + } else if (vhdr->attributes & cpu_to_be32(HFSPLUS_VOL_JOURNALED)) {
> > + printk("HFS+-fs: Filesystem is marked journaled, leaving read-only.\n");
> > + sb->s_flags |= MS_RDONLY;
> > + *flags |= MS_RDONLY;
>
> These sorts of printks should have an explicit facility level, no?

I would agree with that and further, is that not a bit draconian?
HFSPlus is designed to work without the journal. Just change the last
mounted version to FSK! (0x46534b21) and everything will work as expected,
i.e. fsck will run a check instead of ignoring the volume and osx will
mount the volume and reinitialize the journal. Remember older OSX
versions did not support journalling so if you attached your external
drive to one of those older osx boxes, you would also get non-journalled
writes to a journalled volume. It's all designed for it...

Best regards,

Anton
--
Anton Altaparmakov <aia21 at cam.ac.uk> (replace at with @)
Unix Support, Computing Service, University of Cambridge, CB2 3QH, UK
Linux NTFS maintainer / IRC: #ntfs on irc.freenode.net
WWW: http://linux-ntfs.sf.net/ & http://www-stu.christs.cam.ac.uk/~aia21/
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