Re: [PATCH] Can't unmount bad inode

[Miklos Szeredi]

> > This patch fixes a problem when a inode which is the root of a mount
> > becomes bad (make_bad_inode()).  In this case follow_link will return
> > -EIO, so the name resolution fails, and umount won't work.  The
> > solution is just to remove the follow_link method from bad_inode_ops.
> > Any filesystem operation (other than unmount) will still fail, since
> > every other method returns -EIO.
> 
> I'm not all that sure that we want to follow symlinks in the last
> pathname component upon umount, actually...

That could break existing usage, couldn't it?  The damage wouldn't be
too bad I guess, but still it would be a bigger change, than fixing
bad_inode.

Miklos

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