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Re: Read-only /usr



On Sun, Nov 04, 2001 at 07:14:18PM +1000, Anthony Towns wrote:
> However this doesn't work quite frequently, since the umount fails
> if there's any file in /usr that's been deleted (ie, was in a package
> which has been updated), but is still being used (a /usr/lib/lib* that's
> referenced by a long running program, or a /usr/bin/* program that's still
> running, like apt-get or dselect). This is because the filesystem will
> be modified when the file is closed, because the inode will be freed,
> so it's obviously not read-only.
isn't this a filesystem bug?

it could delete the inode on-disk, but still keep it in-memory
as long as it's being used by some process

that would make it possible to remount,ro the fs

i think the kernel-people are aware of this (i read about this problem
some time ago...) but don't know if anyone is working on a fix

-- 
CU,		  / Friedrich-Alexander University Erlangen, Germany
Martin Waitz	//  [Tali on IRCnet]  [tali.home.pages.de] _________
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