Re: recent nfs change causes autofs regression

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From: Jakob Oestergaard
Date: Friday, August 31, 2007 - 12:40 am

On Thu, Aug 30, 2007 at 10:16:37PM -0700, Linus Torvalds wrote:
...

Trond has a point Linus.

What he "broke" is, for example, a ro mount being mounted as rw.

That *could* be a very serious security (etc.etc.) problem which he just fixed.
Anything depending on read-only not being enforced will cease to work, of
course, and that is what a few people complain about(!).

If ext3 in some rare case (which would still mean it hit a few thousand users)
failed to remember that a file had been marked read-only and allowed writes to
it, wouldn't we want to fix that too?  It would cause regressions, but we'd fix
it, right?

mount passes back the error code on a failed mount. autofs passes that error
along too (when people configure syslog correctly). In short; when these
serious mistakes are made and caught, the admin sees an error in his logs.

This is not wrong. This is good.

-- 

 / jakob

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Messages in current thread:
recent nfs change causes autofs regression, Hua Zhong, (Thu Aug 30, 2:07 pm)
Re: recent nfs change causes autofs regression, Trond Myklebust, (Thu Aug 30, 3:37 pm)
RE: recent nfs change causes autofs regression, Hua Zhong, (Thu Aug 30, 3:47 pm)
RE: recent nfs change causes autofs regression, Trond Myklebust, (Thu Aug 30, 4:22 pm)
RE: recent nfs change causes autofs regression, Hua Zhong, (Thu Aug 30, 4:30 pm)
RE: recent nfs change causes autofs regression, Trond Myklebust, (Thu Aug 30, 4:37 pm)
RE: recent nfs change causes autofs regression, Hua Zhong, (Thu Aug 30, 4:44 pm)
Re: recent nfs change causes autofs regression, Andrew Morton, (Thu Aug 30, 6:24 pm)
Re: recent nfs change causes autofs regression, Linus Torvalds, (Thu Aug 30, 8:49 pm)
RE: recent nfs change causes autofs regression, Hua Zhong, (Thu Aug 30, 8:57 pm)
RE: recent nfs change causes autofs regression, Trond Myklebust, (Thu Aug 30, 9:31 pm)
Re: recent nfs change causes autofs regression, Trond Myklebust, (Thu Aug 30, 9:33 pm)
RE: recent nfs change causes autofs regression, Linus Torvalds, (Thu Aug 30, 9:38 pm)
Re: recent nfs change causes autofs regression, Trond Myklebust, (Thu Aug 30, 9:44 pm)
RE: recent nfs change causes autofs regression, Hua Zhong, (Thu Aug 30, 9:47 pm)
RE: recent nfs change causes autofs regression, Trond Myklebust, (Thu Aug 30, 9:57 pm)
Re: recent nfs change causes autofs regression, Linus Torvalds, (Thu Aug 30, 9:59 pm)
Re: recent nfs change causes autofs regression, Trond Myklebust, (Thu Aug 30, 10:04 pm)
RE: recent nfs change causes autofs regression, Ian Kent, (Thu Aug 30, 10:09 pm)
Re: recent nfs change causes autofs regression, Linus Torvalds, (Thu Aug 30, 10:16 pm)
RE: recent nfs change causes autofs regression, Hua Zhong, (Thu Aug 30, 10:24 pm)
Re: recent nfs change causes autofs regression, Ian Kent, (Thu Aug 30, 10:38 pm)
Re: recent nfs change causes autofs regression, Jakob Oestergaard, (Fri Aug 31, 12:40 am)
Re: recent nfs change causes autofs regression, Matthias Schniedermeyer, (Fri Aug 31, 12:50 am)
Re: recent nfs change causes autofs regression, Linus Torvalds, (Fri Aug 31, 1:07 am)
Re: recent nfs change causes autofs regression, Frank van Maarseveen, (Fri Aug 31, 1:14 am)
Re: recent nfs change causes autofs regression, Frank van Maarseveen, (Fri Aug 31, 1:28 am)
Re: recent nfs change causes autofs regression, Jakob Oestergaard, (Fri Aug 31, 1:51 am)
Re: recent nfs change causes autofs regression, Martin Knoblauch, (Fri Aug 31, 1:54 am)
Re: recent nfs change causes autofs regression, Ian Kent, (Fri Aug 31, 2:05 am)
Re: recent nfs change causes autofs regression, Trond Myklebust, (Fri Aug 31, 5:11 am)
Re: recent nfs change causes autofs regression, Frank van Maarseveen, (Fri Aug 31, 6:12 am)
Re: recent nfs change causes autofs regression, Trond Myklebust, (Fri Aug 31, 6:50 am)
Re: recent nfs change causes autofs regression, Frank van Maarseveen, (Fri Aug 31, 7:42 am)
Re: recent nfs change causes autofs regression, Trond Myklebust, (Fri Aug 31, 9:21 am)
Re: recent nfs change causes autofs regression, Linus Torvalds, (Fri Aug 31, 9:43 am)
Re: recent nfs change causes autofs regression, Linus Torvalds, (Fri Aug 31, 10:01 am)
RE: recent nfs change causes autofs regression, Hua Zhong, (Fri Aug 31, 11:47 am)
Re: recent nfs change causes autofs regression, Trond Myklebust, (Fri Aug 31, 12:03 pm)
RE: recent nfs change causes autofs regression, Trond Myklebust, (Fri Aug 31, 12:13 pm)
RE: recent nfs change causes autofs regression, Hua Zhong, (Fri Aug 31, 12:35 pm)
Re: recent nfs change causes autofs regression, Bill Davidsen, (Sat Sep 1, 5:58 pm)
Re: recent nfs change causes autofs regression, Jakob Oestergaard, (Mon Sep 3, 6:20 am)
Re: recent nfs change causes autofs regression, Martin Knoblauch, (Mon Sep 3, 6:43 am)
Re: recent nfs change causes autofs regression, David Howells, (Tue Sep 4, 12:51 am)
Re: recent nfs change causes autofs regression, David Howells, (Tue Sep 4, 12:54 am)
Re: recent nfs change causes autofs regression, David Howells, (Tue Sep 4, 1:02 am)
Re: recent nfs change causes autofs regression, David Howells, (Tue Sep 4, 1:35 am)
Re: recent nfs change causes autofs regression, Linus Torvalds, (Tue Sep 4, 2:04 am)
Re: recent nfs change causes autofs regression, Bill Davidsen, (Wed Sep 5, 5:35 am)
Re: recent nfs change causes autofs regression, Ian Kent, (Wed Sep 5, 5:44 am)
Re: recent nfs change causes autofs regression, David Howells, (Wed Sep 5, 8:34 am)
Re: recent nfs change causes autofs regression, David Howells, (Wed Sep 5, 8:37 am)
Re: recent nfs change causes autofs regression, Trond Myklebust, (Wed Sep 5, 8:50 am)
Re: recent nfs change causes autofs regression, Trond Myklebust, (Wed Sep 5, 9:26 am)
Re: recent nfs change causes autofs regression, Ian Kent, (Wed Sep 5, 10:23 pm)