Order of canonical upgrade sequence

[Alexander Leidinger]

On Wed, 29 May 2013 11:53:41 -0600
Warner Losh <imp at bsdimp.com> wrote:

> [[ summarizing a conversation in irc ]]
> 
> The below fragment doesn't match UPDATING. Since I don't think the
> order matters; and since we've had no reports that UPDATING is wrong;
> and since I think way more people follow updating than the Makefile;
> we should fix the makefile and make the docs match both.

The order matters, mergemaster first, then delete-old. UPDATING is
correct. At least regarding the order all places should be corrected
which tell to use the reverse order.

> Warner
> 
> On May 29, 2013, at 10:02 AM, Chris Rees wrote:
> 
> > Hi all!
> > 
> > Back in 2005, when Alexander Leidinger wrote the make delete-old
> > target, he documented the order of upgrade such that it should be
> > run before mergemaster [1];
> > 
> > #  7.  `make installworld'
> > #  8.  `make delete-old'
> > #  9.  `mergemaster'

This is the wrong order.

> > I have merged the delete-old section of the Handbook into the
> > upgrading chapter, and independently decided to put mergemaster
> > first, because I thought it would be safer, but checked here before
> > I committed.
> > 
> > I think that steps 8 and 9 should be reversed, because of the
> > possibility of an unbootable system being made, when an rc script
> > references an executable that has just been removed for example.

I agree.

Bye,
Alexander.

-- 
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