On Tue, 2009-12-01 at 10:31 -0800, Ian Romanick wrote:
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> Keith Whitwell wrote:
> > On Tue, 2009-12-01 at 06:31 -0800, Roland Scheidegger wrote:
> >> On 01.12.2009 11:16, Ian Romanick wrote:
> >>> Speaking of which... there are a bunch of conflicts merging 7.7 to
> >>> master in Galliumland.  Could one of you guys take a look at it?  I have
> >>> no clue what's going on over there.
> >> Quite a few of that was due to the gallium interface changes (introduced
> >> by width0 branch merge). It will get only worse when I merge
> >> gallium-noblocks branch (not quite there yet). Those changes are fairly
> >> intrusive as those API changes affect a lot of files/code.
> > 
> > They were pretty minimal really - but there was some knowledge required
> > of what is "new" and what is "old".  It's not much fun resolving
> > conflicts in code you don't know about, but the conflicts themselves
> > weren't onerous.
> 
> I figured as much.  Linus gave a good talk at Plumbers this year about
> dealing with merge issues like this.  I attended, but I didn't take good
> enough (read: any) notes. :(

I think where we'd hit trouble is if there were two sets of large
changes, each of which only one person properly understood.  Ideally
there would be some way to collaborate on merges, but failing that I
guess one or two people should try and stay aware of what's going on
over the whole tree.

Keith





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