bug#17554: 24.3.91; [Regression] re-usage of dired *Marked Files* buffer window

[Juri Linkov]

>> > +(add-to-list 'display-buffer-alist '("\\*Completions\\*" 
>> > display-buffer-at-bottom (nil)))
>>
>> `display-buffer-alist' has to stay nil by default.
>
> I do not know much about how emacs manages its windows.  Yet I am a
> bit surprised that the above approach establishes a rather special
> treatment of *Completions* buffers.  I'd say the problem is that *a*
> buffer with typically more than two or three lines gets
> automatically displayed in a window that is only three lines high.
> We have a particular example where this happens to the *Completions*
> buffer.  But if this happened with any other buffer this would be
> equally annoying.  So it seems to me that this should be solved in a
> more generic way.
>
> Am I missing something?

This is how `display-buffer-use-some-window' works:
it calls `get-lru-window' to get the least recently used window
which is `*Marked Files*' in this case.