Action bar - ifRoom option leaving too much space

Question

I have a problem on my Action bar, I tried to setup a search view on it in order to get a a search bar expandable.

This is woking well except the fact that I had to

Answer 1

The maximum of icons for "ifRoom" option is 5 (five) even when I moved to my 100 inch screen size tablet :-) and desperately rotate it on landscape see the link from Jake Wharton's answer (Thank you !) http://developer.android.com/design/patterns/actionbar.html