While I'm not a drum officionado, I think Neil might have been improvising on what this guy did 40 years ago. Its a long video, but one of my favorites too.

Santana - Soul Sacrifice (Woodstock 1969) Incredible drum solo by 20 yr old boy! Michael Shrieve YouTube - Santana - Soul Sacrifice (Woodstock 1969) Incredible drum solo by 20 yr old boy! Michael Shrieve