1. fb1c8f9 [PATCH] spinlock consolidation by Ingo Molnar · 19 years ago
  2. d637413 [PATCH] ppc64: reverse prediction on spinlock busy loop code by Jake Moilanen · 20 years ago
  3. 1da177e Linux-2.6.12-rc2 by Linus Torvalds · 20 years ago