1. fb1c8f9 [PATCH] spinlock consolidation by Ingo Molnar · 19 years ago
  2. 10f02d1c [PATCH] spin_unlock_bh() and preempt_check_resched() by Samuel Thibault · 20 years ago
  3. 1da177e Linux-2.6.12-rc2 by Linus Torvalds · 20 years ago