1. 329d400 [PATCH] x86_64/i386: Remove preempt disable calls in lowlevel IPI by Zwane Mwaikambo · 19 years ago
  2. 67664c8 [PATCH] i386: Dont use IPI broadcast when using cpu hotplug. by Ashok Raj · 19 years ago
  3. 1da177e Linux-2.6.12-rc2 by Linus Torvalds · 19 years ago