[patch 0/4] powerpc 2.6.21-rt1: fix build a breakage and some minor issues

[Tsutomu OWA]

Hi Ingo,

  Please apply.

  This series of patches fixes a build breakage and some minor issues
including oonverting spinlocks to raw ones, adding a need_resched_delayed 
check, etc. for powerpc64.

  This applies on top of linux-2.6.21 and patch-2.6.21-rt1.

  Compile and boot tested for both PREEMPT_NONE and PREEMPT_RT on Celleb.
  Compile tested for PREEMPT_DESKTOP.

  Thanks in advance.
-- owa
TOSHIBA,  Corprate Software Engineering Center.