From: Linus Torvalds <torvalds@linux-foundation.org>
Date: Fri, 28 Oct 2011 12:43:29 +0000 (-0700)
Subject: Merge branch 'x86-spinlocks-for-linus' of git://git.kernel.org/pub/scm/linux/kernel... 
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=5fd862f1db941c302a872ed7e67eab593a6a931a;p=deliverable%2Flinux.git

Merge branch 'x86-spinlocks-for-linus' of git://git./linux/kernel/git/tip/tip

* 'x86-spinlocks-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86, ticketlock: remove obsolete comment
  x86, cmpxchg: Use __compiletime_error() to make usage messages a bit nicer
  x86, ticketlock: Make __ticket_spin_trylock common
  x86, ticketlock: Convert __ticket_spin_lock to use xadd()
  x86, ticketlock: Convert spin loop to C
  x86, ticketlock: Clean up types and accessors
  x86: Use xadd helper more widely
  x86: Add xadd helper macro
  x86, cmpxchg: Unify cmpxchg into cmpxchg.h
  x86, cmpxchg: Move 64-bit set64_bit() to match 32-bit
  x86, cmpxchg: Move 32-bit __cmpxchg_wrong_size to match 64 bit.
  x86, cmpxchg: <linux/alternative.h> has LOCK_PREFIX
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5fd862f1db941c302a872ed7e67eab593a6a931a