tree 9629e17795bbe0e6e12b31ebf3b433fcea51668a
parent c576a3ea905c25d50339503e0e5c7fef724e0147
author Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> 1279055265 -0700
committer H. Peter Anvin <hpa@linux.intel.com> 1314650767 -0700

x86, ticketlock: Convert __ticket_spin_lock to use xadd()

Convert the two variants of __ticket_spin_lock() to use xadd(), which
has the effect of making them identical, so remove the duplicate function.

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Link: http://lkml.kernel.org/r/4E5BCC40.3030501@goop.org
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>