git: drm: Improve linux/atomic.h

[Francois Tigeot]

commit 817355f9e710a328de68af41619258fdfa94a97f
Author: François Tigeot <ftigeot at wolfpond.org>
Date:   Sat Nov 2 13:41:31 2013 +0100

    drm: Improve linux/atomic.h
    
    * Add an atomic64_t definition
    
    * Add back atomic_xchg()
    
    * Add atomic64_read() atomic64_xchg() and atomic64_set()

Summary of changes:
 sys/dev/drm/include/linux/atomic.h | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/817355f9e710a328de68af41619258fdfa94a97f


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