Jason Wessel ae6bf53e02 kgdb: use atomic_inc and atomic_dec instead of atomic_set
Memory barriers should be used for the kgdb cpu synchronization.  The
atomic_set() does not imply a memory barrier.

Reported-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Jason Wessel <jason.wessel@windriver.com>
2010-04-02 14:58:18 -05:00
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