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kernel/include/linux/atomic.h
Al Viro 07b8ce1ee8 lockless get_write_access/deny_write_access 
new helpers: atomic_inc_unless_negative()/atomic_dec_unless_positive()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2011-07-20 01:43:14 -04:00

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