ATOMIC64_SUB(9) Driver Basics ATOMIC64_SUB(9) NAME atomic64_sub - subtract the atomic64 variable SYNOPSIS void atomic64_sub(u64 delta, atomic64_t * ptr); ARGUMENTS delta integer value to subtract ptr pointer to type atomic64_t DESCRIPTION Atomically subtracts delta from ptr. COPYRIGHT Kernel Hackers Manual 2.6. November 2013 ATOMIC64_SUB(9)[top]
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