smc_lock 1093 arch/alpha/kernel/smc37c669.c static __cacheline_aligned DEFINE_SPINLOCK(smc_lock); smc_lock 1973 arch/alpha/kernel/smc37c669.c spin_lock(&smc_lock); smc_lock 1976 arch/alpha/kernel/smc37c669.c spin_unlock(&smc_lock);