Searched refs:__nmi_ipi_lock (Results 1 - 1 of 1) sorted by relevance

/linux-master/arch/powerpc/kernel/
H A Dsmp.c403 static atomic_t __nmi_ipi_lock = ATOMIC_INIT(0); variable
412 while (raw_atomic_cmpxchg(&__nmi_ipi_lock, 0, 1) == 1) {
414 spin_until_cond(raw_atomic_read(&__nmi_ipi_lock) == 0);
422 while (raw_atomic_cmpxchg(&__nmi_ipi_lock, 0, 1) == 1)
423 spin_until_cond(raw_atomic_read(&__nmi_ipi_lock) == 0);
429 WARN_ON(raw_atomic_read(&__nmi_ipi_lock) != 1);
430 raw_atomic_set(&__nmi_ipi_lock, 0);

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