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s390/spinlock: remove confusing comment in arch_spin_lock_wait
arch_spin_lock_wait does not take steal time into consideration. Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
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@ -242,7 +242,6 @@ static inline void arch_spin_lock_classic(arch_spinlock_t *lp)
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void arch_spin_lock_wait(arch_spinlock_t *lp)
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{
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/* Use classic spinlocks + niai if the steal time is >= 10% */
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if (test_cpu_flag(CIF_DEDICATED_CPU))
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arch_spin_lock_queued(lp);
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else
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