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SubjectRe: [PATCH 4/6] arch/sparc: Enable queued rwlocks for SPARC
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On 5/18/2017 9:31 PM, David Miller wrote:
> From: Babu Moger <babu.moger@oracle.com>
> Date: Thu, 18 May 2017 18:36:08 -0600
>
>> @@ -82,6 +82,7 @@ config SPARC64
>> select HAVE_ARCH_AUDITSYSCALL
>> select ARCH_SUPPORTS_ATOMIC_RMW
>> select HAVE_NMI
>> + select ARCH_USE_QUEUED_RWLOCKS
>>
> If you are selecting this on SPARC64 all the time, then:
>
>> @@ -94,6 +94,7 @@ static inline void arch_spin_lock_flags(arch_spinlock_t *lock, unsigned long fla
>> : "memory");
>> }
>>
>> +#ifndef CONFIG_QUEUED_RWLOCKS
>> /* Multi-reader locks, these are much saner than the 32-bit Sparc ones... */
> You can remove this segment of ifdef'd code altogether since it is in
> a sparc64 specific header file.

Sure. will do.

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