locking: Convert raw_spinlock to arch_spinlock
The raw_spin* namespace was taken by lockdep for the architecture specific implementations. raw_spin_* would be the ideal name space for the spinlocks which are not converted to sleeping locks in preempt-rt. Linus suggested to convert the raw_ to arch_ locks and cleanup the name space instead of using an artifical name like core_spin, atomic_spin or whatever No functional change. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Peter Zijlstra <peterz@infradead.org> Acked-by: David S. Miller <davem@davemloft.net> Acked-by: Ingo Molnar <mingo@elte.hu> Cc: linux-arch@vger.kernel.org
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@@ -15,7 +15,7 @@
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#define __raw_spin_unlock_wait(lock) \
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do { while (__raw_spin_is_locked(lock)) cpu_relax(); } while (0)
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static inline void __raw_spin_lock(raw_spinlock_t *lock)
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static inline void __raw_spin_lock(arch_spinlock_t *lock)
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{
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__asm__ __volatile__(
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"\n1:\n\t"
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@@ -35,7 +35,7 @@ static inline void __raw_spin_lock(raw_spinlock_t *lock)
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: "g2", "memory", "cc");
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}
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static inline int __raw_spin_trylock(raw_spinlock_t *lock)
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static inline int __raw_spin_trylock(arch_spinlock_t *lock)
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{
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unsigned int result;
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__asm__ __volatile__("ldstub [%1], %0"
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@@ -45,7 +45,7 @@ static inline int __raw_spin_trylock(raw_spinlock_t *lock)
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return (result == 0);
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}
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static inline void __raw_spin_unlock(raw_spinlock_t *lock)
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static inline void __raw_spin_unlock(arch_spinlock_t *lock)
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{
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__asm__ __volatile__("stb %%g0, [%0]" : : "r" (lock) : "memory");
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}
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