locking: Convert __raw_spin* functions to arch_spin*
Name space cleanup. 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
diff --git a/arch/x86/include/asm/paravirt.h b/arch/x86/include/asm/paravirt.h
index 5655f75..dd59a85 100644
--- a/arch/x86/include/asm/paravirt.h
+++ b/arch/x86/include/asm/paravirt.h
@@ -731,34 +731,34 @@
#if defined(CONFIG_SMP) && defined(CONFIG_PARAVIRT_SPINLOCKS)
-static inline int __raw_spin_is_locked(struct arch_spinlock *lock)
+static inline int arch_spin_is_locked(struct arch_spinlock *lock)
{
return PVOP_CALL1(int, pv_lock_ops.spin_is_locked, lock);
}
-static inline int __raw_spin_is_contended(struct arch_spinlock *lock)
+static inline int arch_spin_is_contended(struct arch_spinlock *lock)
{
return PVOP_CALL1(int, pv_lock_ops.spin_is_contended, lock);
}
-#define __raw_spin_is_contended __raw_spin_is_contended
+#define arch_spin_is_contended arch_spin_is_contended
-static __always_inline void __raw_spin_lock(struct arch_spinlock *lock)
+static __always_inline void arch_spin_lock(struct arch_spinlock *lock)
{
PVOP_VCALL1(pv_lock_ops.spin_lock, lock);
}
-static __always_inline void __raw_spin_lock_flags(struct arch_spinlock *lock,
+static __always_inline void arch_spin_lock_flags(struct arch_spinlock *lock,
unsigned long flags)
{
PVOP_VCALL2(pv_lock_ops.spin_lock_flags, lock, flags);
}
-static __always_inline int __raw_spin_trylock(struct arch_spinlock *lock)
+static __always_inline int arch_spin_trylock(struct arch_spinlock *lock)
{
return PVOP_CALL1(int, pv_lock_ops.spin_trylock, lock);
}
-static __always_inline void __raw_spin_unlock(struct arch_spinlock *lock)
+static __always_inline void arch_spin_unlock(struct arch_spinlock *lock)
{
PVOP_VCALL1(pv_lock_ops.spin_unlock, lock);
}
diff --git a/arch/x86/include/asm/spinlock.h b/arch/x86/include/asm/spinlock.h
index 204b524..ab9055f 100644
--- a/arch/x86/include/asm/spinlock.h
+++ b/arch/x86/include/asm/spinlock.h
@@ -174,43 +174,43 @@
#ifndef CONFIG_PARAVIRT_SPINLOCKS
-static inline int __raw_spin_is_locked(arch_spinlock_t *lock)
+static inline int arch_spin_is_locked(arch_spinlock_t *lock)
{
return __ticket_spin_is_locked(lock);
}
-static inline int __raw_spin_is_contended(arch_spinlock_t *lock)
+static inline int arch_spin_is_contended(arch_spinlock_t *lock)
{
return __ticket_spin_is_contended(lock);
}
-#define __raw_spin_is_contended __raw_spin_is_contended
+#define arch_spin_is_contended arch_spin_is_contended
-static __always_inline void __raw_spin_lock(arch_spinlock_t *lock)
+static __always_inline void arch_spin_lock(arch_spinlock_t *lock)
{
__ticket_spin_lock(lock);
}
-static __always_inline int __raw_spin_trylock(arch_spinlock_t *lock)
+static __always_inline int arch_spin_trylock(arch_spinlock_t *lock)
{
return __ticket_spin_trylock(lock);
}
-static __always_inline void __raw_spin_unlock(arch_spinlock_t *lock)
+static __always_inline void arch_spin_unlock(arch_spinlock_t *lock)
{
__ticket_spin_unlock(lock);
}
-static __always_inline void __raw_spin_lock_flags(arch_spinlock_t *lock,
+static __always_inline void arch_spin_lock_flags(arch_spinlock_t *lock,
unsigned long flags)
{
- __raw_spin_lock(lock);
+ arch_spin_lock(lock);
}
#endif /* CONFIG_PARAVIRT_SPINLOCKS */
-static inline void __raw_spin_unlock_wait(arch_spinlock_t *lock)
+static inline void arch_spin_unlock_wait(arch_spinlock_t *lock)
{
- while (__raw_spin_is_locked(lock))
+ while (arch_spin_is_locked(lock))
cpu_relax();
}
@@ -298,9 +298,9 @@
#define __raw_read_lock_flags(lock, flags) __raw_read_lock(lock)
#define __raw_write_lock_flags(lock, flags) __raw_write_lock(lock)
-#define _raw_spin_relax(lock) cpu_relax()
-#define _raw_read_relax(lock) cpu_relax()
-#define _raw_write_relax(lock) cpu_relax()
+#define arch_spin_relax(lock) cpu_relax()
+#define arch_read_relax(lock) cpu_relax()
+#define arch_write_relax(lock) cpu_relax()
/* The {read|write|spin}_lock() on x86 are full memory barriers. */
static inline void smp_mb__after_lock(void) { }
diff --git a/arch/x86/kernel/dumpstack.c b/arch/x86/kernel/dumpstack.c
index 5b75afa..0a0aa1c 100644
--- a/arch/x86/kernel/dumpstack.c
+++ b/arch/x86/kernel/dumpstack.c
@@ -207,11 +207,11 @@
/* racy, but better than risking deadlock. */
raw_local_irq_save(flags);
cpu = smp_processor_id();
- if (!__raw_spin_trylock(&die_lock)) {
+ if (!arch_spin_trylock(&die_lock)) {
if (cpu == die_owner)
/* nested oops. should stop eventually */;
else
- __raw_spin_lock(&die_lock);
+ arch_spin_lock(&die_lock);
}
die_nest_count++;
die_owner = cpu;
@@ -231,7 +231,7 @@
die_nest_count--;
if (!die_nest_count)
/* Nest count reaches zero, release the lock. */
- __raw_spin_unlock(&die_lock);
+ arch_spin_unlock(&die_lock);
raw_local_irq_restore(flags);
oops_exit();
diff --git a/arch/x86/kernel/paravirt-spinlocks.c b/arch/x86/kernel/paravirt-spinlocks.c
index a0f39e0..676b8c7 100644
--- a/arch/x86/kernel/paravirt-spinlocks.c
+++ b/arch/x86/kernel/paravirt-spinlocks.c
@@ -10,7 +10,7 @@
static inline void
default_spin_lock_flags(arch_spinlock_t *lock, unsigned long flags)
{
- __raw_spin_lock(lock);
+ arch_spin_lock(lock);
}
struct pv_lock_ops pv_lock_ops = {
diff --git a/arch/x86/kernel/tsc_sync.c b/arch/x86/kernel/tsc_sync.c
index f171469..0aa5fed8 100644
--- a/arch/x86/kernel/tsc_sync.c
+++ b/arch/x86/kernel/tsc_sync.c
@@ -62,13 +62,13 @@
* previous TSC that was measured (possibly on
* another CPU) and update the previous TSC timestamp.
*/
- __raw_spin_lock(&sync_lock);
+ arch_spin_lock(&sync_lock);
prev = last_tsc;
rdtsc_barrier();
now = get_cycles();
rdtsc_barrier();
last_tsc = now;
- __raw_spin_unlock(&sync_lock);
+ arch_spin_unlock(&sync_lock);
/*
* Be nice every now and then (and also check whether
@@ -87,10 +87,10 @@
* we saw a time-warp of the TSC going backwards:
*/
if (unlikely(prev > now)) {
- __raw_spin_lock(&sync_lock);
+ arch_spin_lock(&sync_lock);
max_warp = max(max_warp, prev - now);
nr_warps++;
- __raw_spin_unlock(&sync_lock);
+ arch_spin_unlock(&sync_lock);
}
}
WARN(!(now-start),