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authorThomas Gleixner <tglx@linutronix.de>2009-12-02 19:49:50 +0100
committerThomas Gleixner <tglx@linutronix.de>2009-12-14 23:55:32 +0100
commit445c89514be242b1b0080056d50bdc1b72adeb5c (patch)
tree96ed062794ad0fb6a649713c83f009eea382e8b2 /arch/x86/xen
parent6b6b4792f89346e47437682c7ba3438e6681c0f9 (diff)
downloadop-kernel-dev-445c89514be242b1b0080056d50bdc1b72adeb5c.zip
op-kernel-dev-445c89514be242b1b0080056d50bdc1b72adeb5c.tar.gz
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
Diffstat (limited to 'arch/x86/xen')
-rw-r--r--arch/x86/xen/spinlock.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/arch/x86/xen/spinlock.c b/arch/x86/xen/spinlock.c
index 36a5141..24ded31 100644
--- a/arch/x86/xen/spinlock.c
+++ b/arch/x86/xen/spinlock.c
@@ -120,14 +120,14 @@ struct xen_spinlock {
unsigned short spinners; /* count of waiting cpus */
};
-static int xen_spin_is_locked(struct raw_spinlock *lock)
+static int xen_spin_is_locked(struct arch_spinlock *lock)
{
struct xen_spinlock *xl = (struct xen_spinlock *)lock;
return xl->lock != 0;
}
-static int xen_spin_is_contended(struct raw_spinlock *lock)
+static int xen_spin_is_contended(struct arch_spinlock *lock)
{
struct xen_spinlock *xl = (struct xen_spinlock *)lock;
@@ -136,7 +136,7 @@ static int xen_spin_is_contended(struct raw_spinlock *lock)
return xl->spinners != 0;
}
-static int xen_spin_trylock(struct raw_spinlock *lock)
+static int xen_spin_trylock(struct arch_spinlock *lock)
{
struct xen_spinlock *xl = (struct xen_spinlock *)lock;
u8 old = 1;
@@ -181,7 +181,7 @@ static inline void unspinning_lock(struct xen_spinlock *xl, struct xen_spinlock
__get_cpu_var(lock_spinners) = prev;
}
-static noinline int xen_spin_lock_slow(struct raw_spinlock *lock, bool irq_enable)
+static noinline int xen_spin_lock_slow(struct arch_spinlock *lock, bool irq_enable)
{
struct xen_spinlock *xl = (struct xen_spinlock *)lock;
struct xen_spinlock *prev;
@@ -254,7 +254,7 @@ out:
return ret;
}
-static inline void __xen_spin_lock(struct raw_spinlock *lock, bool irq_enable)
+static inline void __xen_spin_lock(struct arch_spinlock *lock, bool irq_enable)
{
struct xen_spinlock *xl = (struct xen_spinlock *)lock;
unsigned timeout;
@@ -291,12 +291,12 @@ static inline void __xen_spin_lock(struct raw_spinlock *lock, bool irq_enable)
spin_time_accum_total(start_spin);
}
-static void xen_spin_lock(struct raw_spinlock *lock)
+static void xen_spin_lock(struct arch_spinlock *lock)
{
__xen_spin_lock(lock, false);
}
-static void xen_spin_lock_flags(struct raw_spinlock *lock, unsigned long flags)
+static void xen_spin_lock_flags(struct arch_spinlock *lock, unsigned long flags)
{
__xen_spin_lock(lock, !raw_irqs_disabled_flags(flags));
}
@@ -317,7 +317,7 @@ static noinline void xen_spin_unlock_slow(struct xen_spinlock *xl)
}
}
-static void xen_spin_unlock(struct raw_spinlock *lock)
+static void xen_spin_unlock(struct arch_spinlock *lock)
{
struct xen_spinlock *xl = (struct xen_spinlock *)lock;
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