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Diffstat (limited to 'include/asm-x86_64/acpi.h')
-rw-r--r--include/asm-x86_64/acpi.h26
1 files changed, 2 insertions, 24 deletions
diff --git a/include/asm-x86_64/acpi.h b/include/asm-x86_64/acpi.h
index 9d1916e59c0..6b6fc6f8be7 100644
--- a/include/asm-x86_64/acpi.h
+++ b/include/asm-x86_64/acpi.h
@@ -54,30 +54,8 @@
#define ACPI_ENABLE_IRQS() local_irq_enable()
#define ACPI_FLUSH_CPU_CACHE() wbinvd()
-
-static inline int
-__acpi_acquire_global_lock (unsigned int *lock)
-{
- unsigned int old, new, val;
- do {
- old = *lock;
- new = (((old & ~0x3) + 2) + ((old >> 1) & 0x1));
- val = cmpxchg(lock, old, new);
- } while (unlikely (val != old));
- return (new < 3) ? -1 : 0;
-}
-
-static inline int
-__acpi_release_global_lock (unsigned int *lock)
-{
- unsigned int old, new, val;
- do {
- old = *lock;
- new = old & ~0x3;
- val = cmpxchg(lock, old, new);
- } while (unlikely (val != old));
- return old & 0x1;
-}
+int __acpi_acquire_global_lock(unsigned int *lock);
+int __acpi_release_global_lock(unsigned int *lock);
#define ACPI_ACQUIRE_GLOBAL_LOCK(GLptr, Acq) \
((Acq) = __acpi_acquire_global_lock((unsigned int *) GLptr))