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Diffstat (limited to 'include/asm-sh/cmpxchg-irq.h')
-rw-r--r--include/asm-sh/cmpxchg-irq.h40
1 files changed, 0 insertions, 40 deletions
diff --git a/include/asm-sh/cmpxchg-irq.h b/include/asm-sh/cmpxchg-irq.h
deleted file mode 100644
index 43049ec0554..00000000000
--- a/include/asm-sh/cmpxchg-irq.h
+++ /dev/null
@@ -1,40 +0,0 @@
-#ifndef __ASM_SH_CMPXCHG_IRQ_H
-#define __ASM_SH_CMPXCHG_IRQ_H
-
-static inline unsigned long xchg_u32(volatile u32 *m, unsigned long val)
-{
- unsigned long flags, retval;
-
- local_irq_save(flags);
- retval = *m;
- *m = val;
- local_irq_restore(flags);
- return retval;
-}
-
-static inline unsigned long xchg_u8(volatile u8 *m, unsigned long val)
-{
- unsigned long flags, retval;
-
- local_irq_save(flags);
- retval = *m;
- *m = val & 0xff;
- local_irq_restore(flags);
- return retval;
-}
-
-static inline unsigned long __cmpxchg_u32(volatile int *m, unsigned long old,
- unsigned long new)
-{
- __u32 retval;
- unsigned long flags;
-
- local_irq_save(flags);
- retval = *m;
- if (retval == old)
- *m = new;
- local_irq_restore(flags); /* implies memory barrier */
- return retval;
-}
-
-#endif /* __ASM_SH_CMPXCHG_IRQ_H */