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- #ifndef _ASM_X86_EDAC_H
- #define _ASM_X86_EDAC_H
- /* ECC atomic, DMA, SMP and interrupt safe scrub function */
- static inline void edac_atomic_scrub(void *va, u32 size)
- {
- u32 i, *virt_addr = va;
- /*
- * Very carefully read and write to memory atomically so we
- * are interrupt, DMA and SMP safe.
- */
- for (i = 0; i < size / 4; i++, virt_addr++)
- asm volatile("lock; addl $0, %0"::"m" (*virt_addr));
- }
- #endif /* _ASM_X86_EDAC_H */
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