1 #ifndef _ASM_X86_EDAC_H
2 #define _ASM_X86_EDAC_H
4 /* ECC atomic, DMA, SMP and interrupt safe scrub function */
6 static __inline__ void atomic_scrub(void *va, u32 size)
8 u32 i, *virt_addr = va;
11 * Very carefully read and write to memory atomically so we
12 * are interrupt, DMA and SMP safe.
14 for (i = 0; i < size / 4; i++, virt_addr++)
15 __asm__ __volatile__("lock; addl $0, %0"::"m"(*virt_addr));