usr
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src
/
kernels
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3.10.0-1160.139.1.el7.tuxcare.els4.x86_64
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arch
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x86
/
include
/
asm
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edac.h
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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 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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