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1f7afb08a5
Same file, except for whitespace, comment formatting and: 32-bit: unsigned long *virt_addr = va; 64-bit: unsigned int *virt_addr = va; Both can be safely replaced by: u32 i, *virt_addr = va; Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
19 lines
419 B
C
19 lines
419 B
C
#ifndef _ASM_X86_EDAC_H
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#define _ASM_X86_EDAC_H
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/* ECC atomic, DMA, SMP and interrupt safe scrub function */
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static __inline__ void atomic_scrub(void *va, u32 size)
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{
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u32 i, *virt_addr = va;
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/*
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* Very carefully read and write to memory atomically so we
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* are interrupt, DMA and SMP safe.
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*/
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for (i = 0; i < size / 4; i++, virt_addr++)
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__asm__ __volatile__("lock; addl $0, %0"::"m"(*virt_addr));
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}
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#endif
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