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File: [Development] / linux-2.6-xfs / arch / x86 / lib / memmove_64.c (download)

Revision 1.3, Mon Aug 4 17:03:13 2008 UTC (9 years, 2 months ago) by lachlan.longdrop.melbourne.sgi.com
Branch: MAIN
CVS Tags: HEAD
Changes since 1.2: +4 -4 lines

Merge up to 2.6.26
Merge of 2.6.x-xfs-melb:linux:31804b by kenmcd.

/* Normally compiler builtins are used, but sometimes the compiler calls out
   of line code. Based on asm-i386/string.h.
 */
#define _STRING_C
#include <linux/string.h>
#include <linux/module.h>

#undef memmove
void *memmove(void *dest, const void *src, size_t count)
{
	if (dest < src) {
		return memcpy(dest, src, count);
	} else {
		char *p = dest + count;
		const char *s = src + count;
		while (count--)
			*--p = *--s;
	}
	return dest;
}
EXPORT_SYMBOL(memmove);