void dump_mem()

in kernel/traps.c [25:52]

• 23 lines of code
• 7 McCabe index (conditional complexity)

void dump_mem(const char *lvl, unsigned long bottom, unsigned long top)
{
	unsigned long first;
	int i;

	pr_emerg("%s(0x%08lx to 0x%08lx)\n", lvl, bottom, top);

	for (first = bottom & ~31; first < top; first += 32) {
		unsigned long p;
		char str[sizeof(" 12345678") * 8 + 1];

		memset(str, ' ', sizeof(str));
		str[sizeof(str) - 1] = '\0';

		for (p = first, i = 0; i < 8 && p < top; i++, p += 4) {
			if (p >= bottom && p < top) {
				unsigned long val;

				if (get_kernel_nofault(val,
						(unsigned long *)p) == 0)
					sprintf(str + i * 9, " %08lx", val);
				else
					sprintf(str + i * 9, " ????????");
			}
		}
		pr_emerg("%s%04lx:%s\n", lvl, first & 0xffff, str);
	}
}