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Commit d9a81b44 authored by Yinghai Lu's avatar Yinghai Lu Committed by Ingo Molnar
Browse files

x86: do not printout if we do not find setup_data 



Signed-off-by: default avatarYinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent 4fcc545a

arch/x86/kernel/setup.c

+5 −0
Original line number Diff line number Diff line
@@ -399,6 +399,7 @@ static void __init reserve_setup_data(void) 
	struct setup_data *data;

	u64 pa_data;

	char buf[32];

	int found = 0;



	if (boot_params.hdr.version < 0x0209)

		return;
@@ -409,9 +410,13 @@ static void __init reserve_setup_data(void) 
		reserve_early(pa_data, pa_data+sizeof(*data)+data->len, buf);

		e820_update_range(pa_data, sizeof(*data)+data->len,

			 E820_RAM, E820_RESERVED_KERN);

		found = 1;

		pa_data = data->next;

		early_iounmap(data, sizeof(*data));

	}

	if (!found)

		return;



	sanitize_e820_map(e820.map, ARRAY_SIZE(e820.map), &e820.nr_map);

	printk(KERN_INFO "extended physical RAM map:\n");

	e820_print_map("reserve setup_data");