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Commit 79ae4fa5 authored by Geert Uytterhoeven's avatar Geert Uytterhoeven
Browse files

m68k/mm: motorola - Add missing initialization of max_pfn 



If max_pfn is not initialized, the various /proc/kpage* files are empty,
and selftests/vm/mlock2-tests will fail. max_pfn is also used by the
block layer to calculate DMA masks.

Signed-off-by: default avatarGeert Uytterhoeven <geert@linux-m68k.org>
Acked-by: default avatarGreg Ungerer <gerg@uclinux.org>
parent 8005c49d

arch/m68k/mm/motorola.c

+1 −1
Original line number Original line Diff line number Diff line
@@ -250,7 +250,7 @@ void __init paging_init(void) 
	high_memory = phys_to_virt(max_addr);

	high_memory = phys_to_virt(max_addr);





	min_low_pfn = availmem >> PAGE_SHIFT;

	min_low_pfn = availmem >> PAGE_SHIFT;

	max_low_pfn = max_addr >> PAGE_SHIFT;

	max_pfn = max_low_pfn = max_addr >> PAGE_SHIFT;





	for (i = 0; i < m68k_num_memory; i++) {

	for (i = 0; i < m68k_num_memory; i++) {

		addr = m68k_memory[i].addr;

		addr = m68k_memory[i].addr;