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Commit e07b9e08 authored by Russell King's avatar Russell King
Browse files

ARM: LMB: convert pfn_valid to use LMB 



Signed-off-by: default avatarRussell King <rmk+kernel@arm.linux.org.uk>
parent eda2e5dc

arch/arm/mm/init.c

+4 −5
Original line number Diff line number Diff line
@@ -239,16 +239,15 @@ static void __init arm_bootmem_free(struct meminfo *mi) 
#ifndef CONFIG_SPARSEMEM

int pfn_valid(unsigned long pfn)

{

	struct meminfo *mi = &meminfo;

	unsigned int left = 0, right = mi->nr_banks;

	struct memblock_region *mem = &memblock.memory;

	unsigned int left = 0, right = mem->cnt;



	do {

		unsigned int mid = (right + left) / 2;

		struct membank *bank = &mi->bank[mid];



		if (pfn < bank_pfn_start(bank))

		if (pfn < memblock_start_pfn(mem, mid))

			right = mid;

		else if (pfn >= bank_pfn_end(bank))

		else if (pfn >= memblock_end_pfn(mem, mid))

			left = mid + 1;

		else

			return 1;