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Commit f7a35f03 authored by qctecmdr's avatar qctecmdr Committed by Gerrit - the friendly Code Review server
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Merge "soc: qcom: mem-offline: Clear page-table entries after offline"

parents a526f6ca fdee3b6b

arch/arm64/mm/mmu.c

+8 −0
Original line number Diff line number Diff line
@@ -391,6 +391,14 @@ static phys_addr_t pgd_pgtable_alloc(int shift) 
	return pa;

}



void create_pgtable_mapping(phys_addr_t start, phys_addr_t end)

{

	unsigned long virt = (unsigned long)phys_to_virt(start);



	__create_pgd_mapping(init_mm.pgd, start, virt, end - start,

				PAGE_KERNEL, NULL, 0);

}



/*

 * This function can only be used to modify existing table entries,

 * without allocating new levels of table. Note that this permits the

include/linux/memblock.h

+1 −1
Original line number Diff line number Diff line
@@ -145,7 +145,7 @@ void __next_reserved_mem_region(u64 *idx, phys_addr_t *out_start, 
				phys_addr_t *out_end);



void __memblock_free_late(phys_addr_t base, phys_addr_t size);



void create_pgtable_mapping(phys_addr_t start, phys_addr_t end);

/**

 * for_each_mem_range - iterate through memblock areas from type_a and not

 * included in type_b. Or just type_a if type_b is NULL.