free_low_memory_core_early

Name:free_low_memory_core_early

Proto:static unsigned long __init free_low_memory_core_early(void)

Type:unsigned long

Parameter:Nothing

1964

count = 0

1968

memblock_clear_hotplug(0, - 1)

1970

r_each_reserved_mem_region - iterate over all reserved memblock areas*@i: u64 used as loop variable*@p_start: ptr to phys_addr_t for start address of the range, can be %NULL*@p_end: ptr to phys_addr_t for end address of the range, can be %NULL(i, & start, & end)

1971

Initialised pages do not have PageReserved set. This function is* called for each range allocated by the bootmem allocator and* marks the pages PageReserved. The remaining valid pages are later* sent to the buddy page allocator.

1978

r_each_free_mem_range - iterate through free memblock areas*@i: u64 used as loop variable*@nid: node selector, %NUMA_NO_NODE for all nodes*@flags: pick from blocks based on memory attributes*@p_start: ptr to phys_addr_t for start address of the range, can (i, NUMA_NO_NODE, No special request , & start, & end, NULL)

1980

count += __free_memory_core(start, end)

1982

Return count

**Caller**
Name	Describe
memblock_free_all	memblock_free_all - release free pages to the buddy allocator* Return: the number of pages actually released.

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