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| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-10-27 18:17:31 (GMT) |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-10-28 12:54:42 (GMT) |
| commit | a2c54d2af848fafd53f0314947d0741313205dbc (patch) | |
| tree | 5b558fd44ceff26aa28e7cae58ee5a317eb522ee /arch/arm/mm/init.c | |
| parent | 7dc50ec7283391dd7a29a80e2a0fb76731a6a7c7 (diff) | |
| download | linux-a2c54d2af848fafd53f0314947d0741313205dbc.tar.xz | |
ARM: memblock: use memblock when initializing memory allocators
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mm/init.c')
| -rw-r--r-- | arch/arm/mm/init.c | 25 |
1 files changed, 16 insertions, 9 deletions
diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c index 7598783..f68c93b 100644 --- a/arch/arm/mm/init.c +++ b/arch/arm/mm/init.c @@ -192,11 +192,11 @@ static void __init arm_bootmem_init(struct meminfo *mi, } } -static void __init arm_bootmem_free(struct meminfo *mi, unsigned long min, - unsigned long max_low, unsigned long max_high) +static void __init arm_bootmem_free(unsigned long min, unsigned long max_low, + unsigned long max_high) { unsigned long zone_size[MAX_NR_ZONES], zhole_size[MAX_NR_ZONES]; - int i; + struct memblock_region *reg; /* * initialise the zones. @@ -218,13 +218,20 @@ static void __init arm_bootmem_free(struct meminfo *mi, unsigned long min, * holes = node_size - sum(bank_sizes) */ memcpy(zhole_size, zone_size, sizeof(zhole_size)); - for_each_bank(i, mi) { - int idx = 0; + for_each_memblock(memory, reg) { + unsigned long start = memblock_region_memory_base_pfn(reg); + unsigned long end = memblock_region_memory_end_pfn(reg); + + if (start < max_low) { + unsigned long low_end = min(end, max_low); + zhole_size[0] -= low_end - start; + } #ifdef CONFIG_HIGHMEM - if (mi->bank[i].highmem) - idx = ZONE_HIGHMEM; + if (end > max_low) { + unsigned long high_start = max(start, max_low); + zhole_size[ZONE_HIGHMEM] -= end - high_start; + } #endif - zhole_size[idx] -= bank_pfn_size(&mi->bank[i]); } /* @@ -327,7 +334,7 @@ void __init bootmem_init(void) * the sparse mem_map arrays initialized by sparse_init() * for memmap_init_zone(), otherwise all PFNs are invalid. */ - arm_bootmem_free(mi, min, max_low, max_high); + arm_bootmem_free(min, max_low, max_high); high_memory = __va((max_low << PAGE_SHIFT) - 1) + 1; |