Commit 9233d2be authored by Santosh Shilimkar's avatar Santosh Shilimkar Committed by Linus Torvalds
Browse files

arch/arm/kernel/: use memblock apis for early memory allocations

Switch to memblock interfaces for early memory allocator instead of
bootmem allocator.  No functional change in beahvior than what it is in
current code from bootmem users points of view.

Archs already converted to NO_BOOTMEM now directly use memblock
interfaces instead of bootmem wrappers build on top of memblock.  And
the archs which still uses bootmem, these new apis just fallback to
exiting bootmem APIs.

Signed-off-by: default avatarSantosh Shilimkar <>
Cc: "Rafael J. Wysocki" <>
Cc: Arnd Bergmann <>
Cc: Christoph Lameter <>
Cc: Greg Kroah-Hartman <>
Cc: Grygorii Strashko <>
Cc: H. Peter Anvin <>
Cc: Johannes Weiner <>
Cc: KAMEZAWA Hiroyuki <>
Cc: Konrad Rzeszutek Wilk <>
Cc: Michal Hocko <>
Cc: Paul Walmsley <>
Cc: Pavel Machek <>
Cc: Russell King <>
Cc: Tejun Heo <>
Cc: Tony Lindgren <>
Cc: Yinghai Lu <>
Signed-off-by: default avatarAndrew Morton <>
Signed-off-by: default avatarLinus Torvalds <>
parent 4fc0bc58
......@@ -33,7 +33,7 @@ void __init early_init_dt_add_memory_arch(u64 base, u64 size)
void * __init early_init_dt_alloc_memory_arch(u64 size, u64 align)
return alloc_bootmem_align(size, align);
return memblock_virt_alloc(size, align);
void __init arm_dt_memblock_reserve(void)
......@@ -717,7 +717,7 @@ static void __init request_standard_resources(const struct machine_desc *mdesc)
kernel_data.end = virt_to_phys(_end - 1);
for_each_memblock(memory, region) {
res = alloc_bootmem_low(sizeof(*res));
res = memblock_virt_alloc(sizeof(*res), 0);
res->name = "System RAM";
res->start = __pfn_to_phys(memblock_region_memory_base_pfn(region));
res->end = __pfn_to_phys(memblock_region_memory_end_pfn(region)) - 1;
Supports Markdown
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment