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-rw-r--r--mm/nobootmem.c14
1 files changed, 12 insertions, 2 deletions
diff --git a/mm/nobootmem.c b/mm/nobootmem.c
index 90b50468333e..5258386fa1be 100644
--- a/mm/nobootmem.c
+++ b/mm/nobootmem.c
@@ -37,11 +37,20 @@ static void * __init __alloc_memory_core_early(int nid, u64 size, u64 align,
{
void *ptr;
u64 addr;
+ ulong flags = choose_memblock_flags();
if (limit > memblock.current_limit)
limit = memblock.current_limit;
- addr = memblock_find_in_range_node(size, align, goal, limit, nid);
+again:
+ addr = memblock_find_in_range_node(size, align, goal, limit, nid,
+ flags);
+ if (!addr && (flags & MEMBLOCK_MIRROR)) {
+ flags &= ~MEMBLOCK_MIRROR;
+ pr_warn("Could not allocate %pap bytes of mirrored memory\n",
+ &size);
+ goto again;
+ }
if (!addr)
return NULL;
@@ -121,7 +130,8 @@ static unsigned long __init free_low_memory_core_early(void)
memblock_clear_hotplug(0, -1);
- for_each_free_mem_range(i, NUMA_NO_NODE, &start, &end, NULL)
+ for_each_free_mem_range(i, NUMA_NO_NODE, MEMBLOCK_NONE, &start, &end,
+ NULL)
count += __free_memory_core(start, end);
#ifdef CONFIG_ARCH_DISCARD_MEMBLOCK