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-rw-r--r--mm/memblock.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/mm/memblock.c b/mm/memblock.c
index 241225579f3a..fb63a9cc00fd 100644
--- a/mm/memblock.c
+++ b/mm/memblock.c
@@ -840,6 +840,16 @@ int __init_memblock memblock_mark_nomap(phys_addr_t base, phys_addr_t size)
}
/**
+ * memblock_clear_nomap - Clear a flag of MEMBLOCK_NOMAP memory region
+ * @base: the base phys addr of the region
+ * @size: the size of the region
+ */
+int __init_memblock memblock_clear_nomap(phys_addr_t base, phys_addr_t size)
+{
+ return memblock_setclr_flag(base, size, 0, MEMBLOCK_NOMAP);
+}
+
+/**
* __next_reserved_mem_region - next function for for_each_reserved_region()
* @idx: pointer to u64 loop variable
* @out_start: ptr to phys_addr_t for start address of the region, can be %NULL