[PATCH 07/14] MIPS: memblock: Mark present sparsemem sections

[Serge Semin]

If sparsemem is activated all sections with present pages must
be accordingly marked after memblock is fully initialized.

Signed-off-by: Serge Semin <fancer.lancer@xxxxxxxxx>
---
 arch/mips/kernel/setup.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c
index b121fa702..6df1eaf38 100644
--- a/arch/mips/kernel/setup.c
+++ b/arch/mips/kernel/setup.c
@@ -778,7 +778,7 @@ static void __init request_crashkernel(struct resource *res)
 
 static void __init arch_mem_init(char **cmdline_p)
 {
-	struct memblock_region *reg;
+	struct memblock_region *reg __maybe_unused;
 	extern void plat_mem_setup(void);
 
 	/* call board setup routine */
@@ -860,6 +860,11 @@ static void __init arch_mem_init(char **cmdline_p)
 				 crashk_res.end - crashk_res.start + 1);
 #endif
 	device_tree_init();
+#ifdef CONFIG_SPARSEMEM
+	for_each_memblock(memory, reg)
+		memory_present(0, memblock_region_memory_base_pfn(reg),
+				memblock_region_memory_end_pfn(reg));
+#endif /* CONFIG_SPARSEMEM */
 	sparse_init();
 	plat_swiotlb_setup();
 
-- 
2.12.0