[PATCH v2 08/15] MIPS: memblock: Mark present sparsemem sections
From: Serge Semin <hidden>
Date: 2018-02-02 03:57:54
Also in:
lkml
Subsystem:
mips, the rest · Maintainers:
Thomas Bogendoerfer, Linus Torvalds
If sparsemem is activated all sections with present pages must be accordingly marked after memblock is fully initialized. Signed-off-by: Serge Semin <redacted> --- arch/mips/kernel/setup.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c
index b2a5b89ae6b2..54302319ce1c 100644
--- a/arch/mips/kernel/setup.c
+++ b/arch/mips/kernel/setup.c@@ -837,6 +837,11 @@ 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