[PATCH 02/14] MIPS: memblock: Surely map BSS kernel memory section

From: Serge Semin
Date: Wed Jan 17 2018 - 17:26:13 EST


The current MIPS code makes sure the kernel code/data/init
sections are in the maps, but BSS should also be there.

Signed-off-by: Serge Semin <fancer.lancer@xxxxxxxxx>
---
arch/mips/kernel/setup.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c
index 76e9e2075..0d21c9e04 100644
--- a/arch/mips/kernel/setup.c
+++ b/arch/mips/kernel/setup.c
@@ -845,6 +845,9 @@ static void __init arch_mem_init(char **cmdline_p)
arch_mem_addpart(PFN_UP(__pa_symbol(&__init_begin)) << PAGE_SHIFT,
PFN_DOWN(__pa_symbol(&__init_end)) << PAGE_SHIFT,
BOOT_MEM_INIT_RAM);
+ arch_mem_addpart(PFN_DOWN(__pa_symbol(&__bss_start)) << PAGE_SHIFT,
+ PFN_UP(__pa_symbol(&__bss_stop)) << PAGE_SHIFT,
+ BOOT_MEM_RAM);

pr_info("Determined physical RAM map:\n");
print_memory_map();
--
2.12.0