1 files changed, 8 insertions, 0 deletions

diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
index 6c2b0db5d1e9..5c7094e8f6e9 100644
--- a/arch/arm/kernel/setup.c
+++ b/arch/arm/kernel/setup.c
@@ -31,6 +31,7 @@
 #include <linux/memblock.h>
 #include <linux/bug.h>
 #include <linux/compiler.h>
+#include <linux/sort.h>
 
 #include <asm/unified.h>
 #include <asm/cpu.h>
@@ -890,6 +891,12 @@ static struct machine_desc * __init setup_machine_tags(unsigned int nr)
         return mdesc;
 }
 
+static int __init meminfo_cmp(const void *_a, const void *_b)
+{
+        const struct membank *a = _a, *b = _b;
+        long cmp = bank_pfn_start(a) - bank_pfn_start(b);
+        return cmp < 0 ? -1 : cmp > 0 ? 1 : 0;
+}
 
 void __init setup_arch(char **cmdline_p)
 {
@@ -918,6 +925,7 @@ void __init setup_arch(char **cmdline_p)
 
         parse_early_param();
 
+        sort(&meminfo.bank, meminfo.nr_banks, sizeof(meminfo.bank[0]), meminfo_cmp, NULL);
         sanity_check_meminfo();
         arm_memblock_init(&meminfo, mdesc);