1 files changed, 11 insertions, 0 deletions

diff --git a/arch/x86/mm/numa.c b/arch/x86/mm/numa.c
index 8bf93bae1f13..24aec58d6afd 100644
--- a/arch/x86/mm/numa.c
+++ b/arch/x86/mm/numa.c
@@ -567,6 +567,17 @@ static int __init numa_init(int (*init_func)(void))
         ret = init_func();
         if (ret < 0)
                 return ret;
+
+        /*
+         * We reset memblock back to the top-down direction
+         * here because if we configured ACPI_NUMA, we have
+         * parsed SRAT in init_func(). It is ok to have the
+         * reset here even if we did't configure ACPI_NUMA
+         * or acpi numa init fails and fallbacks to dummy
+         * numa init.
+         */
+        memblock_set_bottom_up(false);
+
         ret = numa_cleanup_meminfo(&numa_meminfo);
         if (ret < 0)
                 return ret;