After the previous patches, on x86, it is safe to call
memblock_build_node_order() after init_cpu_to_node(), which has set up node
to cpumask map. So calling memblock_build_node_order() to feed memblock with
numa node fall back info.
Signed-off-by: Pingfan Liu <kernelf...@gmail.com>
CC: Thomas Gleixner <t...@linutronix.de>
CC: Ingo Molnar <mi...@redhat.com>
CC: Borislav Petkov <b...@alien8.de>
CC: "H. Peter Anvin" <h...@zytor.com>
CC: Dave Hansen <dave.han...@linux.intel.com>
CC: Vlastimil Babka <vba...@suse.cz>
CC: Mike Rapoport <r...@linux.vnet.ibm.com>
CC: Andrew Morton <a...@linux-foundation.org>
CC: Mel Gorman <mgor...@suse.de>
CC: Joonsoo Kim <iamjoonsoo....@lge.com>
CC: Andy Lutomirski <l...@kernel.org>
CC: Andi Kleen <a...@linux.intel.com>
CC: Petr Tesarik <ptesa...@suse.cz>
CC: Michal Hocko <mho...@suse.com>
CC: Stephen Rothwell <s...@canb.auug.org.au>
CC: Jonathan Corbet <cor...@lwn.net>
CC: Nicholas Piggin <npig...@gmail.com>
CC: Daniel Vacek <ne...@redhat.com>
CC: linux-kernel@vger.kernel.org
---
arch/x86/kernel/setup.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index 3d872a5..3ec1a6e 100644
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -1245,6 +1245,8 @@ void __init setup_arch(char **cmdline_p)
prefill_possible_map();
init_cpu_to_node();
+ /* node to cpumask map is ready */
+ memblock_build_node_order();
io_apic_init_mappings();
--
2.7.4
