X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=arch%2Fx86%2Fmm%2Fnuma.c;h=ebf6d7887a38fa54481b6b7645e42bb7c59499a7;hb=9032160275ba018003ff390835ff8ed2b5b788b8;hp=787c52ca49c3cf54dcb7cdc5712275d586460252;hpb=c1518f12bab97a6d409a25aaccb02dc8895800f3;p=firefly-linux-kernel-4.4.55.git

diff --git a/arch/x86/mm/numa.c b/arch/x86/mm/numa.c
index 787c52ca49c3..ebf6d7887a38 100644
--- a/arch/x86/mm/numa.c
+++ b/arch/x86/mm/numa.c
@@ -2,6 +2,28 @@
 #include <linux/topology.h>
 #include <linux/module.h>
 #include <linux/bootmem.h>
+#include <asm/numa.h>
+#include <asm/acpi.h>
+
+int __initdata numa_off;
+
+static __init int numa_setup(char *opt)
+{
+	if (!opt)
+		return -EINVAL;
+	if (!strncmp(opt, "off", 3))
+		numa_off = 1;
+#ifdef CONFIG_NUMA_EMU
+	if (!strncmp(opt, "fake=", 5))
+		numa_emu_cmdline(opt + 5);
+#endif
+#ifdef CONFIG_ACPI_NUMA
+	if (!strncmp(opt, "noacpi", 6))
+		acpi_numa = -1;
+#endif
+	return 0;
+}
+early_param("numa", numa_setup);
 
 /*
  * Which logical CPUs are on which nodes