From 69cb62eb6dceb0da701e04395d3b412a0648c118 Mon Sep 17 00:00:00 2001
From: Andi Kleen <ak@suse.de>
Date: Thu, 28 Jul 2005 21:15:39 -0700
Subject: [PATCH] [PATCH] x86_64: Print a boot message for hotplug memory zones

From: Keith Manning

Print a boot message for hotplug memory zones

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
 arch/x86_64/mm/srat.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/arch/x86_64/mm/srat.c b/arch/x86_64/mm/srat.c
index 5d01b31472e1..ec1c4aca4513 100644
--- a/arch/x86_64/mm/srat.c
+++ b/arch/x86_64/mm/srat.c
@@ -124,7 +124,6 @@ acpi_numa_memory_affinity_init(struct acpi_table_memory_affinity *ma)
 
 	if (srat_disabled() || ma->flags.enabled == 0)
 		return;
-	/* hotplug bit is ignored for now */
 	pxm = ma->proximity_domain;
 	node = setup_node(pxm);
 	if (node < 0) {
@@ -134,6 +133,10 @@ acpi_numa_memory_affinity_init(struct acpi_table_memory_affinity *ma)
 	}
 	start = ma->base_addr_lo | ((u64)ma->base_addr_hi << 32);
 	end = start + (ma->length_lo | ((u64)ma->length_hi << 32));
+	/* It is fine to add this area to the nodes data it will be used later*/
+	if (ma->flags.hot_pluggable == 1)
+		printk(KERN_INFO "SRAT: hot plug zone found %lx - %lx \n",
+				start, end);
 	i = conflicting_nodes(start, end);
 	if (i >= 0) {
 		printk(KERN_ERR
-- 
2.30.2