From: Jane Chu <jane.chu@oracle.com>
Date: Thu, 30 Mar 2017 18:04:40 +0000 (-0600)
Subject: arch/sparc: increase CONFIG_NODES_SHIFT on SPARC to 5
X-Git-Tag: v4.1.12-102.0.20170530_1700~25
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=498ca024b89377ecfa3de1a58800f44b10e157d9;p=users%2Fjedix%2Flinux-maple.git

arch/sparc: increase CONFIG_NODES_SHIFT on SPARC to 5

SPARC M6-32 platform has (2^5) numa nodes, so we need to bump up the
CONFIG_NODES_SHIFT to 5.

Orabug: 25577754

Signed-off-by: Jane Chu <jane.chu@oracle.com>

Reviewed-by: Bob Picco <bob.picco@oracle.com>
Reviewed-by: Atish Patra <atish.patra@oracle.com>
Signed-off-by: Allen Pais <allen.pais@oracle.com>
---

diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig
index df5b1196be80..d7e04608a4d5 100644
--- a/arch/sparc/Kconfig
+++ b/arch/sparc/Kconfig
@@ -342,10 +342,13 @@ config NUMA
 	depends on SPARC64 && SMP
 
 config NODES_SHIFT
-	int "Nodes Shift"
+	int "Maximum NUMA Nodes (as a power of 2)"
 	range 4 5 if SPARC64
-	default "4"
+	default "5"
 	depends on NEED_MULTIPLE_NODES
+	help
+	  Specify the maximum number of NUMA Nodes available on the target
+	  system.  Increases memory reserved to accommodate various tables.
 
 # Some NUMA nodes have memory ranges that span
 # other nodes.  Even though a pfn is valid and