[PATCH] Additions to .data.read_mostly section
Mark variables which are usually accessed for reads with __readmostly.
Signed-off-by: Alok N Kataria <alokk@calsoftinc.com>
Signed-off-by: Shai Fultheim <shai@scalex86.org>
Signed-off-by: Ravikiran Thirumalai <kiran@scalex86.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/arch/x86_64/mm/numa.c b/arch/x86_64/mm/numa.c
index 6a156f5..04f7a33 100644
--- a/arch/x86_64/mm/numa.c
+++ b/arch/x86_64/mm/numa.c
@@ -22,14 +22,14 @@
#define Dprintk(x...)
#endif
-struct pglist_data *node_data[MAX_NUMNODES];
+struct pglist_data *node_data[MAX_NUMNODES] __read_mostly;
bootmem_data_t plat_node_bdata[MAX_NUMNODES];
int memnode_shift;
u8 memnodemap[NODEMAPSIZE];
-unsigned char cpu_to_node[NR_CPUS] = { [0 ... NR_CPUS-1] = NUMA_NO_NODE };
-cpumask_t node_to_cpumask[MAX_NUMNODES];
+unsigned char cpu_to_node[NR_CPUS] __read_mostly = { [0 ... NR_CPUS-1] = NUMA_NO_NODE };
+cpumask_t node_to_cpumask[MAX_NUMNODES] __read_mostly;
int numa_off __initdata;