This function refresh NODE_DATA() for generic archs.
In this case, NODE_DATA(nid) == node_data[nid].
node_data[] is array of address of pgdat.
So, refresh is quite simple.
Signed-off-by: Yasunori Goto <[email protected]>
Signed-off-by: KAMEZAWA Hiroyuki <[email protected]>
arch/ia64/Kconfig | 4 ++++
include/linux/memory_hotplug.h | 12 ++++++++++++
2 files changed, 16 insertions(+)
Index: pgdat11/include/linux/memory_hotplug.h
===================================================================
--- pgdat11.orig/include/linux/memory_hotplug.h 2006-04-20 11:00:23.000000000 +0900
+++ pgdat11/include/linux/memory_hotplug.h 2006-04-20 11:00:28.000000000 +0900
@@ -91,6 +91,9 @@ static inline pg_data_t * arch_alloc_nod
static inline void arch_free_nodedata(pg_data_t *pgdat)
{
}
+static inline void arch_refresh_nodedata(int nid, pg_data_t *pgdat)
+{
+}
#else /* CONFIG_HAVE_ARCH_NODEDATA_EXTENSION */
@@ -114,6 +117,12 @@ static inline void arch_free_nodedata(pg
*/
#define generic_free_nodedata(pgdat) kfree(pgdat)
+extern pg_data_t *node_data[];
+static inline void generic_refresh_nodedata(int nid, pg_data_t *pgdat)
+{
+ node_data[nid] = pgdat;
+}
+
#else /* !CONFIG_NUMA */
/* never called */
@@ -125,6 +134,9 @@ static inline pg_data_t *generic_alloc_n
static inline void generic_free_nodedata(pg_data_t *pgdat)
{
}
+static inline void generic_refresh_nodedata(int nid, pg_data_t *pgdat)
+{
+}
#endif /* CONFIG_NUMA */
#endif /* CONFIG_HAVE_ARCH_NODEDATA_EXTENSION */
Index: pgdat11/arch/ia64/Kconfig
===================================================================
--- pgdat11.orig/arch/ia64/Kconfig 2006-04-20 11:00:04.000000000 +0900
+++ pgdat11/arch/ia64/Kconfig 2006-04-20 11:00:28.000000000 +0900
@@ -374,6 +374,10 @@ config HAVE_ARCH_EARLY_PFN_TO_NID
def_bool y
depends on NEED_MULTIPLE_NODES
+config HAVE_ARCH_NODEDATA_EXTENSION
+ def_bool y
+ depends on NUMA
+
config IA32_SUPPORT
bool "Support for Linux/x86 binaries"
help
--
Yasunori Goto
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