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-rw-r--r--include/asm-ia64/sn/sn2/sn_hwperf.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/asm-ia64/sn/sn2/sn_hwperf.h b/include/asm-ia64/sn/sn2/sn_hwperf.h
index df75f4c..291ef3d 100644
--- a/include/asm-ia64/sn/sn2/sn_hwperf.h
+++ b/include/asm-ia64/sn/sn2/sn_hwperf.h
@@ -43,6 +43,7 @@ struct sn_hwperf_object_info {
/* macros for object classification */
#define SN_HWPERF_IS_NODE(x) ((x) && strstr((x)->name, "SHub"))
+#define SN_HWPERF_IS_NODE_SHUB2(x) ((x) && strstr((x)->name, "SHub 2."))
#define SN_HWPERF_IS_IONODE(x) ((x) && strstr((x)->name, "TIO"))
#define SN_HWPERF_IS_ROUTER(x) ((x) && strstr((x)->name, "Router"))
#define SN_HWPERF_IS_NL3ROUTER(x) ((x) && strstr((x)->name, "NL3Router"))
@@ -214,6 +215,15 @@ struct sn_hwperf_ioctl_args {
*/
#define SN_HWPERF_GET_NODE_NASID (102|SN_HWPERF_OP_MEM_COPYOUT)
+/*
+ * Given a node id, determine the id of the nearest node with CPUs
+ * and the id of the nearest node that has memory. The argument
+ * node would normally be a "headless" node, e.g. an "IO node".
+ * Return 0 on success.
+ */
+extern int sn_hwperf_get_nearest_node(cnodeid_t node,
+ cnodeid_t *near_mem, cnodeid_t *near_cpu);
+
/* return codes */
#define SN_HWPERF_OP_OK 0
#define SN_HWPERF_OP_NOMEM 1
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