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authorIgor Mammedov <imammedo@redhat.com>2016-10-05 17:51:23 +0200
committerMichael S. Tsirkin <mst@redhat.com>2016-10-10 01:16:57 +0300
commit6bea1ddf8b411dcb0ba5d3a83c4479492185a409 (patch)
tree5cb12d18c284631589e3bdf687eeb08130e3f159 /include
parenta06b1dae4706fccb9394b35e88d1905dabec85e7 (diff)
downloadqemu-arm-6bea1ddf8b411dcb0ba5d3a83c4479492185a409.tar.gz
numa: reduce code duplication by adding helper numa_get_node_for_cpu()
Replace repeated pattern for (i = 0; i < nb_numa_nodes; i++) { if (test_bit(idx, numa_info[i].node_cpu)) { ... break; with a helper function to lookup numa node index for cpu. Suggested-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Igor Mammedov <imammedo@redhat.com> Reviewed-by: David Gibson <david@gibson.dropbear.id.au> Reviewed-by: Shannon Zhao <shannon.zhao@linaro.org> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'include')
-rw-r--r--include/sysemu/numa.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/sysemu/numa.h b/include/sysemu/numa.h
index bb184c9cfe..4da808a6e9 100644
--- a/include/sysemu/numa.h
+++ b/include/sysemu/numa.h
@@ -32,4 +32,7 @@ void numa_set_mem_node_id(ram_addr_t addr, uint64_t size, uint32_t node);
void numa_unset_mem_node_id(ram_addr_t addr, uint64_t size, uint32_t node);
uint32_t numa_get_node(ram_addr_t addr, Error **errp);
+/* on success returns node index in numa_info,
+ * on failure returns nb_numa_nodes */
+int numa_get_node_for_cpu(int idx);
#endif