For loop for traversing sched_domain_topology was used at multiple placed in core.c. This patch removes code redundancy by creating for_each_sd_topology().
Signed-off-by: Viresh Kumar viresh.kumar@linaro.org --- kernel/sched/core.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/kernel/sched/core.c b/kernel/sched/core.c index a12113d..e585e10 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -5552,6 +5552,9 @@ static struct sched_domain_topology_level default_topology[] = {
static struct sched_domain_topology_level *sched_domain_topology = default_topology;
+#define for_each_sd_topology(tl) \ + for (tl = sched_domain_topology; tl->init; tl++) + #ifdef CONFIG_NUMA
static int sched_domains_numa_levels; @@ -5849,7 +5852,7 @@ static int __sdt_alloc(const struct cpumask *cpu_map) struct sched_domain_topology_level *tl; int j;
- for (tl = sched_domain_topology; tl->init; tl++) { + for_each_sd_topology(tl) { struct sd_data *sdd = &tl->data;
sdd->sd = alloc_percpu(struct sched_domain *); @@ -5902,7 +5905,7 @@ static void __sdt_free(const struct cpumask *cpu_map) struct sched_domain_topology_level *tl; int j;
- for (tl = sched_domain_topology; tl->init; tl++) { + for_each_sd_topology(tl) { struct sd_data *sdd = &tl->data;
for_each_cpu(j, cpu_map) { @@ -5970,7 +5973,7 @@ static int build_sched_domains(const struct cpumask *cpu_map, struct sched_domain_topology_level *tl;
sd = NULL; - for (tl = sched_domain_topology; tl->init; tl++) { + for_each_sd_topology(tl) { sd = build_sched_domain(tl, cpu_map, attr, sd, i); if (tl == sched_domain_topology) *per_cpu_ptr(d.sd, i) = sd;