cpumask: Replace cpu_coregroup_map with cpu_coregroup_mask
cpu_coregroup_map returned a cpumask_t: it's going away.
(Note, the sched part of this patch won't apply meaningfully to the
sched tree, but I'm posting it to show the goal).
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Mike Travis <travis@sgi.com>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: Ingo Molnar <mingo@redhat.com>
diff --git a/block/blk.h b/block/blk.h
index d2e49af..6e1ed40 100644
--- a/block/blk.h
+++ b/block/blk.h
@@ -99,8 +99,8 @@
static inline int blk_cpu_to_group(int cpu)
{
#ifdef CONFIG_SCHED_MC
- cpumask_t mask = cpu_coregroup_map(cpu);
- return first_cpu(mask);
+ const struct cpumask *mask = cpu_coregroup_mask(cpu);
+ return cpumask_first(mask);
#elif defined(CONFIG_SCHED_SMT)
return first_cpu(per_cpu(cpu_sibling_map, cpu));
#else
diff --git a/kernel/sched.c b/kernel/sched.c
index d2d16d1..4292923 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -7119,7 +7119,7 @@
{
int group;
#ifdef CONFIG_SCHED_MC
- *mask = cpu_coregroup_map(cpu);
+ *mask = *cpu_coregroup_mask(cpu);
cpus_and(*mask, *mask, *cpu_map);
group = first_cpu(*mask);
#elif defined(CONFIG_SCHED_SMT)
@@ -7485,7 +7485,7 @@
sd = &per_cpu(core_domains, i);
SD_INIT(sd, MC);
set_domain_attribute(sd, attr);
- sd->span = cpu_coregroup_map(i);
+ sd->span = *cpu_coregroup_mask(i);
cpus_and(sd->span, sd->span, *cpu_map);
sd->parent = p;
p->child = sd;
@@ -7528,7 +7528,7 @@
SCHED_CPUMASK_VAR(this_core_map, allmasks);
SCHED_CPUMASK_VAR(send_covered, allmasks);
- *this_core_map = cpu_coregroup_map(i);
+ *this_core_map = *cpu_coregroup_mask(i);
cpus_and(*this_core_map, *this_core_map, *cpu_map);
if (i != first_cpu(*this_core_map))
continue;