[clk:test-sched-packing-tasks-freq 10820/10847] kernel/sched/fair.c:199:1: sparse: symbol '__pcpu_scope_sd_pack_buddy' was not declared. Should it be static?

[clk:test-sched-packing-tasks-freq 10820/10847] kernel/sched/fair.c:199:1: sparse: symbol '__pcpu_scope_sd_pack_buddy' was not declared. Should it be static?

[kbuild test robot]

tree:   https://git.linaro.org/people/mturquette/linux.git test-sched-packing-tasks-freq
head:   3add111981928a9ce810cd1b1956dc39e6c2445f
commit: 9cb183281a03911e724a648832d9f096c09197fe [10820/10847] sched: packing tasks
reproduce:
  # apt-get install sparse
  git checkout 9cb183281a03911e724a648832d9f096c09197fe
  make ARCH=x86_64 allmodconfig
  make C=1 CF=-D__CHECK_ENDIAN__


sparse warnings: (new ones prefixed by >>)

   kernel/sched/fair.c:51:14: sparse: symbol 'normalized_sysctl_sched_latency' was not declared. Should it be static?
   kernel/sched/fair.c:70:14: sparse: symbol 'normalized_sysctl_sched_min_granularity' was not declared. Should it be static?
   kernel/sched/fair.c:92:14: sparse: symbol 'normalized_sysctl_sched_wakeup_granularity' was not declared. Should it be static?
>> kernel/sched/fair.c:199:1: sparse: symbol '__pcpu_scope_sd_pack_buddy' was not declared. Should it be static?
   kernel/sched/sched.h:765:9: sparse: incompatible types in comparison expression (different address spaces)
   kernel/sched/fair.c:249:22: sparse: incompatible types in comparison expression (different address spaces)
   kernel/sched/fair.c:4993:14: sparse: incompatible types in comparison expression (different address spaces)
   kernel/sched/fair.c:1666:14: sparse: incompatible types in comparison expression (different address spaces)
   kernel/sched/fair.c:2168:15: sparse: incompatible types in comparison expression (different address spaces)
   kernel/sched/fair.c:7571:22: sparse: incompatible types in comparison expression (different address spaces)
   kernel/sched/fair.c:7586:9: sparse: incompatible types in comparison expression (different address spaces)
   kernel/sched/fair.c:5070:9: sparse: incompatible types in comparison expression (different address spaces)
   kernel/sched/fair.c:5126:17: sparse: incompatible types in comparison expression (different address spaces)
   kernel/sched/fair.c:5706:41: sparse: incompatible types in comparison expression (different address spaces)
   kernel/sched/fair.c:5742:41: sparse: incompatible types in comparison expression (different address spaces)
   kernel/sched/fair.c:7688:9: sparse: incompatible types in comparison expression (different address spaces)
   kernel/sched/fair.c:7755:17: sparse: incompatible types in comparison expression (different address spaces)
   kernel/sched/fair.c:7839:14: sparse: incompatible types in comparison expression (different address spaces)
   kernel/sched/fair.c:7727:16: sparse: incompatible types in comparison expression (different address spaces)
   kernel/sched/fair.c:7921:9: sparse: incompatible types in comparison expression (different address spaces)
   kernel/sched/fair.c:7727:16: sparse: incompatible types in comparison expression (different address spaces)
   kernel/sched/fair.c:7822:14: sparse: incompatible types in comparison expression (different address spaces)
   kernel/sched/fair.c:8091:14: sparse: incompatible types in comparison expression (different address spaces)
   kernel/sched/fair.c:8103:14: sparse: incompatible types in comparison expression (different address spaces)
   kernel/sched/fair.c:8112:14: sparse: incompatible types in comparison expression (different address spaces)

Please review and possibly fold the followup patch.

---
0-DAY kernel test infrastructure                Open Source Technology Center
http://lists.01.org/mailman/listinfo/kbuild                 Intel Corporation

[PATCH clk] sched: __pcpu_scope_sd_pack_buddy can be static

[kbuild test robot]

kernel/sched/fair.c:199:1: sparse: symbol '__pcpu_scope_sd_pack_buddy' was not declared. Should it be static?

Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
---
 fair.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index d48d07c..7d8d5c4 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -196,7 +196,7 @@ struct sd_pack {
  * Save per_cpu information about the optimal CPUs that should be used to pack
  * tasks.
  */
-DEFINE_PER_CPU(struct sd_pack, sd_pack_buddy)  = {
+static DEFINE_PER_CPU(struct sd_pack, sd_pack_buddy)  = {
 	.packing = true,
 };