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-rw-r--r--kernel/cpuset.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/kernel/cpuset.c b/kernel/cpuset.c
index eab7bd6628e0..81d4d2426fd4 100644
--- a/kernel/cpuset.c
+++ b/kernel/cpuset.c
@@ -1172,7 +1172,7 @@ static int update_flag(cpuset_flagbits_t bit, struct cpuset *cs,
1172{ 1172{
1173 struct cpuset trialcs; 1173 struct cpuset trialcs;
1174 int err; 1174 int err;
1175 int cpus_nonempty, balance_flag_changed; 1175 int balance_flag_changed;
1176 1176
1177 trialcs = *cs; 1177 trialcs = *cs;
1178 if (turning_on) 1178 if (turning_on)
@@ -1184,7 +1184,6 @@ static int update_flag(cpuset_flagbits_t bit, struct cpuset *cs,
1184 if (err < 0) 1184 if (err < 0)
1185 return err; 1185 return err;
1186 1186
1187 cpus_nonempty = !cpus_empty(trialcs.cpus_allowed);
1188 balance_flag_changed = (is_sched_load_balance(cs) != 1187 balance_flag_changed = (is_sched_load_balance(cs) !=
1189 is_sched_load_balance(&trialcs)); 1188 is_sched_load_balance(&trialcs));
1190 1189
@@ -1192,7 +1191,7 @@ static int update_flag(cpuset_flagbits_t bit, struct cpuset *cs,
1192 cs->flags = trialcs.flags; 1191 cs->flags = trialcs.flags;
1193 mutex_unlock(&callback_mutex); 1192 mutex_unlock(&callback_mutex);
1194 1193
1195 if (cpus_nonempty && balance_flag_changed) 1194 if (!cpus_empty(trialcs.cpus_allowed) && balance_flag_changed)
1196 async_rebuild_sched_domains(); 1195 async_rebuild_sched_domains();
1197 1196
1198 return 0; 1197 return 0;