cpuset.c: remove extra variable
Rakib Mullick [Sun, 19 Oct 2008 03:28:18 +0000 (20:28 -0700)]
Remove the use of int cpus_nonempty variable from 'update_flag' function.

Signed-off-by: Md.Rakib H. Mullick <rakib.mullick@gmail.com>
Acked-by: Paul Jackson <pj@sgi.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

kernel/cpuset.c

index eab7bd6..81d4d24 100644 (file)
@@ -1172,7 +1172,7 @@ static int update_flag(cpuset_flagbits_t bit, struct cpuset *cs,
 {
        struct cpuset trialcs;
        int err;
-       int cpus_nonempty, balance_flag_changed;
+       int balance_flag_changed;
 
        trialcs = *cs;
        if (turning_on)
@@ -1184,7 +1184,6 @@ static int update_flag(cpuset_flagbits_t bit, struct cpuset *cs,
        if (err < 0)
                return err;
 
-       cpus_nonempty = !cpus_empty(trialcs.cpus_allowed);
        balance_flag_changed = (is_sched_load_balance(cs) !=
                                        is_sched_load_balance(&trialcs));
 
@@ -1192,7 +1191,7 @@ static int update_flag(cpuset_flagbits_t bit, struct cpuset *cs,
        cs->flags = trialcs.flags;
        mutex_unlock(&callback_mutex);
 
-       if (cpus_nonempty && balance_flag_changed)
+       if (!cpus_empty(trialcs.cpus_allowed) && balance_flag_changed)
                async_rebuild_sched_domains();
 
        return 0;