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| author | Vaidyanathan Srinivasan | 2008-12-08 16:22:49 +0100 |
|---|---|---|
| committer | Ingo Molnar | 2008-12-08 16:48:00 +0100 |
| commit | efbe027e95dc13ac343b6130948418d7ead7ddf1 (patch) | |
| tree | 96666b3d26027656183a64e96ffa3babcf8bd184 /kernel | |
| parent | sched: fix sd_parent_degenerate on non-numa smp machine (diff) | |
| download | kernel-qcow2-linux-efbe027e95dc13ac343b6130948418d7ead7ddf1.tar.gz kernel-qcow2-linux-efbe027e95dc13ac343b6130948418d7ead7ddf1.tar.xz kernel-qcow2-linux-efbe027e95dc13ac343b6130948418d7ead7ddf1.zip | |
sched: idle_balance() does not call load_balance_newidle()
Impact: fix SD_BALANCE_NEWIDLEand broaden its use
load_balance_newidle() does not get called if SD_BALANCE_NEWIDLE is
set at higher level domain (3-CPU) and not in low level domain (2-MC).
pulled_task is initialised to -1 and checked for non-zero which is
always true if the lowest level sched_domain does not have
SD_BALANCE_NEWIDLE flag set.
Signed-off-by: Vaidyanathan Srinivasan <svaidy@linux.vnet.ibm.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/sched.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/sched.c b/kernel/sched.c index 74498c840f93..bb9c6384d077 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -3685,7 +3685,7 @@ out_balanced: static void idle_balance(int this_cpu, struct rq *this_rq) { struct sched_domain *sd; - int pulled_task = -1; + int pulled_task = 0; unsigned long next_balance = jiffies + HZ; cpumask_t tmpmask; |