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| author | Peter Zijlstra <a.p.zijlstra@chello.nl> | 2008-06-27 13:41:13 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-06-27 14:31:28 +0200 |
| commit | ced8aa16e1db55c33c507174c1b1f9e107445865 (patch) | |
| tree | 87210bb14026a7a3d005b5339dae44d845f27708 /kernel/sched_fair.c | |
| parent | c9c294a630e28eec5f2865f028ecfc58d45c0a5a (diff) | |
| download | lwn-ced8aa16e1db55c33c507174c1b1f9e107445865.tar.gz lwn-ced8aa16e1db55c33c507174c1b1f9e107445865.zip | |
sched: fix calc_delta_asym, #2
Ok, so why are we in this mess, it was:
1/w
but now we mixed that rw in the mix like:
rw/w
rw being \Sum w suggests: fiddling w, we should also fiddle rw, humm?
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Srivatsa Vaddagiri <vatsa@linux.vnet.ibm.com>
Cc: Mike Galbraith <efault@gmx.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/sched_fair.c')
| -rw-r--r-- | kernel/sched_fair.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/kernel/sched_fair.c b/kernel/sched_fair.c index 2268e634812b..2e197b8e43f1 100644 --- a/kernel/sched_fair.c +++ b/kernel/sched_fair.c @@ -429,6 +429,7 @@ calc_delta_asym(unsigned long delta, struct sched_entity *se) for_each_sched_entity(se) { struct load_weight *se_lw = &se->load; + unsigned long rw = cfs_rq_of(se)->load.weight; #ifdef CONFIG_FAIR_SCHED_GROUP struct cfs_rq *cfs_rq = se->my_q; @@ -450,14 +451,16 @@ calc_delta_asym(unsigned long delta, struct sched_entity *se) lw.inv_weight = 0; se_lw = &lw; + rw += lw.weight - se->load.weight; } else #endif - if (se->load.weight < NICE_0_LOAD) + if (se->load.weight < NICE_0_LOAD) { se_lw = &lw; + rw += NICE_0_LOAD - se->load.weight; + } - delta = calc_delta_mine(delta, - cfs_rq_of(se)->load.weight, se_lw); + delta = calc_delta_mine(delta, rw, se_lw); } return delta; |