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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-12-16 16:11:28 -0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-12-16 16:11:28 -0800 |
| commit | 138a6d7ea2deb3080116a4f99019e181b62e5ce5 (patch) | |
| tree | 424622059405352935fbf1dde015a1e130b56198 /net/sched/sch_htb.c | |
| parent | 4fc6069e7df873bda9baabe0fa9f0be23363159a (diff) | |
| parent | 319e2e3f63c348a9b66db4667efa73178e18b17d (diff) | |
Merge 3.13-rc4 into char-misc-next
We want these fixes in here.
Diffstat (limited to 'net/sched/sch_htb.c')
| -rw-r--r-- | net/sched/sch_htb.c | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/net/sched/sch_htb.c b/net/sched/sch_htb.c index 0e1e38b40025..717b2108f852 100644 --- a/net/sched/sch_htb.c +++ b/net/sched/sch_htb.c @@ -1477,11 +1477,22 @@ static int htb_change_class(struct Qdisc *sch, u32 classid, sch_tree_lock(sch); } + rate64 = tb[TCA_HTB_RATE64] ? nla_get_u64(tb[TCA_HTB_RATE64]) : 0; + + ceil64 = tb[TCA_HTB_CEIL64] ? nla_get_u64(tb[TCA_HTB_CEIL64]) : 0; + + psched_ratecfg_precompute(&cl->rate, &hopt->rate, rate64); + psched_ratecfg_precompute(&cl->ceil, &hopt->ceil, ceil64); + /* it used to be a nasty bug here, we have to check that node * is really leaf before changing cl->un.leaf ! */ if (!cl->level) { - cl->quantum = hopt->rate.rate / q->rate2quantum; + u64 quantum = cl->rate.rate_bytes_ps; + + do_div(quantum, q->rate2quantum); + cl->quantum = min_t(u64, quantum, INT_MAX); + if (!hopt->quantum && cl->quantum < 1000) { pr_warning( "HTB: quantum of class %X is small. Consider r2q change.\n", @@ -1500,13 +1511,6 @@ static int htb_change_class(struct Qdisc *sch, u32 classid, cl->prio = TC_HTB_NUMPRIO - 1; } - rate64 = tb[TCA_HTB_RATE64] ? nla_get_u64(tb[TCA_HTB_RATE64]) : 0; - - ceil64 = tb[TCA_HTB_CEIL64] ? nla_get_u64(tb[TCA_HTB_CEIL64]) : 0; - - psched_ratecfg_precompute(&cl->rate, &hopt->rate, rate64); - psched_ratecfg_precompute(&cl->ceil, &hopt->ceil, ceil64); - cl->buffer = PSCHED_TICKS2NS(hopt->buffer); cl->cbuffer = PSCHED_TICKS2NS(hopt->cbuffer); |