Eric Dumazet 7b5edbc4cf net/sched: fix missing spinlock init ...

Under network load, doing :

tc qdisc del dev eth0 root

triggers :

[  167.193087] BUG: spinlock bad magic on CPU#3, udpflood/4928
[  167.193139]  lock: c15bc324, .magic: 00000000, .owner:
<none>/-1, .owner_cpu: -1
[  167.193193] Pid: 4928, comm: udpflood Not tainted
2.6.36-rc7-11417-g215340c-dirty #323
[  167.193245] Call Trace:
[  167.193292]  [<c13abaa0>] ? printk+0x18/0x20
[  167.193342]  [<c11afb53>] spin_bug+0xa3/0xf0
[  167.193389]  [<c11afcdd>] do_raw_spin_lock+0x7d/0x160
[  167.193440]  [<c1313d4e>] ? __dev_xmit_skb+0x27e/0x2b0
[  167.193496]  [<c107382b>] ? trace_hardirqs_on+0xb/0x10
[  167.193545]  [<c13ae99a>] _raw_spin_lock+0x3a/0x40
[  167.193593]  [<c1313d4e>] ? __dev_xmit_skb+0x27e/0x2b0
[  167.193641]  [<c1313d4e>] __dev_xmit_skb+0x27e/0x2b0

commit 79640a4ca6 (add additional lock to qdisc to increase
throughput) forgot to initialize  noop_qdisc and noqueue_qdisc busylock

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

2010-10-21 03:09:40 -07:00

..

act_api.c

pkt_sched: gen_kill_estimator() rcu fixes

2010-06-11 18:37:08 -07:00

act_csum.c

net_sched: act_csum: coding style cleanup

2010-08-23 20:43:15 -07:00

act_gact.c

net sched: fix some kernel memory leaks

2010-08-17 15:12:15 -07:00

act_ipt.c

net sched: printk message severity

2010-05-17 23:23:12 -07:00

act_mirred.c

net sched: fix some kernel memory leaks

2010-08-17 15:12:15 -07:00

act_nat.c

net sched: fix some kernel memory leaks

2010-08-17 15:12:15 -07:00

act_pedit.c

net sched: make pedit check for clones instead

2010-06-07 01:10:43 -07:00

act_police.c

net sched: fix kernel leak in act_police

2010-09-01 14:29:34 -07:00

act_simple.c

net sched: fix some kernel memory leaks

2010-08-17 15:12:15 -07:00

act_skbedit.c

net sched: fix some kernel memory leaks

2010-08-17 15:12:15 -07:00

cls_api.c

Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6

2010-04-11 14:53:53 -07:00

cls_basic.c

include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h

2010-03-30 22:02:32 +09:00

cls_cgroup.c

cls_cgroup: Store classid in struct sock

2010-05-24 00:12:34 -07:00

cls_flow.c

net_sched: cls_flow: add key rxhash

2010-08-21 23:40:14 -07:00

cls_fw.c

include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h

2010-03-30 22:02:32 +09:00

cls_route.c

include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h

2010-03-30 22:02:32 +09:00

cls_rsvp6.c

[NET_SCHED]: Remove unnecessary includes

2007-07-10 22:16:41 -07:00

cls_rsvp.c

[NET_SCHED]: Remove unnecessary includes

2007-07-10 22:16:41 -07:00

cls_rsvp.h

cls_rsvp: add sanity check for the packet length

2010-08-04 21:53:15 -07:00

cls_tcindex.c

include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h

2010-03-30 22:02:32 +09:00

cls_u32.c

cls_u32: signedness bug

2010-10-05 00:40:39 -07:00

em_cmp.c

net: em_cmp.c use unaligned access helpers

2008-09-22 19:20:51 -07:00

em_meta.c

tc: add meta match on receive hash

2010-08-24 14:48:10 -07:00

em_nbyte.c

include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h

2010-03-30 22:02:32 +09:00

em_text.c

include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h

2010-03-30 22:02:32 +09:00

em_u32.c

[PKT_SCHED]: annotate cls_u32

2008-03-17 22:46:46 -07:00

ematch.c

net sched: printk message severity

2010-05-17 23:23:12 -07:00

Kconfig

pkt_sched: Make act_csum depend upon INET.

2010-08-23 20:42:11 -07:00

Makefile

net/sched: add ACT_CSUM action to update packets checksums

2010-08-20 01:42:59 -07:00

sch_api.c

net: dynamic ingress_queue allocation

2010-10-05 00:23:44 -07:00

sch_atm.c

sch_atm: Fix potential NULL deref.

2010-09-12 11:56:44 -07:00

sch_blackhole.c

pkt_sched: Add qdisc->ops->peek() implementation.

2008-10-31 00:45:55 -07:00

sch_cbq.c

include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h

2010-03-30 22:02:32 +09:00

sch_drr.c

include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h

2010-03-30 22:02:32 +09:00

sch_dsmark.c

include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h

2010-03-30 22:02:32 +09:00

sch_fifo.c

include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h

2010-03-30 22:02:32 +09:00

sch_generic.c

net/sched: fix missing spinlock init

2010-10-21 03:09:40 -07:00

sch_gred.c

include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h

2010-03-30 22:02:32 +09:00

sch_hfsc.c

net/sched/sch_hfsc.c: initialize parent's cl_cfmin properly in init_vf()

2010-09-01 14:29:35 -07:00

sch_htb.c

net_sched: use __TCA_HTB_MAX and TCA_HTB_MAX

2010-10-09 09:22:53 -07:00

sch_ingress.c

net: Remove unnecessary returns from void function()s

2010-05-17 23:23:14 -07:00

sch_mq.c

net: Remove unnecessary returns from void function()s

2010-05-17 23:23:14 -07:00

sch_multiq.c

net: Remove unnecessary returns from void function()s

2010-05-17 23:23:14 -07:00

sch_netem.c

include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h

2010-03-30 22:02:32 +09:00

sch_prio.c

net: Remove unnecessary returns from void function()s

2010-05-17 23:23:14 -07:00

sch_red.c

net: Remove unnecessary returns from void function()s

2010-05-17 23:23:14 -07:00

sch_sfq.c

net_sched: sch_sfq: use proto_ports_offset() to support AH message

2010-08-19 17:16:25 -07:00

sch_tbf.c

net: Use NET_XMIT_SUCCESS where possible.

2010-08-10 02:51:11 -07:00

sch_teql.c

neigh: Protect neigh->ha[] with a seqlock

2010-10-11 12:54:04 -07:00