Hi Ben, Thank you! I will continue working on other fixes.
Regards, William On Fri, Apr 22, 2016 at 5:05 PM, Ben Pfaff <b...@ovn.org> wrote: > I sent a series that should fix this deadlock. You can still fix (or > report) others! > > http://openvswitch.org/pipermail/dev/2016-April/070055.html > http://openvswitch.org/pipermail/dev/2016-April/070056.html > > On Tue, Apr 12, 2016 at 10:05:36PM -0700, William Tu wrote: > > Let me take a stab at them first, if I couldn't figure out, I will pass > > them along. Thanks > > > > On Tue, Apr 12, 2016 at 9:09 PM, Ben Pfaff <b...@ovn.org> wrote: > > > > > On Tue, Apr 12, 2016 at 02:39:49PM -0700, William Tu wrote: > > > > Hi Ben, > > > > > > > > Thanks, the fix solves the problem. > > > > > > > > However, there are a couple of errors reported by Helgrind, do you > think > > > > it's worth fixing all of them? > > > > > > Probably. Do you want to pass them along for me to take a look? Or do > > > you want to take a stab at them first? > > > > > > > Regards, > > > > William > > > > > > > > > > > > On Sun, Apr 10, 2016 at 2:16 PM, Ben Pfaff <b...@ovn.org> wrote: > > > > > > > > > On Wed, Feb 24, 2016 at 12:40:33PM -0800, William Tu wrote: > > > > > > These two locks are reported by helgrind which have ordering > > > > > inconsistency. > > > > > > "netdev_class_mutex" > > > > > > "route_table_mutex" > > > > > > > http://openvswitch.org/pipermail/discuss/2016-February/020216.html > > > > > > > > > > Thanks for the report. Somehow I didn't get the original report, > > > > > although I see it in the archive. > > > > > > > > > > Does the following appear to fix the problem? > > > > > > > > > > diff --git a/lib/netdev-vport.c b/lib/netdev-vport.c > > > > > index e398562..b3eef5d 100644 > > > > > --- a/lib/netdev-vport.c > > > > > +++ b/lib/netdev-vport.c > > > > > @@ -1,5 +1,5 @@ > > > > > /* > > > > > - * Copyright (c) 2010, 2011, 2012, 2013, 2014 Nicira, Inc. > > > > > + * Copyright (c) 2010, 2011, 2012, 2013, 2014, 2016 Nicira, Inc. > > > > > * > > > > > * Licensed under the Apache License, Version 2.0 (the "License"); > > > > > * you may not use this file except in compliance with the > License. > > > > > @@ -373,7 +373,6 @@ netdev_vport_run(void) > > > > > { > > > > > uint64_t seq; > > > > > > > > > > - route_table_run(); > > > > > seq = route_table_get_change_seq(); > > > > > if (rt_change_seqno != seq) { > > > > > rt_change_seqno = seq; > > > > > @@ -386,7 +385,6 @@ netdev_vport_wait(void) > > > > > { > > > > > uint64_t seq; > > > > > > > > > > - route_table_wait(); > > > > > seq = route_table_get_change_seq(); > > > > > if (rt_change_seqno != seq) { > > > > > poll_immediate_wake(); > > > > > diff --git a/lib/netdev.c b/lib/netdev.c > > > > > index 3e50694..710739a 100644 > > > > > --- a/lib/netdev.c > > > > > +++ b/lib/netdev.c > > > > > @@ -45,6 +45,7 @@ > > > > > #include "openflow/openflow.h" > > > > > #include "packets.h" > > > > > #include "poll-loop.h" > > > > > +#include "route-table.h" > > > > > #include "seq.h" > > > > > #include "shash.h" > > > > > #include "smap.h" > > > > > @@ -182,6 +183,7 @@ netdev_run(void) > > > > > struct netdev_registered_class *rc; > > > > > > > > > > netdev_initialize(); > > > > > + route_table_run(); > > > > > ovs_mutex_lock(&netdev_class_mutex); > > > > > HMAP_FOR_EACH (rc, hmap_node, &netdev_classes) { > > > > > if (rc->class->run) { > > > > > @@ -201,6 +203,7 @@ netdev_wait(void) > > > > > { > > > > > struct netdev_registered_class *rc; > > > > > > > > > > + route_table_wait(); > > > > > ovs_mutex_lock(&netdev_class_mutex); > > > > > HMAP_FOR_EACH (rc, hmap_node, &netdev_classes) { > > > > > if (rc->class->wait) { > > > > > > > > > _______________________________________________ dev mailing list dev@openvswitch.org http://openvswitch.org/mailman/listinfo/dev
