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On Saturday, May 14, 2011 02:50:26 Simon Horman wrote:
> On Fri, May 13, 2011 at 08:03:20AM +0200, Hans Schillstrom wrote:
> > Without this patch every access to ip_vs in procfs will increase
> > the netns count i.e. an unbalanced get_net()/put_net().
> > (ipvsadm commands also use procfs.)
> > The result is you can't exit a netns if reading ip_vs_* procfs entries.
>
> Hi Hans,
>
> we should try and get this into 2.6.39, right?
Yes, this is a trivial bug fix
>
> >
> > Signed-off-by: Hans Schillstrom <hans.schillstrom@xxxxxxxxxxxx>
> > ---
> > net/netfilter/ipvs/ip_vs_app.c | 2 +-
> > net/netfilter/ipvs/ip_vs_conn.c | 4 ++--
> > net/netfilter/ipvs/ip_vs_ctl.c | 6 +++---
> > 3 files changed, 6 insertions(+), 6 deletions(-)
> >
> > diff --git a/net/netfilter/ipvs/ip_vs_app.c b/net/netfilter/ipvs/ip_vs_app.c
> > index 51f3af7..059af31 100644
> > --- a/net/netfilter/ipvs/ip_vs_app.c
> > +++ b/net/netfilter/ipvs/ip_vs_app.c
> > @@ -572,7 +572,7 @@ static const struct file_operations ip_vs_app_fops = {
> > .open = ip_vs_app_open,
> > .read = seq_read,
> > .llseek = seq_lseek,
> > - .release = seq_release,
> > + .release = seq_release_net,
> > };
> > #endif
> >
> > diff --git a/net/netfilter/ipvs/ip_vs_conn.c
> > b/net/netfilter/ipvs/ip_vs_conn.c
> > index d3fd91b..bf28ac2 100644
> > --- a/net/netfilter/ipvs/ip_vs_conn.c
> > +++ b/net/netfilter/ipvs/ip_vs_conn.c
> > @@ -1046,7 +1046,7 @@ static const struct file_operations ip_vs_conn_fops =
> > {
> > .open = ip_vs_conn_open,
> > .read = seq_read,
> > .llseek = seq_lseek,
> > - .release = seq_release,
> > + .release = seq_release_net,
> > };
> >
> > static const char *ip_vs_origin_name(unsigned flags)
> > @@ -1114,7 +1114,7 @@ static const struct file_operations
> > ip_vs_conn_sync_fops = {
> > .open = ip_vs_conn_sync_open,
> > .read = seq_read,
> > .llseek = seq_lseek,
> > - .release = seq_release,
> > + .release = seq_release_net,
> > };
> >
> > #endif
> > diff --git a/net/netfilter/ipvs/ip_vs_ctl.c b/net/netfilter/ipvs/ip_vs_ctl.c
> > index 89842f0..699c79a 100644
> > --- a/net/netfilter/ipvs/ip_vs_ctl.c
> > +++ b/net/netfilter/ipvs/ip_vs_ctl.c
> > @@ -2066,7 +2066,7 @@ static const struct file_operations ip_vs_info_fops =
> > {
> > .open = ip_vs_info_open,
> > .read = seq_read,
> > .llseek = seq_lseek,
> > - .release = seq_release_private,
> > + .release = seq_release_net,
> > };
> >
> > static int ip_vs_stats_show(struct seq_file *seq, void *v)
> > @@ -2106,7 +2106,7 @@ static const struct file_operations ip_vs_stats_fops
> > = {
> > .open = ip_vs_stats_seq_open,
> > .read = seq_read,
> > .llseek = seq_lseek,
> > - .release = single_release,
> > + .release = single_release_net,
> > };
> >
> > static int ip_vs_stats_percpu_show(struct seq_file *seq, void *v)
> > @@ -2175,7 +2175,7 @@ static const struct file_operations
> > ip_vs_stats_percpu_fops = {
> > .open = ip_vs_stats_percpu_seq_open,
> > .read = seq_read,
> > .llseek = seq_lseek,
> > - .release = single_release,
> > + .release = single_release_net,
> > };
> > #endif
> >
>
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