On Wed, Jun 24, 2020 at 08:24 PM CEST, Andrii Nakryiko wrote:
> On Wed, Jun 24, 2020 at 11:16 AM Jakub Sitnicki wrote:
>>
>> On Wed, Jun 24, 2020 at 07:47 PM CEST, Andrii Nakryiko wrote:
>> > On Wed, Jun 24, 2020 at 10:19 AM Jakub Sitnicki
>> > wrote:
>> >>
>> >> On Tue, Jun 23, 2020 at 12:34 PM
On Wed, Jun 24, 2020 at 11:16 AM Jakub Sitnicki wrote:
>
> On Wed, Jun 24, 2020 at 07:47 PM CEST, Andrii Nakryiko wrote:
> > On Wed, Jun 24, 2020 at 10:19 AM Jakub Sitnicki
> > wrote:
> >>
> >> On Tue, Jun 23, 2020 at 12:34 PM CEST, Jakub Sitnicki wrote:
> >> > Prepare for having multi-prog atta
On Wed, Jun 24, 2020 at 07:47 PM CEST, Andrii Nakryiko wrote:
> On Wed, Jun 24, 2020 at 10:19 AM Jakub Sitnicki wrote:
>>
>> On Tue, Jun 23, 2020 at 12:34 PM CEST, Jakub Sitnicki wrote:
>> > Prepare for having multi-prog attachments for new netns attach types by
>> > storing programs to run in a b
On Wed, Jun 24, 2020 at 10:19 AM Jakub Sitnicki wrote:
>
> On Tue, Jun 23, 2020 at 12:34 PM CEST, Jakub Sitnicki wrote:
> > Prepare for having multi-prog attachments for new netns attach types by
> > storing programs to run in a bpf_prog_array, which is well suited for
> > iterating over programs
On Tue, Jun 23, 2020 at 11:24 PM CEST, Martin KaFai Lau wrote:
> On Tue, Jun 23, 2020 at 10:59:37PM +0200, Jakub Sitnicki wrote:
>> On Tue, Jun 23, 2020 at 09:33 PM CEST, Martin KaFai Lau wrote:
>> > On Tue, Jun 23, 2020 at 12:34:58PM +0200, Jakub Sitnicki wrote:
>> >
>> > [ ... ]
>> >
>> >> @@ -93
On Tue, Jun 23, 2020 at 12:34 PM CEST, Jakub Sitnicki wrote:
> Prepare for having multi-prog attachments for new netns attach types by
> storing programs to run in a bpf_prog_array, which is well suited for
> iterating over programs and running them in sequence.
>
> Because bpf_prog_array is dynami
On Tue, Jun 23, 2020 at 10:59:37PM +0200, Jakub Sitnicki wrote:
> On Tue, Jun 23, 2020 at 09:33 PM CEST, Martin KaFai Lau wrote:
> > On Tue, Jun 23, 2020 at 12:34:58PM +0200, Jakub Sitnicki wrote:
> >
> > [ ... ]
> >
> >> @@ -93,8 +108,16 @@ static int bpf_netns_link_update_prog(struct bpf_link
>
On Tue, Jun 23, 2020 at 09:33 PM CEST, Martin KaFai Lau wrote:
> On Tue, Jun 23, 2020 at 12:34:58PM +0200, Jakub Sitnicki wrote:
>
> [ ... ]
>
>> @@ -93,8 +108,16 @@ static int bpf_netns_link_update_prog(struct bpf_link
>> *link,
>> goto out_unlock;
>> }
>>
>> +run_array = rc
On Tue, Jun 23, 2020 at 12:34:58PM +0200, Jakub Sitnicki wrote:
[ ... ]
> @@ -93,8 +108,16 @@ static int bpf_netns_link_update_prog(struct bpf_link
> *link,
> goto out_unlock;
> }
>
> + run_array = rcu_dereference_protected(net->bpf.run_array[type],
> +
