Re: [PATCH bpf-next 0/4] i40e AF_XDP zero-copy buffer leak fixes

2018-09-05 Thread Alexei Starovoitov
On Wed, Sep 05, 2018 at 09:15:14PM +0200, Björn Töpel wrote: > Den ons 5 sep. 2018 kl 19:14 skrev Jakub Kicinski > : > > > > On Tue, 4 Sep 2018 20:11:01 +0200, Björn Töpel wrote: > > > From: Björn Töpel > > > > > > This series addresses an AF_XDP zero-copy issue that buffers passed > > > from use

Re: [PATCH bpf-next 0/4] i40e AF_XDP zero-copy buffer leak fixes

2018-09-05 Thread Björn Töpel
Den ons 5 sep. 2018 kl 19:14 skrev Jakub Kicinski : > > On Tue, 4 Sep 2018 20:11:01 +0200, Björn Töpel wrote: > > From: Björn Töpel > > > > This series addresses an AF_XDP zero-copy issue that buffers passed > > from userspace to the kernel was leaked when the hardware descriptor > > ring was tor

Re: [PATCH bpf-next 0/4] i40e AF_XDP zero-copy buffer leak fixes

2018-09-05 Thread Jakub Kicinski
On Tue, 4 Sep 2018 20:11:01 +0200, Björn Töpel wrote: > From: Björn Töpel > > This series addresses an AF_XDP zero-copy issue that buffers passed > from userspace to the kernel was leaked when the hardware descriptor > ring was torn down. > > The patches fixes the i40e AF_XDP zero-copy implemen

[PATCH bpf-next 0/4] i40e AF_XDP zero-copy buffer leak fixes

2018-09-04 Thread Björn Töpel
From: Björn Töpel This series addresses an AF_XDP zero-copy issue that buffers passed from userspace to the kernel was leaked when the hardware descriptor ring was torn down. The patches fixes the i40e AF_XDP zero-copy implementation. Thanks to Jakub Kicinski for pointing this out! Some backgr