Re: [RFC PATCH 0/4] eBPF RSS through QMP support.

2023-03-29 Thread Andrew Melnichenko
Oh yeah, I'll fix that. Thank you!

On Wed, Mar 29, 2023 at 2:52 PM Xuan Zhuo  wrote:
>
> Is this a patch-set of QEMU? If yes, why are the email lists all kernel mail
> list without QEMU mail list?
>
> Thanks.
>
> On Wed, 29 Mar 2023 13:45:41 +0300, Andrew Melnychenko  
> wrote:
> > This series of patches provides the ability to retrieve eBPF program
> > through qmp, so management application may load bpf blob with proper 
> > capabilities.
> > Now, virtio-net devices can accept eBPF programs and maps through properties
> > as external file descriptors. Access to the eBPF map is direct through 
> > mmap()
> > call, so it should not require additional capabilities to bpf* calls.
> > eBPF file descriptors can be passed to QEMU from parent process or by unix
> > socket with sendfd() qmp command.
> >
> > Overall, the basic scenario of using the helper looks like this:
> >  * Libvirt checks for ebpf_fds property.
> >  * Libvirt requests eBPF blob through QMP.
> >  * Libvirt loads blob for virtio-net.
> >  * Libvirt launches the QEMU with eBPF fds passed.
> >
> > Andrew Melnychenko (4):
> >   ebpf: Added eBPF initialization by fds and map update.
> >   virtio-net: Added property to load eBPF RSS with fds.
> >   ebpf: Added declaration/initialization routines.
> >   qmp: Added new command to retrieve eBPF blob.
> >
> >  ebpf/ebpf.c|  48 +
> >  ebpf/ebpf.h|  25 +++
> >  ebpf/ebpf_rss-stub.c   |   6 ++
> >  ebpf/ebpf_rss.c| 124 +++--
> >  ebpf/ebpf_rss.h|  10 +++
> >  ebpf/meson.build   |   1 +
> >  hw/net/virtio-net.c|  77 ++--
> >  include/hw/virtio/virtio-net.h |   1 +
> >  monitor/qmp-cmds.c |  17 +
> >  qapi/misc.json |  25 +++
> >  10 files changed, 307 insertions(+), 27 deletions(-)
> >  create mode 100644 ebpf/ebpf.c
> >  create mode 100644 ebpf/ebpf.h
> >
> > --
> > 2.39.1
> >
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Re: [RFC PATCH 0/4] eBPF RSS through QMP support.

2023-03-29 Thread Xuan Zhuo
Is this a patch-set of QEMU? If yes, why are the email lists all kernel mail
list without QEMU mail list?

Thanks.

On Wed, 29 Mar 2023 13:45:41 +0300, Andrew Melnychenko  
wrote:
> This series of patches provides the ability to retrieve eBPF program
> through qmp, so management application may load bpf blob with proper 
> capabilities.
> Now, virtio-net devices can accept eBPF programs and maps through properties
> as external file descriptors. Access to the eBPF map is direct through mmap()
> call, so it should not require additional capabilities to bpf* calls.
> eBPF file descriptors can be passed to QEMU from parent process or by unix
> socket with sendfd() qmp command.
>
> Overall, the basic scenario of using the helper looks like this:
>  * Libvirt checks for ebpf_fds property.
>  * Libvirt requests eBPF blob through QMP.
>  * Libvirt loads blob for virtio-net.
>  * Libvirt launches the QEMU with eBPF fds passed.
>
> Andrew Melnychenko (4):
>   ebpf: Added eBPF initialization by fds and map update.
>   virtio-net: Added property to load eBPF RSS with fds.
>   ebpf: Added declaration/initialization routines.
>   qmp: Added new command to retrieve eBPF blob.
>
>  ebpf/ebpf.c|  48 +
>  ebpf/ebpf.h|  25 +++
>  ebpf/ebpf_rss-stub.c   |   6 ++
>  ebpf/ebpf_rss.c| 124 +++--
>  ebpf/ebpf_rss.h|  10 +++
>  ebpf/meson.build   |   1 +
>  hw/net/virtio-net.c|  77 ++--
>  include/hw/virtio/virtio-net.h |   1 +
>  monitor/qmp-cmds.c |  17 +
>  qapi/misc.json |  25 +++
>  10 files changed, 307 insertions(+), 27 deletions(-)
>  create mode 100644 ebpf/ebpf.c
>  create mode 100644 ebpf/ebpf.h
>
> --
> 2.39.1
>
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