[PATCH bpf-next v2 00/28] Introduce eBPF support for HID devices · Benjamin Tissoires <hidden> · 2022-03-04
[PATCH bpf-next v2 01/28] bpf: add new is_sys_admin_prog_type() helper · Benjamin Tissoires <hidden> · 2022-03-04
Re: [PATCH bpf-next v2 01/28] bpf: add new is_sys_admin_prog_type() helper · Song Liu <song@kernel.org> · 2022-03-04
Re: [PATCH bpf-next v2 01/28] bpf: add new is_sys_admin_prog_type() helper · Benjamin Tissoires <hidden> · 2022-03-05
Re: [PATCH bpf-next v2 01/28] bpf: add new is_sys_admin_prog_type() helper · Sean Young <sean@mess.org> · 2022-03-05
Re: [PATCH bpf-next v2 01/28] bpf: add new is_sys_admin_prog_type() helper · Song Liu <song@kernel.org> · 2022-03-07
Re: [PATCH bpf-next v2 01/28] bpf: add new is_sys_admin_prog_type() helper · Song Liu <song@kernel.org> · 2022-03-07
Re: [PATCH bpf-next v2 01/28] bpf: add new is_sys_admin_prog_type() helper · Sean Young <sean@mess.org> · 2022-03-09
[PATCH bpf-next v2 02/28] bpf: introduce hid program type · Benjamin Tissoires <hidden> · 2022-03-04
Re: [PATCH bpf-next v2 02/28] bpf: introduce hid program type · Greg KH <gregkh@linuxfoundation.org> · 2022-03-04
Re: [PATCH bpf-next v2 02/28] bpf: introduce hid program type · Benjamin Tissoires <hidden> · 2022-03-07
Re: [PATCH bpf-next v2 02/28] bpf: introduce hid program type · Song Liu <song@kernel.org> · 2022-03-05
Re: [PATCH bpf-next v2 02/28] bpf: introduce hid program type · Benjamin Tissoires <hidden> · 2022-03-07
Re: [PATCH bpf-next v2 02/28] bpf: introduce hid program type · Song Liu <song@kernel.org> · 2022-03-08
Re: [PATCH bpf-next v2 02/28] bpf: introduce hid program type · Benjamin Tissoires <hidden> · 2022-03-08
Re: [PATCH bpf-next v2 02/28] bpf: introduce hid program type · Benjamin Tissoires <hidden> · 2022-03-11
Re: [PATCH bpf-next v2 02/28] bpf: introduce hid program type · Song Liu <song@kernel.org> · 2022-03-05
[PATCH bpf-next v2 03/28] HID: hook up with bpf · Benjamin Tissoires <hidden> · 2022-03-04
Re: [PATCH bpf-next v2 03/28] HID: hook up with bpf · Greg KH <gregkh@linuxfoundation.org> · 2022-03-04
Re: [PATCH bpf-next v2 03/28] HID: hook up with bpf · Song Liu <song@kernel.org> · 2022-03-05
Re: [PATCH bpf-next v2 03/28] HID: hook up with bpf · Tero Kristo <hidden> · 2022-03-15
[PATCH bpf-next v2 04/28] libbpf: add HID program type and API · Benjamin Tissoires <hidden> · 2022-03-04
Re: [PATCH bpf-next v2 04/28] libbpf: add HID program type and API · Song Liu <song@kernel.org> · 2022-03-05
Re: [PATCH bpf-next v2 04/28] libbpf: add HID program type and API · Andrii Nakryiko <hidden> · 2022-03-08
Re: [PATCH bpf-next v2 04/28] libbpf: add HID program type and API · Song Liu <hidden> · 2022-03-08
Re: [PATCH bpf-next v2 04/28] libbpf: add HID program type and API · Andrii Nakryiko <hidden> · 2022-03-08
[PATCH bpf-next v2 05/28] selftests/bpf: add tests for the HID-bpf initial implementation · Benjamin Tissoires <hidden> · 2022-03-04
Re: [PATCH bpf-next v2 05/28] selftests/bpf: add tests for the HID-bpf initial implementation · Song Liu <song@kernel.org> · 2022-03-05
Re: [PATCH bpf-next v2 05/28] selftests/bpf: add tests for the HID-bpf initial implementation · Benjamin Tissoires <hidden> · 2022-03-05
[PATCH bpf-next v2 06/28] samples/bpf: add new hid_mouse example · Benjamin Tissoires <hidden> · 2022-03-04
Re: [PATCH bpf-next v2 06/28] samples/bpf: add new hid_mouse example · Greg KH <gregkh@linuxfoundation.org> · 2022-03-04
[PATCH bpf-next v2 07/28] bpf/hid: add a new attach type to change the report descriptor · Benjamin Tissoires <hidden> · 2022-03-04
Re: [PATCH bpf-next v2 07/28] bpf/hid: add a new attach type to change the report descriptor · Greg KH <gregkh@linuxfoundation.org> · 2022-03-04
[PATCH bpf-next v2 08/28] HID: allow to change the report descriptor from an eBPF program · Benjamin Tissoires <hidden> · 2022-03-04
Re: [PATCH bpf-next v2 08/28] HID: allow to change the report descriptor from an eBPF program · Greg KH <gregkh@linuxfoundation.org> · 2022-03-04
[PATCH bpf-next v2 09/28] libbpf: add new attach type BPF_HID_RDESC_FIXUP · Benjamin Tissoires <hidden> · 2022-03-04
[PATCH bpf-next v2 10/28] selftests/bpf: add report descriptor fixup tests · Benjamin Tissoires <hidden> · 2022-03-04
Re: [PATCH bpf-next v2 10/28] selftests/bpf: add report descriptor fixup tests · Greg KH <gregkh@linuxfoundation.org> · 2022-03-04
[PATCH bpf-next v2 11/28] samples/bpf: add a report descriptor fixup · Benjamin Tissoires <hidden> · 2022-03-04
Re: [PATCH bpf-next v2 11/28] samples/bpf: add a report descriptor fixup · Greg KH <gregkh@linuxfoundation.org> · 2022-03-04
[PATCH bpf-next v2 14/28] selftests/bpf: add tests for hid_{get|set}_data helpers · Benjamin Tissoires <hidden> · 2022-03-04
Re: [PATCH bpf-next v2 14/28] selftests/bpf: add tests for hid_{get|set}_data helpers · Tero Kristo <hidden> · 2022-03-15
Re: [PATCH bpf-next v2 14/28] selftests/bpf: add tests for hid_{get|set}_data helpers · Benjamin Tissoires <hidden> · 2022-03-15
[PATCH bpf-next v2 13/28] HID: bpf: implement hid_bpf_get|set_data · Benjamin Tissoires <hidden> · 2022-03-04
Re: [PATCH bpf-next v2 13/28] HID: bpf: implement hid_bpf_get|set_data · Greg KH <gregkh@linuxfoundation.org> · 2022-03-04
[PATCH bpf-next v2 12/28] bpf/hid: add hid_{get|set}_data helpers · Benjamin Tissoires <hidden> · 2022-03-04
Re: [PATCH bpf-next v2 12/28] bpf/hid: add hid_{get|set}_data helpers · Greg KH <gregkh@linuxfoundation.org> · 2022-03-04
Re: [PATCH bpf-next v2 12/28] bpf/hid: add hid_{get|set}_data helpers · Greg KH <gregkh@linuxfoundation.org> · 2022-03-04
Re: [PATCH bpf-next v2 12/28] bpf/hid: add hid_{get|set}_data helpers · Benjamin Tissoires <hidden> · 2022-03-05
Re: [PATCH bpf-next v2 12/28] bpf/hid: add hid_{get|set}_data helpers · Greg KH <gregkh@linuxfoundation.org> · 2022-03-05
Re: [PATCH bpf-next v2 12/28] bpf/hid: add hid_{get|set}_data helpers · Song Liu <song@kernel.org> · 2022-03-11
Re: [PATCH bpf-next v2 12/28] bpf/hid: add hid_{get|set}_data helpers · Benjamin Tissoires <hidden> · 2022-03-11
[PATCH bpf-next v2 15/28] bpf/hid: add new BPF type to trigger commands from userspace · Benjamin Tissoires <hidden> · 2022-03-04
Re: [PATCH bpf-next v2 15/28] bpf/hid: add new BPF type to trigger commands from userspace · Song Liu <song@kernel.org> · 2022-03-11
[PATCH bpf-next v2 16/28] libbpf: add new attach type BPF_HID_USER_EVENT · Benjamin Tissoires <hidden> · 2022-03-04
[PATCH bpf-next v2 17/28] selftests/bpf: add test for user call of HID bpf programs · Benjamin Tissoires <hidden> · 2022-03-04
[PATCH bpf-next v2 18/28] selftests/bpf: hid: rely on uhid event to know if a test device is ready · Benjamin Tissoires <hidden> · 2022-03-04
[PATCH bpf-next v2 19/28] bpf/hid: add bpf_hid_raw_request helper function · Benjamin Tissoires <hidden> · 2022-03-04
Re: [PATCH bpf-next v2 19/28] bpf/hid: add bpf_hid_raw_request helper function · Song Liu <song@kernel.org> · 2022-03-11
[PATCH bpf-next v2 20/28] HID: add implementation of bpf_hid_raw_request · Benjamin Tissoires <hidden> · 2022-03-04
[PATCH bpf-next v2 21/28] selftests/bpf: add tests for bpf_hid_hw_request · Benjamin Tissoires <hidden> · 2022-03-04
[PATCH bpf-next v2 22/28] bpf/verifier: prevent non GPL programs to be loaded against HID · Benjamin Tissoires <hidden> · 2022-03-04
[PATCH bpf-next v2 24/28] HID: bpf: only call hid_bpf_raw_event() if a ctx is available · Benjamin Tissoires <hidden> · 2022-03-04
[PATCH bpf-next v2 23/28] HID: bpf: compute only the required buffer size for the device · Benjamin Tissoires <hidden> · 2022-03-04
[PATCH bpf-next v2 25/28] bpf/hid: Add a flag to add the program at the beginning of the list · Benjamin Tissoires <hidden> · 2022-03-04
[PATCH bpf-next v2 26/28] libbpf: add handling for BPF_F_INSERT_HEAD in HID programs · Benjamin Tissoires <hidden> · 2022-03-04
[PATCH bpf-next v2 28/28] samples/bpf: fix bpf_program__attach_hid() api change · Benjamin Tissoires <hidden> · 2022-03-04
[PATCH bpf-next v2 27/28] selftests/bpf: Add a test for BPF_F_INSERT_HEAD · Benjamin Tissoires <hidden> · 2022-03-04
Re: [PATCH bpf-next v2 00/28] Introduce eBPF support for HID devices · Song Liu <song@kernel.org> · 2022-03-05
Re: [PATCH bpf-next v2 00/28] Introduce eBPF support for HID devices · Benjamin Tissoires <hidden> · 2022-03-05
Re: [PATCH bpf-next v2 00/28] Introduce eBPF support for HID devices · Song Liu <song@kernel.org> · 2022-03-07
Re: [PATCH bpf-next v2 00/28] Introduce eBPF support for HID devices · Benjamin Tissoires <hidden> · 2022-03-08
Re: [PATCH bpf-next v2 00/28] Introduce eBPF support for HID devices · Tero Kristo <hidden> · 2022-03-15

Re: [PATCH bpf-next v2 08/28] HID: allow to change the report descriptor from an eBPF program

From: Greg KH <gregkh@linuxfoundation.org>
Date: 2022-03-04 18:33:44
Also in: bpf, linux-kselftest, lkml, netdev

On Fri, Mar 04, 2022 at 06:28:32PM +0100, Benjamin Tissoires wrote:

Make use of BPF_HID_ATTACH_RDESC_FIXUP so we can trigger an rdesc fixup
in the bpf world.

Whenever the program gets attached/detached, the device is reconnected
meaning that userspace will see it disappearing and reappearing with
the new report descriptor.

Signed-off-by: Benjamin Tissoires <redacted>


Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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