On Fri, Mar 04, 2022 at 06:28:30PM +0100, Benjamin Tissoires wrote:
Everything should be available in the selftest part of the tree, but providing an example without uhid and hidraw will be more easy to follow for users.
Signed-off-by: Benjamin Tissoires benjamin.tissoires@redhat.com
changes in v2:
- split the series by bpf/libbpf/hid/selftests and samples
samples/bpf/.gitignore | 1 + samples/bpf/Makefile | 4 ++ samples/bpf/hid_mouse_kern.c | 66 ++++++++++++++++++ samples/bpf/hid_mouse_user.c | 129 +++++++++++++++++++++++++++++++++++ 4 files changed, 200 insertions(+) create mode 100644 samples/bpf/hid_mouse_kern.c create mode 100644 samples/bpf/hid_mouse_user.c
diff --git a/samples/bpf/.gitignore b/samples/bpf/.gitignore index 0e7bfdbff80a..65440bd618b2 100644 --- a/samples/bpf/.gitignore +++ b/samples/bpf/.gitignore @@ -2,6 +2,7 @@ cpustat fds_example hbm +hid_mouse ibumad lathist lwt_len_hist diff --git a/samples/bpf/Makefile b/samples/bpf/Makefile index 38638845db9d..84ef458487df 100644 --- a/samples/bpf/Makefile +++ b/samples/bpf/Makefile @@ -60,6 +60,8 @@ tprogs-y += xdp_redirect_map tprogs-y += xdp_redirect tprogs-y += xdp_monitor +tprogs-y += hid_mouse
# Libbpf dependencies LIBBPF_SRC = $(TOOLS_PATH)/lib/bpf LIBBPF_OUTPUT = $(abspath $(BPF_SAMPLES_PATH))/libbpf @@ -124,6 +126,7 @@ xdp_redirect_cpu-objs := xdp_redirect_cpu_user.o $(XDP_SAMPLE) xdp_redirect_map-objs := xdp_redirect_map_user.o $(XDP_SAMPLE) xdp_redirect-objs := xdp_redirect_user.o $(XDP_SAMPLE) xdp_monitor-objs := xdp_monitor_user.o $(XDP_SAMPLE) +hid_mouse-objs := hid_mouse_user.o # Tell kbuild to always build the programs always-y := $(tprogs-y) @@ -181,6 +184,7 @@ always-y += ibumad_kern.o always-y += hbm_out_kern.o always-y += hbm_edt_kern.o always-y += xdpsock_kern.o +always-y += hid_mouse_kern.o ifeq ($(ARCH), arm) # Strip all except -D__LINUX_ARM_ARCH__ option needed to handle linux diff --git a/samples/bpf/hid_mouse_kern.c b/samples/bpf/hid_mouse_kern.c new file mode 100644 index 000000000000..c24a12e06b40 --- /dev/null +++ b/samples/bpf/hid_mouse_kern.c @@ -0,0 +1,66 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* Copyright (c) 2021 Benjamin Tissoires
It's 2022 now :(
Other than that, looks nice and simple, good work!
Reviewed-by: Greg Kroah-Hartman gregkh@linuxfoundation.org