diff options
| author | Dave Airlie <airlied@redhat.com> | 2024-12-19 11:59:43 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2024-12-19 12:00:02 +1000 |
| commit | 38e961097e04e7adfe1d3335e3371e97c1723064 (patch) | |
| tree | 40ffe2d6d45d668ed42fa28c270760f8967fcfba /tools/testing/selftests/bpf/progs/changes_pkt_data.c | |
| parent | 301e2772295e8de0cf8acdd9ddb1824b546375a5 (diff) | |
| parent | 78d4f34e2115b517bcbfe7ec0d018bbbb6f9b0b8 (diff) | |
Merge tag 'v6.13-rc3' into drm-next
Backmerge linux 6.13-rc3 as amd next has some dependencies on fixes in it.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'tools/testing/selftests/bpf/progs/changes_pkt_data.c')
| -rw-r--r-- | tools/testing/selftests/bpf/progs/changes_pkt_data.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/progs/changes_pkt_data.c b/tools/testing/selftests/bpf/progs/changes_pkt_data.c new file mode 100644 index 000000000000..43cada48b28a --- /dev/null +++ b/tools/testing/selftests/bpf/progs/changes_pkt_data.c @@ -0,0 +1,39 @@ +// SPDX-License-Identifier: GPL-2.0 + +#include <linux/bpf.h> +#include <bpf/bpf_helpers.h> + +__noinline +long changes_pkt_data(struct __sk_buff *sk) +{ + return bpf_skb_pull_data(sk, 0); +} + +__noinline __weak +long does_not_change_pkt_data(struct __sk_buff *sk) +{ + return 0; +} + +SEC("?tc") +int main_with_subprogs(struct __sk_buff *sk) +{ + changes_pkt_data(sk); + does_not_change_pkt_data(sk); + return 0; +} + +SEC("?tc") +int main_changes(struct __sk_buff *sk) +{ + bpf_skb_pull_data(sk, 0); + return 0; +} + +SEC("?tc") +int main_does_not_change(struct __sk_buff *sk) +{ + return 0; +} + +char _license[] SEC("license") = "GPL"; |
