diff options
| author | Yafang Shao <[email protected]> | 2023-07-09 02:56:23 +0000 |
|---|---|---|
| committer | Alexei Starovoitov <[email protected]> | 2023-07-11 20:07:50 -0700 |
| commit | edd7f49bb884139af9069dcf59d9f89f1f4ddf3f (patch) | |
| tree | 6d9051a507c9565363d59b1ffdc0a20b9bf1a755 /drivers/fpga/fpga-mgr.c | |
| parent | dc6519445b33bcd9c0ce69c914979a3c0c6e80ce (diff) | |
bpftool: Show kprobe_multi link info
Show the already expose kprobe_multi link info in bpftool. The result as
follows,
$ tools/bpf/bpftool/bpftool link show
91: kprobe_multi prog 244
kprobe.multi func_cnt 7
addr func [module]
ffffffff98c44f20 schedule_timeout_interruptible
ffffffff98c44f60 schedule_timeout_killable
ffffffff98c44fa0 schedule_timeout_uninterruptible
ffffffff98c44fe0 schedule_timeout_idle
ffffffffc075b8d0 xfs_trans_get_efd [xfs]
ffffffffc0768a10 xfs_trans_get_buf_map [xfs]
ffffffffc076c320 xfs_trans_get_dqtrx [xfs]
pids kprobe_multi(188367)
92: kprobe_multi prog 244
kretprobe.multi func_cnt 7
addr func [module]
ffffffff98c44f20 schedule_timeout_interruptible
ffffffff98c44f60 schedule_timeout_killable
ffffffff98c44fa0 schedule_timeout_uninterruptible
ffffffff98c44fe0 schedule_timeout_idle
ffffffffc075b8d0 xfs_trans_get_efd [xfs]
ffffffffc0768a10 xfs_trans_get_buf_map [xfs]
ffffffffc076c320 xfs_trans_get_dqtrx [xfs]
pids kprobe_multi(188367)
$ tools/bpf/bpftool/bpftool link show -j
[{"id":91,"type":"kprobe_multi","prog_id":244,"retprobe":false,"func_cnt":7,"funcs":[{"addr":18446744071977586464,"func":"schedule_timeout_interruptible","module":null},{"addr":18446744071977586528,"func":"schedule_timeout_killable","module":null},{"addr":18446744071977586592,"func":"schedule_timeout_uninterruptible","module":null},{"addr":18446744071977586656,"func":"schedule_timeout_idle","module":null},{"addr":18446744072643524816,"func":"xfs_trans_get_efd","module":"xfs"},{"addr":18446744072643578384,"func":"xfs_trans_get_buf_map","module":"xfs"},{"addr":18446744072643592992,"func":"xfs_trans_get_dqtrx","module":"xfs"}],"pids":[{"pid":188367,"comm":"kprobe_multi"}]},{"id":92,"type":"kprobe_multi","prog_id":244,"retprobe":true,"func_cnt":7,"funcs":[{"addr":18446744071977586464,"func":"schedule_timeout_interruptible","module":null},{"addr":18446744071977586528,"func":"schedule_timeout_killable","module":null},{"addr":18446744071977586592,"func":"schedule_timeout_uninterruptible","module":null},{"addr":18446744071977586656,"func":"schedule_timeout_idle","module":null},{"addr":18446744072643524816,"func":"xfs_trans_get_efd","module":"xfs"},{"addr":18446744072643578384,"func":"xfs_trans_get_buf_map","module":"xfs"},{"addr":18446744072643592992,"func":"xfs_trans_get_dqtrx","module":"xfs"}],"pids":[{"pid":188367,"comm":"kprobe_multi"}]}]
When kptr_restrict is 2, the result is,
$ tools/bpf/bpftool/bpftool link show
91: kprobe_multi prog 244
kprobe.multi func_cnt 7
92: kprobe_multi prog 244
kretprobe.multi func_cnt 7
Signed-off-by: Yafang Shao <[email protected]>
Reviewed-by: Quentin Monnet <[email protected]>
Acked-by: Jiri Olsa <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Alexei Starovoitov <[email protected]>
Diffstat (limited to 'drivers/fpga/fpga-mgr.c')
0 files changed, 0 insertions, 0 deletions