[PATCH bpf-next v2] docs/bpf: Add missing BPF k/uprobe program types to docs

Donald Hunter
2025-10-29T18:09:44Z

Update the table of program types in the libbpf docs with the missing
k/uprobe multi and session program types.

Signed-off-by: Donald Hunter <donald.hunter@gmail.com>

---
Changes in v2:
- Document the correct attach types for kprobe.session, uprobe.multi and
uprobe.session, thanks Jiri Olsa
---
Documentation/bpf/libbpf/program_types.rst | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)

diff --git a/Documentation/bpf/libbpf/program_types.rst b/Documentation/bpf/libbpf/program_types.rst
index 218b020a2f81..3b837522834b 100644
--- a/Documentation/bpf/libbpf/program_types.rst
+++ b/Documentation/bpf/libbpf/program_types.rst
@@ -100,10 +100,26 @@ described in more detail in the footnotes.
| | | ``uretprobe.s+`` [#uprobe]_ | Yes |
+ + +----------------------------------+-----------+
| | | ``usdt+`` [#usdt]_ | |
++ + +----------------------------------+-----------+
+| | | ``usdt.s+`` [#usdt]_ | Yes |
+ +----------------------------------------+----------------------------------+-----------+
| | ``BPF_TRACE_KPROBE_MULTI`` | ``kprobe.multi+`` [#kpmulti]_ | |
+ + +----------------------------------+-----------+
| | | ``kretprobe.multi+`` [#kpmulti]_ | |
++ +----------------------------------------+----------------------------------+-----------+
+| | ``BPF_TRACE_KPROBE_SESSION`` | ``kprobe.session+`` [#kpmulti]_ | |
++ +----------------------------------------+----------------------------------+-----------+
+| | ``BPF_TRACE_UPROBE_MULTI`` | ``uprobe.multi+`` [#upmul]_ | |
++ + +----------------------------------+-----------+
+| | | ``uprobe.multi.s+`` [#upmul]_ | Yes |
++ + +----------------------------------+-----------+
+| | | ``uretprobe.multi+`` [#upmul]_ | |
++ + +----------------------------------+-----------+
+| | | ``uretprobe.multi.s+`` [#upmul]_ | Yes |
++ +----------------------------------------+----------------------------------+-----------+
+| | ``BPF_TRACE_UPROBE_SESSION`` | ``uprobe.session+`` [#upmul]_ | |
++ + +----------------------------------+-----------+
+| | | ``uprobe.session.s+`` [#upmul]_ | Yes |
+-------------------------------------------+----------------------------------------+----------------------------------+-----------+
| ``BPF_PROG_TYPE_LIRC_MODE2`` | ``BPF_LIRC_MODE2`` | ``lirc_mode2`` | |
+-------------------------------------------+----------------------------------------+----------------------------------+-----------+
@@ -219,6 +235,8 @@ described in more detail in the footnotes.
non-negative integer.
.. [#ksyscall] The ``ksyscall`` attach format is ``ksyscall/<syscall>``.
.. [#uprobe] The ``uprobe`` attach format is ``uprobe[.s]/<path>:<function>[+<offset>]``.
+.. [#upmul] The ``uprobe.multi`` attach format is ``uprobe.multi[.s]/<path>:<function-pattern>``
+ where ``function-pattern`` supports ``*`` and ``?`` wildcards.
.. [#usdt] The ``usdt`` attach format is ``usdt/<path>:<provider>:<name>``.
.. [#kpmulti] The ``kprobe.multi`` attach format is ``kprobe.multi/<pattern>`` where ``pattern``
supports ``*`` and ``?`` wildcards. Valid characters for pattern are
--
2.51.1