diff options
| author | Kumar Kartikeya Dwivedi <memxor@gmail.com> | 2022-11-04 00:39:51 +0530 |
|---|---|---|
| committer | Alexei Starovoitov <ast@kernel.org> | 2022-11-03 19:31:17 -0700 |
| commit | 23da464dd6b8935b66f4ee306ad8947fd32ccd75 (patch) | |
| tree | c6374961daa5a9d76af819da69d114d628ca30ee /tools/testing/selftests/bpf/prog_tests/tracing_struct.c | |
| parent | 9805af8d8a5b17f9ea0a16f636f3440b970049f3 (diff) | |
bpf: Allow specifying volatile type modifier for kptrs
This is useful in particular to mark the pointer as volatile, so that
compiler treats each load and store to the field as a volatile access.
The alternative is having to define and use READ_ONCE and WRITE_ONCE in
the BPF program.
Signed-off-by: Kumar Kartikeya Dwivedi <memxor@gmail.com>
Acked-by: David Vernet <void@manifault.com>
Link: https://lore.kernel.org/r/20221103191013.1236066-3-memxor@gmail.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'tools/testing/selftests/bpf/prog_tests/tracing_struct.c')
0 files changed, 0 insertions, 0 deletions