Re: [RFC PATCH bpf-next v3 2/2] selftests/livepatch: update test-ftrace.sh for deprecated ftrace_enabled
Miroslav Benes <[email protected]>
| Newsgroups | org.kernel.vger.bpf,org.kernel.vger.linux-trace-kernel,org.kernel.vger.live-patching,org.kernel.vger.stable |
|---|---|
| Message-ID | <178757530845.29054.17849856818444710672.b4-review@b4> |
On Thu, 06 Aug 2026 11:30:00 -0400, Andrey Grodzovsky <[email protected]> wrote: > kernel.ftrace_enabled=0 is now refused on kernels that deprecate the > knob, so the old disable/reload flow no longer applies there. Probe > for this with ftrace_disable_supported() and keep the full original > scenario (disable, fail to load a livepatch, re-enable, load, confirm > disable is refused while loaded) on kernels where it still works; > otherwise just confirm the write is refused. > > [...] Acked-by: Miroslav Benes <[email protected]> -- Miroslav