On Tue, 29 Jul 2025 12:18:17 -0400 Steven Rostedt <rost...@kernel.org> wrote:
> From: Steven Rostedt <rost...@goodmis.org> > > Eprobes were added in 5.15 and were selected whenever any of the other > probe events were selected. If kprobe events were enabled (which it is by > default if kprobes are enabled) it would enable eprobe events as well. The > same for uprobes and fprobes. > > Have eprobes have its own config and it gets enabled by default if tracing > is enabled. > > Link: > https://lore.kernel.org/all/20250729102636.b7cce553e7cc263722b12...@kernel.org/ > Looks good to me. Acked-by: Masami Hiramatsu (Google) <mhira...@kernel.org> BTW, is it a bugfix or improvement? Thanks, > Suggested-by: Masami Hiramatsu (Google) <mhira...@kernel.org> > Signed-off-by: Steven Rostedt (Google) <rost...@goodmis.org> > --- > kernel/trace/Kconfig | 13 +++++++++++++ > kernel/trace/Makefile | 2 +- > 2 files changed, 14 insertions(+), 1 deletion(-) > > diff --git a/kernel/trace/Kconfig b/kernel/trace/Kconfig > index 93e8e7fc11c0..b951c027fffb 100644 > --- a/kernel/trace/Kconfig > +++ b/kernel/trace/Kconfig > @@ -792,6 +792,19 @@ config UPROBE_EVENTS > This option is required if you plan to use perf-probe subcommand > of perf tools on user space applications. > > +config EPROBE_EVENTS > + bool "Enable event-based dynamic events" > + depends on TRACING > + select PROBE_EVENTS > + select DYNAMIC_EVENTS > + default y > + help > + Eprobes are dynamic events that can be placed on other existing > + events. It can be used to limit what fields are recorded in > + an event or even dereference a field of an event. It can > + convert the type of an event field. For example, turn an > + address into a string. > + > config BPF_EVENTS > depends on BPF_SYSCALL > depends on (KPROBE_EVENTS || UPROBE_EVENTS) && PERF_EVENTS > diff --git a/kernel/trace/Makefile b/kernel/trace/Makefile > index 057cd975d014..dcb4e02afc5f 100644 > --- a/kernel/trace/Makefile > +++ b/kernel/trace/Makefile > @@ -82,7 +82,7 @@ obj-$(CONFIG_EVENT_TRACING) += trace_event_perf.o > endif > obj-$(CONFIG_EVENT_TRACING) += trace_events_filter.o > obj-$(CONFIG_EVENT_TRACING) += trace_events_trigger.o > -obj-$(CONFIG_PROBE_EVENTS) += trace_eprobe.o > +obj-$(CONFIG_EPROBE_EVENTS) += trace_eprobe.o > obj-$(CONFIG_TRACE_EVENT_INJECT) += trace_events_inject.o > obj-$(CONFIG_SYNTH_EVENTS) += trace_events_synth.o > obj-$(CONFIG_HIST_TRIGGERS) += trace_events_hist.o > -- > 2.47.2 > > -- Masami Hiramatsu (Google) <mhira...@kernel.org>
