On Wed, 8 Mar 2017 22:34:14 +0530 "Naveen N. Rao" <naveen.n....@linux.vnet.ibm.com> wrote:
> Update kprobe tracer documentation to also mention that > NOKPROBE_SYMBOL() and nokprobe_inline add symbols to the kprobes > blacklist. Thanks for update! Acked-by: Masami Hiramatsu <mhira...@kernel.org> > > Signed-off-by: Naveen N. Rao <naveen.n....@linux.vnet.ibm.com> > --- > Documentation/trace/kprobetrace.txt | 5 +++-- > 1 file changed, 3 insertions(+), 2 deletions(-) > > diff --git a/Documentation/trace/kprobetrace.txt > b/Documentation/trace/kprobetrace.txt > index 41ef9d8efe95..5ea85059db3b 100644 > --- a/Documentation/trace/kprobetrace.txt > +++ b/Documentation/trace/kprobetrace.txt > @@ -8,8 +8,9 @@ Overview > -------- > These events are similar to tracepoint based events. Instead of Tracepoint, > this is based on kprobes (kprobe and kretprobe). So it can probe wherever > -kprobes can probe (this means, all functions body except for __kprobes > -functions). Unlike the Tracepoint based event, this can be added and removed > +kprobes can probe (this means, all functions except those with > +__kprobes/nokprobe_inline annotation and those marked NOKPROBE_SYMBOL). > +Unlike the Tracepoint based event, this can be added and removed > dynamically, on the fly. > > To enable this feature, build your kernel with CONFIG_KPROBE_EVENTS=y. > -- > 2.11.1 > -- Masami Hiramatsu <mhira...@kernel.org>
