Messages in this thread | | | Date | Mon, 9 Sep 2019 08:05:03 +0800 | From | Changbin Du <> | Subject | Re: [PATCH] ftrace: simplify ftrace hash lookup code |
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On Sun, Sep 08, 2019 at 08:05:45PM +0800, Changbin Du wrote: > diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h > index 005f08629b8b..74162bc4024d 100644 > --- a/kernel/trace/trace.h > +++ b/kernel/trace/trace.h > @@ -941,11 +941,6 @@ static inline int ftrace_graph_addr(struct ftrace_graph_ent *trace) > > preempt_disable_notrace(); > > - if (ftrace_hash_empty(ftrace_graph_hash)) { > - ret = 1; > - goto out; > - } > - Sorry, This remove is wrong. Will update change.
> if (ftrace_lookup_ip(ftrace_graph_hash, addr)) { > > /* > @@ -967,7 +962,6 @@ static inline int ftrace_graph_addr(struct ftrace_graph_ent *trace) > ret = 1; > } > > -out: > preempt_enable_notrace(); > return ret; > } > -- > 2.20.1 >
-- Cheers, Changbin Du
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