Re: [PATCH] ftrace: simplify ftrace hash lookup code

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 >

[PATCH] ftrace: simplify ftrace hash lookup code

Function ftrace_lookup_ip() will check empty hash table. So we don't need extra check outside. Signed-off-by: Changbin Du --- kernel/trace/ftrace.c | 15 --- kernel/trace/trace.h | 6 -- 2 files changed, 4 insertions(+), 17 deletions(-) diff --git a/kernel/trace/ftrace.c