Messages in this thread | | | Date | Wed, 25 Mar 2020 11:21:52 +0100 (CET) | From | Miroslav Benes <> | Subject | Re: [PATCH v3 12/26] objtool: Resize insn_hash |
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On Tue, 24 Mar 2020, Peter Zijlstra wrote:
> Perf shows we're spending a lot of time in find_insn() and the > statistics show we have around 3.2 million instruction. Increase the > hash table size to reduce the bucket load from around 50 to 3. > > This shaves about 2s off of objtool on vmlinux.o runtime, down to 16s. > > Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> > Acked-by: Josh Poimboeuf <jpoimboe@redhat.com>
Reviewed-by: Miroslav Benes <mbenes@suse.cz>
M
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