Messages in this thread | | | Date | Mon, 30 Aug 2021 20:07:24 +0200 | From | Peter Zijlstra <> | Subject | Re: [PATCH v2 bpf-next 1/3] perf: enable branch record for software events |
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On Mon, Aug 30, 2021 at 05:41:46PM +0000, Song Liu wrote: > DECLARE_STATIC_CALL(perf_snapshot_branch_stack, > int (*)(struct perf_branch_snapshot *));
> Something like > > typedef int (perf_snapshot_branch_stack_t)(struct perf_branch_snapshot *); > DECLARE_STATIC_CALL(perf_snapshot_branch_stack, perf_snapshot_branch_stack_t); > > seems to work fine.
Oh urg, indeed. It wants a function type, not a function pointer type. I've been bitten by that before. Go with the typedef, that's the sanest.
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