Re: [PATCH] powerpc/perf: Use strstarts() to simplify is_thread_imc_pmu()
From: Athira Rajeev
Date: Thu Jul 23 2026 - 23:53:10 EST
> On 4 Jul 2026, at 5:43 PM, Thorsten Blum <thorsten.blum@xxxxxxxxx> wrote:
>
> Replace the open-coded implementation with strstarts() to simplify
> is_thread_imc_pmu().
>
> Signed-off-by: Thorsten Blum <thorsten.blum@xxxxxxxxx>
> ---
> arch/powerpc/perf/imc-pmu.c | 5 +----
> 1 file changed, 1 insertion(+), 4 deletions(-)
>
> diff --git a/arch/powerpc/perf/imc-pmu.c b/arch/powerpc/perf/imc-pmu.c
> index e3822f36c419..1d2db6d3e226 100644
> --- a/arch/powerpc/perf/imc-pmu.c
> +++ b/arch/powerpc/perf/imc-pmu.c
> @@ -1023,10 +1023,7 @@ static int thread_imc_event_init(struct perf_event *event)
>
> static bool is_thread_imc_pmu(struct perf_event *event)
> {
> - if (!strncmp(event->pmu->name, "thread_imc", strlen("thread_imc")))
> - return true;
> -
> - return false;
> + return strstarts(event->pmu->name, "thread_imc");
> }
>
Reviewed-by: Athira Rajeev <atrajeev@xxxxxxxxxxxxx>
Thanks
Athira
> static __be64 *get_event_base_addr(struct perf_event *event)
>
>