* [PATCH] powerpc/perf: Use strstarts() to simplify is_thread_imc_pmu()
@ 2026-07-04 12:13 Thorsten Blum
2026-07-24 3:51 ` Athira Rajeev
0 siblings, 1 reply; 2+ messages in thread
From: Thorsten Blum @ 2026-07-04 12:13 UTC (permalink / raw)
To: Madhavan Srinivasan, Michael Ellerman, Nicholas Piggin,
Christophe Leroy (CS GROUP), Kees Cook, Shrikanth Hegde,
Yury Norov
Cc: Thorsten Blum, linuxppc-dev, linux-kernel
Replace the open-coded implementation with strstarts() to simplify
is_thread_imc_pmu().
Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
---
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");
}
static __be64 *get_event_base_addr(struct perf_event *event)
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] powerpc/perf: Use strstarts() to simplify is_thread_imc_pmu()
2026-07-04 12:13 [PATCH] powerpc/perf: Use strstarts() to simplify is_thread_imc_pmu() Thorsten Blum
@ 2026-07-24 3:51 ` Athira Rajeev
0 siblings, 0 replies; 2+ messages in thread
From: Athira Rajeev @ 2026-07-24 3:51 UTC (permalink / raw)
To: Thorsten Blum
Cc: Madhavan Srinivasan, Michael Ellerman, Nicholas Piggin,
Christophe Leroy (CS GROUP), Kees Cook, Shrikanth Hegde,
Yury Norov, linuxppc-dev, linux-kernel
> On 4 Jul 2026, at 5:43 PM, Thorsten Blum <thorsten.blum@linux.dev> wrote:
>
> Replace the open-coded implementation with strstarts() to simplify
> is_thread_imc_pmu().
>
> Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
> ---
> 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@linux.ibm.com>
Thanks
Athira
> static __be64 *get_event_base_addr(struct perf_event *event)
>
>
^ permalink raw reply [flat|nested] 2+ messages in thread
end of thread, other threads:[~2026-07-24 3:52 UTC | newest]
Thread overview: 2+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2026-07-04 12:13 [PATCH] powerpc/perf: Use strstarts() to simplify is_thread_imc_pmu() Thorsten Blum
2026-07-24 3:51 ` Athira Rajeev
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox