[PATCH v1 3/6] clocksource/drivers/exynos_mct: Set local timer interrupts as percpu

John Stultz jstultz at google.com
Mon Mar 31 16:45:02 PDT 2025


On Mon, Mar 31, 2025 at 4:00 PM 'Will McVicker' via kernel-team
<kernel-team at android.com> wrote:
>
> From: Hosung Kim <hosung0.kim at samsung.com>
>
> The MCT local timers can be used as a per-cpu event timer. To prevent

Can be used, or are used?  If it's an option, is this change important
in both cases?

> the timer interrupts from migrating to other CPUs, set the flag
> IRQF_PERCPU.

Might be work expanding this a bit to clarify why the interrupts
migrating to other cpus is undesired.

> Signed-off-by: Hosung Kim <hosung0.kim at samsung.com>
> [Original commit from https://android.googlesource.com/kernel/gs/+/03267fad19f093bac979ca78309483e9eb3a8d16]
> Signed-off-by: Will McVicker <willmcvicker at google.com>

thanks!
-john



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