Re: [PATCH v2 0/4] powerpc: A few misc cpumask changes

From: Yury Norov

Date: Tue Apr 28 2026 - 13:06:40 EST


On Mon, Apr 27, 2026 at 10:17:11AM +0530, Shrikanth Hegde wrote:
> These are some miscellaneous code refactors around using cpumask
> APIs. They are mainly aimed at code simplification.

Reviewed-by: Yury Norov <ynorov@xxxxxxxxx>

> Changes since v1:
> - Dropped the changes done in xive_find_target_in_mask. Those changes are
> done by Yury Norov already.
> - Collected the tags. Thanks to Yury Norov.
> - Added new patch to use cpumask_intersects instead of using
> temp_mask to achieve the same goal.
> - Added new patch to print the warning when target CPU not found
> as discussed in [2]. This patch is kept separate since this adds
> a new warning in case of failure. So one may perceive it as functional
> change.
>
> v1[1]: https://lore.kernel.org/all/20260327063129.127302-1-sshegde@xxxxxxxxxxxxx/
> [2]: https://lore.kernel.org/all/20260319033647.881246-1-ynorov@xxxxxxxxxx/
>
> Based on tip/master at: (dffc5753ba4c "Merge branch into tip/master: 'timers/clocksource'")
>
> Shrikanth Hegde (4):
> powerpc: Use cpumask_next_wrap instead
> powerpc: Simplify cpumask api usage for cpuinfo display
> powerpc/perf: Use cpumask_intersects api for checking disable path
> powerpc/xive: Add warning if target CPU not found
>
> arch/powerpc/kernel/irq.c | 5 +----
> arch/powerpc/kernel/setup-common.c | 7 ++-----
> arch/powerpc/mm/book3s64/hash_utils.c | 4 +---
> arch/powerpc/perf/imc-pmu.c | 6 ++----
> arch/powerpc/sysdev/xive/common.c | 1 +
> 5 files changed, 7 insertions(+), 16 deletions(-)
>
> --
> 2.47.3