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| author | Lifeng Zheng <zhenglifeng1@huawei.com> | 2025-11-19 11:13:54 +0300 |
|---|---|---|
| committer | Will Deacon <will@kernel.org> | 2026-01-06 00:11:48 +0300 |
| commit | af15bc259e260cbe5221c220d56a716b6facf155 (patch) | |
| tree | f9baef956e64dcb39ff337fd87a4e7bfc4f3f626 | |
| parent | 8f0b4cce4481fb22653697cced8d0d04027cb1e8 (diff) | |
| download | linux-af15bc259e260cbe5221c220d56a716b6facf155.tar.xz | |
arm64: topology: Skip already covered CPUs when setting freq source
The scale freq source of the CPUs in 'amu_fie_cpus' mask are already set to
AMU tick before, so in amu_fie_setup(), only the CPUs in the 'cpus' mask
should be set.
Signed-off-by: Lifeng Zheng <zhenglifeng1@huawei.com>
Reviewed-by: Beata Michalska <beata.michalska@arm.com>
Reviewed-by: Jie Zhan <zhanjie9@hisilicon.com>
Acked-by: Beata Michalska <beata.michalska@arm.com>
Signed-off-by: Will Deacon <will@kernel.org>
| -rw-r--r-- | arch/arm64/kernel/topology.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm64/kernel/topology.c b/arch/arm64/kernel/topology.c index 5d24dc53799b..cf9bb761af3a 100644 --- a/arch/arm64/kernel/topology.c +++ b/arch/arm64/kernel/topology.c @@ -272,7 +272,7 @@ static void amu_fie_setup(const struct cpumask *cpus) cpumask_or(amu_fie_cpus, amu_fie_cpus, cpus); - topology_set_scale_freq_source(&amu_sfd, amu_fie_cpus); + topology_set_scale_freq_source(&amu_sfd, cpus); pr_debug("CPUs[%*pbl]: counters will be used for FIE.", cpumask_pr_args(cpus)); |