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| author | Wolfram Sang <wsa@kernel.org> | 2022-09-16 22:42:18 +0300 |
|---|---|---|
| committer | Wolfram Sang <wsa@kernel.org> | 2022-09-16 22:42:18 +0300 |
| commit | d819524d3144f4703f45f473fdc85ad7579ae94c (patch) | |
| tree | 9bcb29b9b1a24ecf5a1a367c1af7d9be138ba041 /arch/arm64/kernel/cpufeature.c | |
| parent | 859d64685d6c868db62b86064769b053db8bf834 (diff) | |
| parent | 80e78fcce86de0288793a0ef0f6acf37656ee4cf (diff) | |
| download | linux-d819524d3144f4703f45f473fdc85ad7579ae94c.tar.xz | |
Merge tag 'v6.0-rc5' into i2c/for-mergewindow
Linux 6.0-rc5
Diffstat (limited to 'arch/arm64/kernel/cpufeature.c')
| -rw-r--r-- | arch/arm64/kernel/cpufeature.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/arm64/kernel/cpufeature.c b/arch/arm64/kernel/cpufeature.c index 907401e4fffb..af4de817d712 100644 --- a/arch/arm64/kernel/cpufeature.c +++ b/arch/arm64/kernel/cpufeature.c @@ -1870,7 +1870,10 @@ static void cpu_amu_enable(struct arm64_cpu_capabilities const *cap) pr_info("detected CPU%d: Activity Monitors Unit (AMU)\n", smp_processor_id()); cpumask_set_cpu(smp_processor_id(), &amu_cpus); - update_freq_counters_refs(); + + /* 0 reference values signal broken/disabled counters */ + if (!this_cpu_has_cap(ARM64_WORKAROUND_2457168)) + update_freq_counters_refs(); } } |