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Subject: Re: [PATCH 0/8] Add hardware prefetch control driver for arm64 and
 x86
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To:     Kohei Tarumizu <tarumizu.kohei@fujitsu.com>,
        catalin.marinas@arm.com, will@kernel.org, tglx@linutronix.de,
        mingo@redhat.com, bp@alien8.de, dave.hansen@linux.intel.com,
        x86@kernel.org, hpa@zytor.com,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org
References: <20220125071414.811344-1-tarumizu.kohei@fujitsu.com>
From:   Dave Hansen <dave.hansen@intel.com>
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On 1/24/22 23:14, Kohei Tarumizu wrote:
> # cat /sys/devices/system/cpu/cpu1/cache/index2/prefetch_control
> 
> hardware_prefetcher_enable=enable
> adjacent_cache_line_prefetcher_enable=disable

Doesn't this break the one-value-per-file sysfs rules?