882c680cec
Too many times, people's performance problems have amounted to "somehow your SIMD support isn't working", and determining that at runtime is difficult to describe to people. This adds a /proc/spl/kstat/zfs/simd node, which exposes metadata about which instructions ZFS thinks it can use, on AArch64 and x86_64 Linux, to make investigating things like this much easier. Signed-off-by: Rich Ercolani <rincebrain@gmail.com> |
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