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What: /sys/kernel/debug/nx-crypto/*
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Contact: Kent Yoder <key@linux.vnet.ibm.com>
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These debugfs interfaces are built by the nx-crypto driver, built in
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arch/powerpc/crypto/nx.
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- A u32 providing a total count of errors since the driver was loaded. The
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only errors counted here are those returned from the hcall, H_COP_OP.
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- The most recent non-zero return code from the H_COP_OP hcall. -EBUSY is not
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recorded here (the hcall will retry until -EBUSY goes away).
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- The process ID of the process who received the most recent error from the
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- The total number of bytes encrypted using AES in any of the driver's
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- The total number of AES operations submitted to the hardware.
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- The total number of bytes hashed by the hardware using SHA-256.
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- The total number of SHA-256 operations submitted to the hardware.
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- The total number of bytes hashed by the hardware using SHA-512.
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- The total number of SHA-512 operations submitted to the hardware.