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Diffstat (limited to 'Documentation/ABI/testing/debugfs-pfo-nx-crypto')
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diff --git a/Documentation/ABI/testing/debugfs-pfo-nx-crypto b/Documentation/ABI/testing/debugfs-pfo-nx-crypto deleted file mode 100644 index 685d5a44842..00000000000 --- a/Documentation/ABI/testing/debugfs-pfo-nx-crypto +++ /dev/null | |||
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1 | What: /sys/kernel/debug/nx-crypto/* | ||
2 | Date: March 2012 | ||
3 | KernelVersion: 3.4 | ||
4 | Contact: Kent Yoder <key@linux.vnet.ibm.com> | ||
5 | Description: | ||
6 | |||
7 | These debugfs interfaces are built by the nx-crypto driver, built in | ||
8 | arch/powerpc/crypto/nx. | ||
9 | |||
10 | Error Detection | ||
11 | =============== | ||
12 | |||
13 | errors: | ||
14 | - A u32 providing a total count of errors since the driver was loaded. The | ||
15 | only errors counted here are those returned from the hcall, H_COP_OP. | ||
16 | |||
17 | last_error: | ||
18 | - The most recent non-zero return code from the H_COP_OP hcall. -EBUSY is not | ||
19 | recorded here (the hcall will retry until -EBUSY goes away). | ||
20 | |||
21 | last_error_pid: | ||
22 | - The process ID of the process who received the most recent error from the | ||
23 | hcall. | ||
24 | |||
25 | Device Use | ||
26 | ========== | ||
27 | |||
28 | aes_bytes: | ||
29 | - The total number of bytes encrypted using AES in any of the driver's | ||
30 | supported modes. | ||
31 | |||
32 | aes_ops: | ||
33 | - The total number of AES operations submitted to the hardware. | ||
34 | |||
35 | sha256_bytes: | ||
36 | - The total number of bytes hashed by the hardware using SHA-256. | ||
37 | |||
38 | sha256_ops: | ||
39 | - The total number of SHA-256 operations submitted to the hardware. | ||
40 | |||
41 | sha512_bytes: | ||
42 | - The total number of bytes hashed by the hardware using SHA-512. | ||
43 | |||
44 | sha512_ops: | ||
45 | - The total number of SHA-512 operations submitted to the hardware. | ||