On Tue, 8 Aug 2023 21:40:31 +0800, Zeng Heng wrote:
Add new feature checks and provide testing item to support capturing SIGBUS exception signal.
The following is a log snippet from my local testing environment:
TAP version 13 1..90 # CRC32 present ok 1 cpuinfo_match_CRC32 ok 2 sigill_CRC32 ok 3 # SKIP sigbus_CRC32 ok 4 cpuinfo_match_CSSC # sigill_reported for CSSC ok 5 # SKIP sigill_CSSC ok 6 # SKIP sigbus_CSSC # FP present ok 7 cpuinfo_match_FP ok 8 sigill_FP ok 9 # SKIP sigbus_FP # LRCPC present ok 10 cpuinfo_match_LRCPC ok 11 sigill_LRCPC ok 12 # SKIP sigbus_LRCPC # LRCPC2 present ok 13 cpuinfo_match_LRCPC2 ok 14 sigill_LRCPC2 ok 15 # SKIP sigbus_LRCPC2 # LSE present ok 16 cpuinfo_match_LSE ok 17 sigill_LSE ok 18 # SKIP sigbus_LSE # LSE2 present ok 19 cpuinfo_match_LSE2 ok 20 sigill_LSE2 ok 21 sigbus_LSE2 ok 22 cpuinfo_match_MOPS ok 23 sigill_MOPS ok 24 # SKIP sigbus_MOPS # RNG present ok 25 cpuinfo_match_RNG ok 26 sigill_RNG ok 27 # SKIP sigbus_RNG ok 28 cpuinfo_match_RPRFM ok 29 # SKIP sigill_RPRFM ok 30 # SKIP sigbus_RPRFM ok 31 cpuinfo_match_SME ok 32 sigill_SME ok 33 # SKIP sigbus_SME ok 34 cpuinfo_match_SME2 ok 35 sigill_SME2 ok 36 # SKIP sigbus_SME2 ok 37 cpuinfo_match_SME 2.1 # sigill_reported for SME 2.1 ok 38 # SKIP sigill_SME 2.1 ok 39 # SKIP sigbus_SME 2.1 ok 40 cpuinfo_match_SME I16I32 # sigill_reported for SME I16I32 ok 41 # SKIP sigill_SME I16I32 ok 42 # SKIP sigbus_SME I16I32 ok 43 cpuinfo_match_SME BI32I32 # sigill_reported for SME BI32I32 ok 44 # SKIP sigill_SME BI32I32 ok 45 # SKIP sigbus_SME BI32I32 ok 46 cpuinfo_match_SME B16B16 # sigill_reported for SME B16B16 ok 47 # SKIP sigill_SME B16B16 ok 48 # SKIP sigbus_SME B16B16 ok 49 cpuinfo_match_SME F16F16 # sigill_reported for SME F16F16 ok 50 # SKIP sigill_SME F16F16 ok 51 # SKIP sigbus_SME F16F16 # SVE present ok 52 cpuinfo_match_SVE ok 53 sigill_SVE ok 54 # SKIP sigbus_SVE ok 55 cpuinfo_match_SVE 2 # sigill_reported for SVE 2 ok 56 # SKIP sigill_SVE 2 ok 57 # SKIP sigbus_SVE 2 ok 58 cpuinfo_match_SVE 2.1 # sigill_reported for SVE 2.1 ok 59 # SKIP sigill_SVE 2.1 ok 60 # SKIP sigbus_SVE 2.1 ok 61 cpuinfo_match_SVE AES # sigill_reported for SVE AES ok 62 # SKIP sigill_SVE AES ok 63 # SKIP sigbus_SVE AES ok 64 cpuinfo_match_SVE2 PMULL # sigill_reported for SVE2 PMULL ok 65 # SKIP sigill_SVE2 PMULL ok 66 # SKIP sigbus_SVE2 PMULL ok 67 cpuinfo_match_SVE2 BITPERM # sigill_reported for SVE2 BITPERM ok 68 # SKIP sigill_SVE2 BITPERM ok 69 # SKIP sigbus_SVE2 BITPERM ok 70 cpuinfo_match_SVE2 SHA3 # sigill_reported for SVE2 SHA3 ok 71 # SKIP sigill_SVE2 SHA3 ok 72 # SKIP sigbus_SVE2 SHA3 ok 73 cpuinfo_match_SVE2 SM4 # sigill_reported for SVE2 SM4 ok 74 # SKIP sigill_SVE2 SM4 ok 75 # SKIP sigbus_SVE2 SM4 # SVE2 I8MM present ok 76 cpuinfo_match_SVE2 I8MM ok 77 sigill_SVE2 I8MM ok 78 # SKIP sigbus_SVE2 I8MM # SVE2 F32MM present ok 79 cpuinfo_match_SVE2 F32MM ok 80 sigill_SVE2 F32MM ok 81 # SKIP sigbus_SVE2 F32MM # SVE2 F64MM present ok 82 cpuinfo_match_SVE2 F64MM ok 83 sigill_SVE2 F64MM ok 84 # SKIP sigbus_SVE2 F64MM # SVE2 BF16 present ok 85 cpuinfo_match_SVE2 BF16 ok 86 sigill_SVE2 BF16 ok 87 # SKIP sigbus_SVE2 BF16 ok 88 cpuinfo_match_SVE2 EBF16 ok 89 # SKIP sigill_SVE2 EBF16 ok 90 # SKIP sigbus_SVE2 EBF16 # Totals: pass:46 fail:0 xfail:0 xpass:0 skip:44 error:0[...]
Applied to arm64 (for-next/selftests), thanks!
[1/5] kselftest/arm64: add float-point feature to hwcap test https://git.kernel.org/arm64/c/eb27c76ac9e1 [2/5] kselftest/arm64: add crc32 feature to hwcap test https://git.kernel.org/arm64/c/09d2e95a04ad [3/5] kselftest/arm64: add DEF_SIGHANDLER_FUNC() and DEF_INST_RAISE_SIG() helpers https://git.kernel.org/arm64/c/71b634aba362 [4/5] kselftest/arm64: add test item that support to capturing the SIGBUS signal https://git.kernel.org/arm64/c/fd49cf088867 [5/5] kselftest/arm64: add lse and lse2 features to hwcap test https://git.kernel.org/arm64/c/82e7882b141c
Cheers,