From: Mark Brown <broonie@kernel.org>
To: Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will@kernel.org>, Shuah Khan <shuah@kernel.org>,
Shuah Khan <skhan@linuxfoundation.org>
Cc: linux-arm-kernel@lists.infradead.org,
linux-kselftest@vger.kernel.org, Mark Brown <broonie@kernel.org>
Subject: [PATCH v2 00/10] kselftest/arm64: EXTRA_CONTEXT related fixes
Date: Mon, 29 Aug 2022 17:06:53 +0100 [thread overview]
Message-ID: <20220829160703.874492-1-broonie@kernel.org> (raw)
The arm64 architecture originally made the signal context a fixed size
structure containing a linked list of records with the various kinds of
register and other state which may be present. When SVE was implemented
it was realised that it supported implementations with more state than
could fit in that structure so a new record type EXTRA_CONTEXT was
introduced allowing the signal context to be extended beyond the
original size. Unfortunately the signal handling tests can not cope with
these EXTRA_CONTEXT records at all - some support was implemented but it
simply never worked.
v2:
- Rebase onto v6.0-rc3
Mark Brown (10):
kselftest/arm64: Enumerate SME rather than SVE vector lengths for
za_regs
kselftest/arm64: Validate signal ucontext in place
kselftest/arm64: Fix validatation termination record after
EXTRA_CONTEXT
kselftest/arm64: Fix validation of EXTRA_CONTEXT signal context
location
kselftest/arm64: Remove unneeded protype for validate_extra_context()
kselftest/arm64: Only validate each signal context once
kselftest/arm64: Validate contents of EXTRA_CONTEXT blocks
kselftest/arm64: Preserve any EXTRA_CONTEXT in handle_signal_copyctx()
kselftest/arm64: Allow larger buffers in get_signal_context()
kselftest/arm64: Include larger SVE and SME VLs in signal tests
.../arm64/signal/test_signals_utils.c | 59 +++++++++++++++++--
.../arm64/signal/test_signals_utils.h | 5 +-
.../testcases/fake_sigreturn_bad_magic.c | 2 +-
.../testcases/fake_sigreturn_bad_size.c | 2 +-
.../fake_sigreturn_bad_size_for_magic0.c | 2 +-
.../fake_sigreturn_duplicated_fpsimd.c | 2 +-
.../testcases/fake_sigreturn_misaligned_sp.c | 2 +-
.../testcases/fake_sigreturn_missing_fpsimd.c | 2 +-
.../testcases/fake_sigreturn_sme_change_vl.c | 2 +-
.../testcases/fake_sigreturn_sve_change_vl.c | 2 +-
.../selftests/arm64/signal/testcases/sme_vl.c | 2 +-
.../arm64/signal/testcases/ssve_regs.c | 25 +++-----
.../arm64/signal/testcases/sve_regs.c | 23 +++-----
.../selftests/arm64/signal/testcases/sve_vl.c | 2 +-
.../arm64/signal/testcases/testcases.c | 48 +++++++++++----
.../arm64/signal/testcases/testcases.h | 9 ++-
.../arm64/signal/testcases/za_regs.c | 28 ++++-----
17 files changed, 137 insertions(+), 80 deletions(-)
base-commit: b90cb1053190353cc30f0fef0ef1f378ccc063c5
--
2.30.2
next reply other threads:[~2022-08-29 16:07 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-29 16:06 Mark Brown [this message]
2022-08-29 16:06 ` [PATCH v2 01/10] kselftest/arm64: Enumerate SME rather than SVE vector lengths for za_regs Mark Brown
2022-08-29 16:06 ` [PATCH v2 02/10] kselftest/arm64: Validate signal ucontext in place Mark Brown
2022-08-29 16:06 ` [PATCH v2 03/10] kselftest/arm64: Fix validatation termination record after EXTRA_CONTEXT Mark Brown
2022-08-29 16:06 ` [PATCH v2 04/10] kselftest/arm64: Fix validation of EXTRA_CONTEXT signal context location Mark Brown
2022-08-29 16:06 ` [PATCH v2 05/10] kselftest/arm64: Remove unneeded protype for validate_extra_context() Mark Brown
2022-08-29 16:06 ` [PATCH v2 06/10] kselftest/arm64: Only validate each signal context once Mark Brown
2022-08-29 16:07 ` [PATCH v2 07/10] kselftest/arm64: Validate contents of EXTRA_CONTEXT blocks Mark Brown
2022-08-29 16:07 ` [PATCH v2 08/10] kselftest/arm64: Preserve any EXTRA_CONTEXT in handle_signal_copyctx() Mark Brown
2022-08-29 16:07 ` [PATCH v2 09/10] kselftest/arm64: Allow larger buffers in get_signal_context() Mark Brown
2022-08-29 16:07 ` [PATCH v2 10/10] kselftest/arm64: Include larger SVE and SME VLs in signal tests Mark Brown
2022-09-06 17:44 ` [PATCH v2 00/10] kselftest/arm64: EXTRA_CONTEXT related fixes Catalin Marinas
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