[PATCH 0/6] arm64/sme: Collected SME fixes

From: Mark Brown
Date: Tue Dec 03 2024 - 07:49:48 EST


This series collects the various SME related fixes that were previously
posted separately. These should address all the issues I am aware of so
a patch which reenables the SME configuration option is also included.

Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
---
Mark Brown (6):
arm64/sme: Flush foreign register state in do_sme_acc()
arm64/fp: Don't corrupt FPMR when streaming mode changes
arm64/ptrace: Zero FPMR on streaming mode entry/exit
arm64/signal: Consistently invalidate the in register FP state in restore
arm64/signal: Avoid corruption of SME state when entering signal handler
arm64/sme: Reenable SME

arch/arm64/Kconfig | 1 -
arch/arm64/include/asm/fpsimd.h | 1 +
arch/arm64/kernel/fpsimd.c | 49 +++++++++++++++++++++--
arch/arm64/kernel/ptrace.c | 12 +++++-
arch/arm64/kernel/signal.c | 89 +++++++++++------------------------------
5 files changed, 79 insertions(+), 73 deletions(-)
---
base-commit: 40384c840ea1944d7c5a392e8975ed088ecf0b37
change-id: 20241202-arm64-sme-reenable-98e64c161a8e

Best regards,
--
Mark Brown <broonie@xxxxxxxxxx>