[PATCH 0/2] arm64/fp: Initialise all bits in vector control registers to known values

From: Mark Brown
Date: Tue Feb 13 2024 - 10:36:00 EST


We currently do read/modify/write sequences whenever we update fields in
ZCR_EL1 and SMCR_EL1 so fields we are not explicitly handling will not
be initialised to known values, fix this. The EL2 registers are already
fully configured.

Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
---
Mark Brown (2):
arm64/sve: Ensure that all fields in ZCR_EL1 are set to known values
arm64/sme: Ensure that all fields in SMCR_EL1 are set to known values

arch/arm64/kernel/fpsimd.c | 5 +++++
1 file changed, 5 insertions(+)
---
base-commit: 54be6c6c5ae8e0d93a6c4641cb7528eb0b6ba478
change-id: 20240212-arm64-fp-init-vec-cr-018449327500

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