[GIT PULL] arm64 fixes for 6.5-rc7

From: Catalin Marinas
Date: Fri Aug 18 2023 - 14:25:54 EST


Hi Linus,

Please pull the arm64/SME fixes below. Thanks.

The following changes since commit 69af56ae56a48a2522aad906c4461c6c7c092737:

arm64/fpsimd: Sync and zero pad FPSIMD state for streaming SVE (2023-08-04 16:18:32 +0100)

are available in the Git repository at:

git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux tags/arm64-fixes

for you to fetch changes up to 2f43f549cd0b3164ea0345e59aa3958c0d243383:

arm64/ptrace: Ensure that the task sees ZT writes on first use (2023-08-17 19:00:03 +0100)

----------------------------------------------------------------
Two more SME fixes related to ptrace(): ensure that the SME is properly
set up for the target thread and that the thread sees the ZT registers
set via ptrace.

----------------------------------------------------------------
Mark Brown (2):
arm64/ptrace: Ensure that SME is set up for target when writing SSVE state
arm64/ptrace: Ensure that the task sees ZT writes on first use

arch/arm64/include/asm/fpsimd.h | 4 ++--
arch/arm64/kernel/fpsimd.c | 6 +++---
arch/arm64/kernel/ptrace.c | 20 +++++++++++++++++---
arch/arm64/kernel/signal.c | 2 +-
4 files changed, 23 insertions(+), 9 deletions(-)

--
Catalin