Backport subject : Userspace pointer masking and tagged address ABI#336

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fangyu0809 wants to merge 10 commits into

RVCK-Project:rvck-6.6from

fangyu0809:rvck-6.6

Commits on Jul 16, 2026

riscv: Add CSR definitions for pointer masking

SiFiveHolland
authored and
fangyu0809
committed
riscv: Add support for userspace pointer masking

SiFiveHolland
authored and
fangyu0809
committed
riscv: Add support for the tagged address ABI

SiFiveHolland
authored and
fangyu0809
committed
riscv: Allow ptrace control of the tagged address ABI

SiFiveHolland
authored and
fangyu0809
committed
riscv: selftests: Add a pointer masking test

SiFiveHolland
authored and
fangyu0809
committed
KVM: riscv: selftests: Add Smnpm and Ssnpm to get-reg-list test

SiFiveHolland
authored and
fangyu0809
committed
riscv: Replace direct thread flag check with is_compat_task()

Leonardo Bras
authored and
fangyu0809
committed
riscv: add compile-time test into is_compat_task()

Leonardo Bras
authored and
fangyu0809
committed
riscv: Introduce is_compat_thread() into compat.h

Leonardo Bras
authored and
fangyu0809
committed
riscv: Introduce set_compat_task() in asm/compat.h

Leonardo Bras
authored and
fangyu0809
committed