riscv: cpufeature: extend riscv_cpufeature_patch_func to all ISA extensions

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riscv_cpufeature_patch_func() currently only scans a limited set of
cpufeatures, explicitly defined with macros. Extend it to probe for all
ISA extensions.

Signed-off-by: Jisheng Zhang <jszhang@kernel.org>
Reviewed-by: Andrew Jones <ajones@ventanamicro.com>
Reviewed-by: Conor Dooley <conor.dooley@microchip.com>
Link: https://lore.kernel.org/r/20230128172856.3814-5-jszhang@kernel.org
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>

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Jisheng Zhang 2023-01-29 01:28:47 +08:00 • committed by Palmer Dabbelt

parent d8a3d8a752

commit 4bf8860760

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2 changed files with 11 additions and 62 deletions

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9

arch/riscv/include/asm/errata_list.h

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64

arch/riscv/kernel/cpufeature.c

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