On Thu, Jun 13, 2024 at 03:16:13PM -0400, Jesse Taube wrote:
> --- a/arch/riscv/kernel/unaligned_access_speed.c
> +++ b/arch/riscv/kernel/unaligned_access_speed.c
> @@ -19,7 +19,8 @@
> #define MISALIGNED_BUFFER_ORDER get_order(MISALIGNED_BUFFER_SIZE)
> #define MISALIGNED_COPY_SIZE ((MISALIGNED_BUFFER_SIZE / 2) - 0x80)
>
> -DEFINE_PER_CPU(long, misaligned_access_speed);
> +DEFINE_PER_CPU(long, misaligned_access_speed) = RISCV_HWPROBE_MISALIGNED_UNKNOWN;
> +DEFINE_PER_CPU(long, vector_misaligned_access) = RISCV_HWPROBE_VEC_MISALIGNED_UNSUPPORTED;
>
> #ifdef CONFIG_RISCV_PROBE_UNALIGNED_ACCESS
> static cpumask_t fast_misaligned_access;
> @@ -268,12 +269,18 @@ static int check_unaligned_access_all_cpus(void)
>
> if (riscv_has_extension_unlikely(RISCV_ISA_EXT_ZICCLSM)) {
> for_each_online_cpu(cpu) {
> +#ifdef CONFIG_RISCV_VECTOR_MISALIGNED
> + per_cpu(vector_misaligned_access, cpu) = RISCV_HWPROBE_VEC_MISALIGNED_FAST;
> +#endif
> +#ifdef CONFIG_RISCV_MISALIGNED
> per_cpu(misaligned_access_speed, cpu) = RISCV_HWPROBE_MISALIGNED_FAST;
> +#endif
Can you IS_ENABLED()-ify these two as well please?
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