On Fri, Jun 14, 2024 at 10:28:17AM -0400, Jesse Taube wrote: > > > On 6/14/24 04:40, Conor Dooley wrote: > > On Fri, Jun 14, 2024 at 09:36:55AM +0100, Conor Dooley wrote: > > > 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? > > > > Ah, you can't cos the variable doesn't exist in the other case. > > Yeah kinda just dealing with how it was originally written ideally we would > use IS_ENABLED. I don't really want to have a 500+ diff patch > IS_ENABLED()-ifying the original code as well. I can do that if necessary > though. No, dw about it. I made a mistake.
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