Re: [PATCH v2 8/8] RISC-V: Assign hwcap only according to current cpu.

Christoph Hellwig
2019-01-15T13:56:47Z

On Tue, Jan 08, 2019 at 01:38:38AM -0800, Atish Patra wrote:
> Currently, we set hwcap based on first valid cpu from
> DT. This may not be correct always as that CPU might not
> be current booting cpu.
>
> Set hwcap based on the current cpu instead of first
> valid CPU from DT.

This is generally the right thing to do. But can the kernel even cope
with different hwcaps per hart? I know arm land and I think x86 as well
don't, so we might want to add a sanity check that they match or reduce
them to the common subset.