On Mon, Apr 15, 2024 at 09:12:03PM -0700, Charlie Jenkins wrote:
> @@ -351,6 +343,14 @@ static void __init riscv_parse_isa_string(unsigned long *this_hwcap, struct risc
> bool ext_long = false, ext_err = false;
>
> switch (*ext) {
> + case 'x':
> + case 'X':
> + pr_warn("Vendor extensions are ignored in riscv,isa. Use riscv,isa-extensions instead.");
Was looking for something and noticed this - pr_warn_once() I think.
> + /*
> + * In canonical order, the remaining extensions in the
> + * isa string will be vendor extensions so exit.
> + */
> + break;
> case 's':
> /*
> * Workaround for invalid single-letter 's' & 'u' (QEMU).
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