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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org On Tue, Apr 26, 2022 at 06:08:01AM +0800, Hongren (Zenithal) Zheng wrote: > There are no single-letter B/K/J extentions, > as they are never ratified. For P, it is still in > progress and not ratified. > > The ordering constraint of these placerholders is now removed > from the spec. By commit ("Delete more nonexistent > extensions from the naming constraints") of riscv/riscv-isa-manual Hi, is there any further update on this patch? > > Signed-off-by: Hongren (Zenithal) Zheng > --- > arch/riscv/kernel/cpu.c | 4 +--- > 1 file changed, 1 insertion(+), 3 deletions(-) > > diff --git a/arch/riscv/kernel/cpu.c b/arch/riscv/kernel/cpu.c > index ccb617791e56..53a061ab0743 100644 > --- a/arch/riscv/kernel/cpu.c > +++ b/arch/riscv/kernel/cpu.c > @@ -113,10 +113,8 @@ static void print_isa_ext(struct seq_file *f) > /* > * These are the only valid base (single letter) ISA extensions as per the spec. > * It also specifies the canonical order in which it appears in the spec. > - * Some of the extension may just be a place holder for now (B, K, P, J). > - * This should be updated once corresponding extensions are ratified. > */ > -static const char base_riscv_exts[13] = "imafdqcbkjpvh"; > +static const char base_riscv_exts[9] = "imafdqcvh"; The base_riscv_exts "imafdqcvh" is exactly the spec now, as https://github.com/riscv/riscv-isa-manual/commit/db7a4a0dad0e99d1ec1fc67b582624fc0aeae98e (Add single-letter "H" extension to the table) has shown > > static void print_isa(struct seq_file *f, const char *isa) > { > -- > 2.35.1 > _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv