linux-kernel - Re: [PATCH v6 1/2] RISC-V: Don't print SBI version for all detected extensions

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Date:   Wed, 17 Mar 2021 14:01:06 +0530
From:   Anup Patel <anup@...infault.org>
To:     Palmer Dabbelt <palmer@...belt.com>
Cc:     Anup Patel <Anup.Patel@....com>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Atish Patra <Atish.Patra@....com>,
        Alistair Francis <Alistair.Francis@....com>,
        linux-riscv <linux-riscv@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org List" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v6 1/2] RISC-V: Don't print SBI version for all detected extensions

On Wed, Mar 17, 2021 at 10:38 AM Palmer Dabbelt <palmer@...belt.com> wrote:
>
> On Mon, 15 Mar 2021 04:04:59 PDT (-0700), Anup Patel wrote:
> > The sbi_init() already prints SBI version before detecting
> > various SBI extensions so we don't need to print SBI version
> > for all detected SBI extensions.
> >
> > Signed-off-by: Anup Patel <anup.patel@....com>
> > ---
> >  arch/riscv/kernel/sbi.c | 6 +++---
> >  1 file changed, 3 insertions(+), 3 deletions(-)
> >
> > diff --git a/arch/riscv/kernel/sbi.c b/arch/riscv/kernel/sbi.c
> > index f4a7db3d309e..c0dcebdd30ec 100644
> > --- a/arch/riscv/kernel/sbi.c
> > +++ b/arch/riscv/kernel/sbi.c
> > @@ -577,19 +577,19 @@ void __init sbi_init(void)
> >                       sbi_get_firmware_id(), sbi_get_firmware_version());
> >               if (sbi_probe_extension(SBI_EXT_TIME) > 0) {
> >                       __sbi_set_timer = __sbi_set_timer_v02;
> > -                     pr_info("SBI v0.2 TIME extension detected\n");
> > +                     pr_info("SBI TIME extension detected\n");
> >               } else {
> >                       __sbi_set_timer = __sbi_set_timer_v01;
> >               }
> >               if (sbi_probe_extension(SBI_EXT_IPI) > 0) {
> >                       __sbi_send_ipi  = __sbi_send_ipi_v02;
> > -                     pr_info("SBI v0.2 IPI extension detected\n");
> > +                     pr_info("SBI IPI extension detected\n");
> >               } else {
> >                       __sbi_send_ipi  = __sbi_send_ipi_v01;
> >               }
> >               if (sbi_probe_extension(SBI_EXT_RFENCE) > 0) {
> >                       __sbi_rfence    = __sbi_rfence_v02;
> > -                     pr_info("SBI v0.2 RFENCE extension detected\n");
> > +                     pr_info("SBI RFENCE extension detected\n");
> >               } else {
> >                       __sbi_rfence    = __sbi_rfence_v01;
> >               }
>
> Thanks.  I'm just putting this one on for-next so you don't have to carry
> around the diff.

Thanks Palmer.