linux-kernel - Re: riscv: irq-riscv-imsic-early.c:52:9: error: too many arguments to function 'riscv_ipi_set_virq

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Date: Wed, 15 May 2024 22:43:14 +0530
From: Anup Patel <apatel@...tanamicro.com>
To: Palmer Dabbelt <palmer@...belt.com>
Cc: Conor Dooley <conor@...nel.org>, naresh.kamboju@...aro.org, 
	linux-kernel@...r.kernel.org, lkft-triage@...ts.linaro.org, 
	regressions@...ts.linux.dev, linux-riscv@...ts.infradead.org, 
	tglx@...utronix.de, anders.roxell@...aro.org, dan.carpenter@...aro.org, 
	Arnd Bergmann <arnd@...db.de>
Subject: Re: riscv: irq-riscv-imsic-early.c:52:9: error: too many arguments to
 function 'riscv_ipi_set_virq_range'

On Wed, May 15, 2024 at 10:36 PM Palmer Dabbelt <palmer@...belt.com> wrote:
>
> On Wed, 15 May 2024 07:36:33 PDT (-0700), Conor Dooley wrote:
> > Palmer,
> > This is the issue I point out to you on the call earlier:
>
> Ya, thanks, I just hit it.  Looks like it's a semantic conflict between
> 21a8f8a0eb35 ("irqchip: Add RISC-V incoming MSI controller early
> driver") and dc892fb44322 ("riscv: Use IPIs for remote cache/TLB flushes
> by default").  I think all we need is
>
> diff --git a/drivers/irqchip/irq-riscv-imsic-early.c b/drivers/irqchip/irq-riscv-imsic-early.c
> index 886418ec06cb..4fbb37074d29 100644
> --- a/drivers/irqchip/irq-riscv-imsic-early.c
> +++ b/drivers/irqchip/irq-riscv-imsic-early.c
> @@ -49,7 +49,7 @@ static int __init imsic_ipi_domain_init(void)
>                 return virq < 0 ? virq : -ENOMEM;
>
>         /* Set vIRQ range */
> -       riscv_ipi_set_virq_range(virq, IMSIC_NR_IPI, true);
> +       riscv_ipi_set_virq_range(virq, IMSIC_NR_IPI);
>
>         /* Announce that IMSIC is providing IPIs */
>         pr_info("%pfwP: providing IPIs using interrupt %d\n", imsic->fwnode, IMSIC_IPI_ID);
>
> as a conflict resolution, which IIUC should happen when Linus merges my
> next PR.  So I'll try and remember to call that out.

Yes, your conflict resolution is correct.

Thanks,
Anup

>
> >
> > On Wed, May 15, 2024 at 04:18:58PM +0200, Naresh Kamboju wrote:
> >> The riscv builds failed on Linux next-20240515 tag due to following build
> >> warnings / errors with gcc-13 and clang toolchain.
> >>
> >> Reported-by: Linux Kernel Functional Testing <lkft@...aro.org>
> >>
> >> Build Log:
> >> -----
> >> drivers/irqchip/irq-riscv-imsic-early.c: In function 'imsic_ipi_domain_init':
> >> drivers/irqchip/irq-riscv-imsic-early.c:52:9: error: too many
> >> arguments to function 'riscv_ipi_set_virq_range'
> >>    52 |         riscv_ipi_set_virq_range(virq, IMSIC_NR_IPI, true);
> >>       |         ^~~~~~~~~~~~~~~~~~~~~~~~
> >> In file included from include/linux/smp.h:119,
> >>                  from include/linux/lockdep.h:14,
> >>                  from include/linux/spinlock.h:63,
> >>                  from include/linux/sched.h:2142,
> >>                  from include/linux/ratelimit.h:6,
> >>                  from include/linux/dev_printk.h:16,
> >>                  from include/linux/device.h:15,
> >>                  from include/linux/node.h:18,
> >>                  from include/linux/cpu.h:17,
> >>                  from drivers/irqchip/irq-riscv-imsic-early.c:8:
> >> arch/riscv/include/asm/smp.h:52:6: note: declared here
> >>    52 | void riscv_ipi_set_virq_range(int virq, int nr);
> >>       |      ^~~~~~~~~~~~~~~~~~~~~~~~
> >>
> >> metadata:
> >>   git_describe: next-20240515
> >>   git_repo: https://gitlab.com/Linaro/lkft/mirrors/next/linux-next
> >>   git_sha: 82d92a9a1b9ea0ea52aff27cddd05009b4edad49
> >>   git_short_log: 82d92a9a1b9e ("Add linux-next specific files for 20240515")
> >>
> >> Links:
> >>  - https://qa-reports.linaro.org/lkft/linux-next-master/build/next-20240515/testrun/23894295/suite/build/test/gcc-13-lkftconfig/details/
> >>  - https://storage.tuxsuite.com/public/linaro/lkft/builds/2gUiKdxX7qM27ritMJT5pRyZhyi/
> >>  - https://qa-reports.linaro.org/lkft/linux-next-master/build/next-20240515/testrun/23894295/suite/build/test/gcc-13-lkftconfig/history/
> >>
> >> --
> >> Linaro LKFT
> >> https://lkft.linaro.org
> >>