linux-kernel - Re: [PATCH] csky: fix old style declaration in module.c

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Message-ID: <CAJF2gTRMZkT=CE0=g25Hfe7v9_GE8UmqhKBP1vsXd06w+9NBiQ@mail.gmail.com>
Date:   Sat, 29 Jul 2023 19:19:12 -0400
From:   Guo Ren <guoren@...nel.org>
To:     Arnd Bergmann <arnd@...nel.org>
Cc:     Arnd Bergmann <arnd@...db.de>,
        "linux-csky@...r.kernel.org" <linux-csky@...r.kernel.org>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] csky: fix old style declaration in module.c

On Sat, Jul 29, 2023 at 4:05 AM Arnd Bergmann <arnd@...nel.org> wrote:
>
> On Sat, Jul 29, 2023, at 09:06, Arnd Bergmann wrote:
> > On Sat, Jul 29, 2023, at 06:59, Guo Ren wrote:
>
> > I'd like to enable a few warning options (-Wextra, -Wrestrict,
> > -Wmissing-prototypes, ...) in the Kbuild for 6.6, but the Makefile
> > changes will probably go through the Kbuild tree or linux-mm,
> > and the fixes for existing warnings can just take their normal way.
>
> I just checked my log files again and I now see that there
> are actually a number of -Wcc warnings as well:
>
> csky/kernel/signal.c:255:17: error: no previous prototype for 'do_notify_resume' [-Werror=missing-prototypes]
> csky/mm/fault.c:187:17: error: no previous prototype for 'do_page_fault' [-Werror=missing-prototypes]
> csky/kernel/traps.c:57:13: error: no previous prototype for 'trap_init' [-Werror=missing-prototypes]
> csky/kernel/traps.c:150:15: error: no previous prototype for 'do_trap_unknown' [-Werror=missing-prototypes]
> csky/kernel/traps.c:152:15: error: no previous prototype for 'do_trap_zdiv' [-Werror=missing-prototypes]
> csky/kernel/traps.c:154:15: error: no previous prototype for 'do_trap_buserr' [-Werror=missing-prototypes]
> csky/kernel/traps.c:157:17: error: no previous prototype for 'do_trap_misaligned' [-Werror=missing-prototypes]
> csky/kernel/traps.c:168:17: error: no previous prototype for 'do_trap_bkpt' [-Werror=missing-prototypes]
> csky/kernel/traps.c:187:17: error: no previous prototype for 'do_trap_illinsn' [-Werror=missing-prototypes]
> csky/kernel/traps.c:210:17: error: no previous prototype for 'do_trap_fpe' [-Werror=missing-prototypes]
> csky/kernel/traps.c:220:17: error: no previous prototype for 'do_trap_priv' [-Werror=missing-prototypes]
> csky/kernel/traps.c:230:17: error: no previous prototype for 'trap_c' [-Werror=missing-prototypes]
> csky/kernel/vdso/vgettimeofday.c:6:5: error: no previous prototype for '__vdso_clock_gettime' [-Werror=missing-prototypes]
> csky/kernel/vdso/vgettimeofday.c:12:5: error: no previous prototype for '__vdso_clock_gettime64' [-Werror=missing-prototypes]
> csky/kernel/vdso/vgettimeofday.c:18:5: error: no previous prototype for '__vdso_gettimeofday' [-Werror=missing-prototypes]
> csky/kernel/vdso/vgettimeofday.c:24:5: error: no previous prototype for '__vdso_clock_getres' [-Werror=missing-prototypes]
> csky/kernel/setup.c:104:34: error: no previous prototype for 'csky_start' [-Werror=missing-prototypes]
> csky/kernel/ptrace.c:320:16: error: no previous prototype for 'syscall_trace_enter' [-Werror=missing-prototypes]
> csky/kernel/ptrace.c:336:17: error: no previous prototype for 'syscall_trace_exit' [-Werror=missing-prototypes]
>
> I missed these as I was first looking at everything except
> -Wmissing-prototypes that I want to enable. Can you perhaps
> help out and create a fix for these yourself?
Okay, I'll check


>
>        Arnd



-- 
Best Regards
 Guo Ren