Re: (subset) [PATCH 1/2] arm64/process.c: fix Wmissing-prototypes build warnings

From: Will Deacon
Date: Thu Mar 25 2021 - 07:20:07 EST


On Wed, 24 Mar 2021 12:24:58 +0530, Maninder Singh wrote:
> function protypes are missed before defination, which
> leads to compilation warning with "-Wmissing-prototypes"
> flag.
>
> https://lkml.org/lkml/2021/3/19/840
>
> arch/arm64/kernel/process.c:261:6: warning: no previous prototype for '__show_regs' [-Wmissing-prototypes]
> 261 | void __show_regs(struct pt_regs *regs)
> | ^~~~~~~~~~~
> arch/arm64/kernel/process.c:307:6: warning: no previous prototype for '__show_regs_alloc_free' [-Wmissing-prototypes]
> 307 | void __show_regs_alloc_free(struct pt_regs *regs)
> | ^~~~~~~~~~~~~~~~~~~~~~
> arch/arm64/kernel/process.c:365:5: warning: no previous prototype for 'arch_dup_task_struct' [-Wmissing-prototypes]
> 365 | int arch_dup_task_struct(struct task_struct *dst, struct task_struct *src)
> | ^~~~~~~~~~~~~~~~~~~~
> arch/arm64/kernel/process.c:546:41: warning: no previous prototype for '__switch_to' [-Wmissing-prototypes]
> 546 | __notrace_funcgraph struct task_struct *__switch_to(struct task_struct *prev,
> | ^~~~~~~~~~~
> arch/arm64/kernel/process.c:710:25: warning: no previous prototype for 'arm64_preempt_schedule_irq' [-Wmissing-prototypes]
> 710 | asmlinkage void __sched arm64_preempt_schedule_irq(void)
> | ^~~~~~~~~~~~~~~~~~~~~~~~~~

Applied first patch ONLY to arm64 (for-next/fixes), thanks!

[1/2] arm64/process.c: fix Wmissing-prototypes build warnings
https://git.kernel.org/arm64/c/baa96377bc7b

Cheers,
--
Will

https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev