[RFC V3] mm: Generalize and rename notify_page_fault() as kprobe_page_fault()

[Stephen Rothwell]

Hi Anshuman,

On Fri,  7 Jun 2019 16:04:15 +0530 Anshuman Khandual <anshuman.khandual at arm.com> wrote:
>
> +static nokprobe_inline bool kprobe_page_fault(struct pt_regs *regs,
> +					      unsigned int trap)
> +{
> +	int ret = 0;
> +
> +	/*
> +	 * To be potentially processing a kprobe fault and to be allowed
> +	 * to call kprobe_running(), we have to be non-preemptible.
> +	 */
> +	if (kprobes_built_in() && !preemptible() && !user_mode(regs)) {
> +		if (kprobe_running() && kprobe_fault_handler(regs, trap))
> +			ret = 1;
> +	}
> +	return ret;
> +}

Since this is now declared as "bool" (thanks for that), you should make
"ret" be bool and use true and false;

-- 
Cheers,
Stephen Rothwell
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