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

[Leonardo Bras]

On Mon, 2019-06-10 at 08:09 +0530, Anshuman Khandual wrote:
> > > +    /*
> > > +     * 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))
> > 
> > don't need an 'if A if B', can do 'if A && B'
> 
> Which will make it a very lengthy condition check.

Well, is there any problem line-breaking the if condition?

if (A && B && C &&
    D && E )

Also, if it's used only to decide the return value, maybe would be fine
to do somethink like that:

return (A && B && C &&
        D && E ); 

Regards,
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