[PATCH 08/18] arm64: convert raw syscall invocation to C

Mark Rutland mark.rutland at arm.com
Tue May 15 01:18:53 PDT 2018


On Mon, May 14, 2018 at 08:00:29PM +0200, Dominik Brodowski wrote:
> > +static void __invoke_syscall(struct pt_regs *regs, syscall_fn_t syscall_fn)
> > +{
> > +	regs->regs[0] = syscall_fn(regs->regs[0], regs->regs[1],
> > +				   regs->regs[2], regs->regs[3],
> > +				   regs->regs[4], regs->regs[5]);
> > +}
> 
> Any specific reason to have this in a separate function? This seems to be
> called only from one instance, namely

I wanted to keep the raw syscall invocation logically separate from the syscall
table lookup and ni_syscall fallback, so that it was easier to verify in isolation.

I don't think it's a big deal either way, though.

Thanks,
Mark.



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