Commit 78f1c24a authored by Christophe Leroy's avatar Christophe Leroy Committed by Michael Ellerman
Browse files

powerpc/irq: Simplify __do_irq() 



Remove duplicated code by implementing a proper if/else.

Signed-off-by: default avatarChristophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/5a3b21311191f1240850db6ab29b19ac7885fe03.1654769775.git.christophe.leroy@csgroup.eu
parent e90855be

arch/powerpc/kernel/irq.c

+4 −7
Original line number Diff line number Diff line
@@ -281,13 +281,10 @@ void __do_IRQ(struct pt_regs *regs) 
	irqsp = hardirq_ctx[raw_smp_processor_id()];

	sirqsp = softirq_ctx[raw_smp_processor_id()];



	/* Already there ? */

	if (unlikely(cursp == irqsp || cursp == sirqsp)) {

	/* Already there ? If not switch stack and call */

	if (unlikely(cursp == irqsp || cursp == sirqsp))

		__do_irq(regs, current_stack_pointer);

		set_irq_regs(old_regs);

		return;

	}

	/* Switch stack and call */

	else

		call_do_irq(regs, irqsp);



	set_irq_regs(old_regs);