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Commit 835363e6 authored by Michael Ellerman's avatar Michael Ellerman Committed by Benjamin Herrenschmidt
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powerpc/irq: Remove fallback to __do_IRQ() 



We should no longer have any irq code that needs __do_IRQ(), so
remove the fallback to __do_IRQ().

Signed-off-by: default avatarMichael Ellerman <michael@ellerman.id.au>
Signed-off-by: default avatarBenjamin Herrenschmidt <benh@kernel.crashing.org>
parent 9b647a30

arch/powerpc/kernel/irq.c

+1 −6
Original line number Diff line number Diff line
@@ -254,7 +254,6 @@ static inline void handle_one_irq(unsigned int irq) 
	struct thread_info *curtp, *irqtp;

	unsigned long saved_sp_limit;

	struct irq_desc *desc;

	void *handler;



	/* Switch to the irq stack to handle this */

	curtp = current_thread_info();
@@ -269,10 +268,6 @@ static inline void handle_one_irq(unsigned int irq) 
	desc = irq_desc + irq;

	saved_sp_limit = current->thread.ksp_limit;



	handler = desc->handle_irq;

	if (handler == NULL)

		handler = &__do_IRQ;



	irqtp->task = curtp->task;

	irqtp->flags = 0;
@@ -284,7 +279,7 @@ static inline void handle_one_irq(unsigned int irq) 
	current->thread.ksp_limit = (unsigned long)irqtp +

		_ALIGN_UP(sizeof(struct thread_info), 16);



	call_handle_irq(irq, desc, irqtp, handler);

	call_handle_irq(irq, desc, irqtp, desc->handle_irq);

	current->thread.ksp_limit = saved_sp_limit;

	irqtp->task = NULL;