Commit 266f0566 authored Aug 30, 2006 by Andi Kleen Committed by Linus Torvalds Aug 30, 2006

[PATCH] i386: Fix stack switching in do_IRQ

There was a bogus hunk from the genirq merge that essentially
broke stack switching for hard interrupts. Remove it since it isn't
needed.

Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

parent bbad0b66

arch/i386/kernel/irq.c

+0 −5

Original line number	Diff line number	Diff line
		@@ -82,10 +82,6 @@ fastcall unsigned int do_IRQ(struct pt_regs *regs)
		}
		#endif

		if (!irq_desc[irq].handle_irq) {
		__do_IRQ(irq, regs);
		goto out_exit;
		}
		#ifdef CONFIG_4KSTACKS

		curctx = (union irq_ctx *) current_thread_info();
		@@ -125,7 +121,6 @@ fastcall unsigned int do_IRQ(struct pt_regs *regs)
		#endif
		__do_IRQ(irq, regs);

		out_exit:
		irq_exit();

		return 1;