Commit e63fb7a9 authored Oct 03, 2011 by Venkat Subbiah Committed by Ralf Baechle Nov 08, 2011

MIPS: Octeon: Mark SMP-IPI interrupt as IRQF_NO_THREAD



This is to exclude it from force threading to allow RT patch set to work.
And while on this line
* Remove IRQF_DISABLED as as this flag is NOOP
* Add IRQF_PERCPU as this is a per cpu interrupt.

Signed-off-by: Venkat Subbiah <venkat.subbiah@cavium.com>
Acked-by: David Daney <david.daney@cavium.com>
To: linux-mips@linux-mips.org
To: linux-rt-users@vger.kernel.org
Patchwork: https://patchwork.linux-mips.org/patch/2817/


Acked-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

parent df55a66a

arch/mips/cavium-octeon/smp.c

+3 −2

Original line number	Diff line number	Diff line
		@@ -207,8 +207,9 @@ void octeon_prepare_cpus(unsigned int max_cpus)
		* the other bits alone.
		*/
		cvmx_write_csr(CVMX_CIU_MBOX_CLRX(cvmx_get_core_num()), 0xffff);
		if (request_irq(OCTEON_IRQ_MBOX0, mailbox_interrupt, IRQF_DISABLED,
		"SMP-IPI", mailbox_interrupt)) {
		if (request_irq(OCTEON_IRQ_MBOX0, mailbox_interrupt,
		IRQF_PERCPU \| IRQF_NO_THREAD, "SMP-IPI",
		mailbox_interrupt)) {
		panic("Cannot request_irq(OCTEON_IRQ_MBOX0)\n");
		}
		}