Messages in this thread Patch in this message | | | From | John Ogness <> | Subject | [PATCH] powerpc: set IRQF_NO_THREAD for xmon/cascade handlers | Date | Wed, 11 Nov 2015 14:48:50 +0100 |
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The xmon and cascade irq handlers must not run as threads. pmac_pic_lock is already a raw_spinlock, but the irq flag IRQF_NO_THREAD needs to be set as well.
Signed-off-by: John Ogness <john.ogness@linutronix.de> --- arch/powerpc/platforms/powermac/pic.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/arch/powerpc/platforms/powermac/pic.c b/arch/powerpc/platforms/powermac/pic.c index 6f4f8b0..9815463 100644 --- a/arch/powerpc/platforms/powermac/pic.c +++ b/arch/powerpc/platforms/powermac/pic.c @@ -258,13 +258,14 @@ static unsigned int pmac_pic_get_irq(void) #ifdef CONFIG_XMON static struct irqaction xmon_action = { .handler = xmon_irq, - .flags = 0, + .flags = IRQF_NO_THREAD, .name = "NMI - XMON" }; #endif static struct irqaction gatwick_cascade_action = { .handler = gatwick_action, + .flags = IRQF_NO_THREAD, .name = "cascade", }; -- 1.7.10.4
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