openwrt-xburst/target/linux/lantiq/patches/020-genirq_fix.patch

--- a/kernel/irq/chip.c
+++ b/kernel/irq/chip.c
@@ -678,6 +678,9 @@
 
 	kstat_incr_irqs_this_cpu(irq, desc);
 
+	if (unlikely(!desc->action || (desc->status & IRQ_DISABLED)))
+		return;
+
 	if (desc->irq_data.chip->irq_ack)
 		desc->irq_data.chip->irq_ack(&desc->irq_data);
[lantiq] adds new lantiq kernel. once the codebase is fully tested and know to be working on all the devices previously supported by ifxmips, we will drop ifxmips support. git-svn-id: svn://svn.openwrt.org/openwrt/trunk@24526 3c298f89-4303-0410-b956-a3cf2f4a3e73 2010-12-13 00:57:16 +02:00			`--- a/kernel/irq/chip.c`
			`+++ b/kernel/irq/chip.c`
[lantiq] * update kernel to .37 * add support for falcon (big thank you goes to lantiq !!) git-svn-id: svn://svn.openwrt.org/openwrt/trunk@26021 3c298f89-4303-0410-b956-a3cf2f4a3e73 2011-03-11 10:19:53 +02:00			`@@ -678,6 +678,9 @@`
[lantiq] adds new lantiq kernel. once the codebase is fully tested and know to be working on all the devices previously supported by ifxmips, we will drop ifxmips support. git-svn-id: svn://svn.openwrt.org/openwrt/trunk@24526 3c298f89-4303-0410-b956-a3cf2f4a3e73 2010-12-13 00:57:16 +02:00
			`kstat_incr_irqs_this_cpu(irq, desc);`

			`+ if (unlikely(!desc->action \|\| (desc->status & IRQ_DISABLED)))`
			`+ return;`
			`+`
[lantiq] * update kernel to .37 * add support for falcon (big thank you goes to lantiq !!) git-svn-id: svn://svn.openwrt.org/openwrt/trunk@26021 3c298f89-4303-0410-b956-a3cf2f4a3e73 2011-03-11 10:19:53 +02:00			`if (desc->irq_data.chip->irq_ack)`
			`desc->irq_data.chip->irq_ack(&desc->irq_data);`
[lantiq] adds new lantiq kernel. once the codebase is fully tested and know to be working on all the devices previously supported by ifxmips, we will drop ifxmips support. git-svn-id: svn://svn.openwrt.org/openwrt/trunk@24526 3c298f89-4303-0410-b956-a3cf2f4a3e73 2010-12-13 00:57:16 +02:00