LTC Owner is: ameet.com LTC Originator is: yingtao.com Problem description: when install the JS20 box of Fedora 6t2 with hard disk,there shows the irq error with kernel when booting, and then during the installation after Enter the device name of the partition and directory containing the fedora ISO images, the box hangs,the installation is blocked. Hardware Environment Machine type (p650, x235, SF2, etc.):JS20 Additional information: This bug is a known bug with kernel 2.6.18-rc,and has been fixed. The patch is not on Fedora 6 test2 (2.6.17-1.2517): /* If not there, try to insert it */ virq = irq_find_mapping(host, hwirq); if (virq != NO_IRQ) radix_tree_insert(tree, virq, &irq_map[virq]); bail: spin_unlock_irqrestore(&irq_big_lock, flags); return virq; The patch to fix this problem is: Index: linux-work/arch/powerpc/kernel/irq.c =================================================================== --- linux-work.orig/arch/powerpc/kernel/irq.c 2006-08-17 09:26:19.000000000 +1000 +++ linux-work/arch/powerpc/kernel/irq.c 2006-08-17 11:27:30.000000000 +1000 @@ -693,7 +693,7 @@ unsigned int irq_radix_revmap(struct irq /* If not there, try to insert it */ virq = irq_find_mapping(host, hwirq); if (virq != NO_IRQ) - radix_tree_insert(tree, virq, &irq_map[virq]); + radix_tree_insert(tree, hwirq, &irq_map[virq]); bail: spin_unlock_irqrestore(&irq_big_lock, flags); return virq;
already fixed.
----- Additional Comments From yingtao.com 2006-09-25 06:11 EDT ------- Tested with FC 6t3, the irq error when booting is fixed with this distro!