From: Anand Gadiyar Date: Thu, 14 Oct 2010 17:29:57 +0000 (+0530) Subject: genirq, ARM: Fix boot on ARM platforms X-Git-Tag: v2.6.37-rc1~191^2~5 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=05d0ca85c91013d5f73c43fb566bde09a9718019;p=pandora-kernel.git genirq, ARM: Fix boot on ARM platforms Commit b683de2b3 in linux-next as of 20101014 (genirq: Query arch for number of early descriptors) seems to have broken bootup on several ARM boards - my beagleboard gives the following dump with earlyprintk: NR_IRQS:402 Unable to handle kernel NULL pointer dereference at virtual address 00000028 pgd = c0004000 [00000028] *pgd=00000000 Internal error: Oops: 5 [#1] last sysfs file: Modules linked in: CPU: 0 Not tainted (2.6.36-rc7-next-20101014-linux-next-20101012+ #40) PC is at init_IRQ+0x14/0x48 LR is at start_kernel+0x150/0x2c0 [...] We seem to be using desc->status without assigning desc to anything. Fix this by adding back the code that was originally there. Signed-off-by: Anand Gadiyar Tested-by: Linus Walleij Cc: Russell King Cc: linux-arm-kernel@lists.infradead.org LKML-Reference: <1287077397-21781-1-git-send-email-gadiyar@ti.com> Signed-off-by: Ingo Molnar --- Reading git-diff-tree failed