• Andrew Morton's avatar
    [PATCH] Add slow path lookup in xics_get_irq · 6906cc82
    Andrew Morton authored
    From: Jake Moilanen <moilanen@austin.ibm.com>
    
    In xics_get_irq(), for a real-to-virt irq lookup, go down the
    slowpath by looking through the entire virt_irq_to_real_map array
    if take a miss on the radix tree.  This is possible, when an
    interrupt is taken before the driver has called request_irq() (eg IDE).
    6906cc82
xics.c 14.7 KB