Commits
David S. Miller committed 8a4fd1e4922
sparc64: Make prom entry spinlock NMI safe. If we do something like try to print to the OF console from an NMI while we're already in OpenFirmware, we'll deadlock on the spinlock. Use a raw spinlock and disable NMIs when we take it. Signed-off-by: David S. Miller <davem@davemloft.net>