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9150b76a64
irq_sem was just a hack to prevent interrupts from being enabled unexpectedly in deep call paths. Simply finding those call paths and fixing them by hand results in a driver that behaves as we expect and doesn't need the atomic at all. Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com> Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>