[lkml]   [2007]   [Oct]   [20]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
    SubjectRe: [PATCH] synchronize_irq needs a barrier

    > I probably need to add this synchronize_irq() logic in dmfe.c too, but I probably do it later,
    > I think I am overestimating this race, since most drivers don't do dev->insuspend checks in IRQ handler.
    > Maybe even just use free_irq() after all....

    Most drivers are probably underestimating the race :-)

    free_irq() would work provided that you did the masking on chip before
    (and unmask only after request_irq on the way back in). But it's a bit
    like using a 10 tons truck to crush an ant...


    To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
    the body of a message to
    More majordomo info at
    Please read the FAQ at

     \ /
      Last update: 2007-10-20 07:49    [W:0.020 / U:0.064 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site