| Date | Thu, 19 Mar 2020 03:04:59 -0700 | From | Christoph Hellwig <> | Subject | Re: [patch V2 07/15] powerpc/ps3: Convert half completion to rcuwait |
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On Wed, Mar 18, 2020 at 09:43:09PM +0100, Thomas Gleixner wrote: > The PS3 notification interrupt and kthread use a hacked up completion to > communicate. Since we're wanting to change the completion implementation and > this is abuse anyway, replace it with a simple rcuwait since there is only ever > the one waiter. > > AFAICT the kthread uses TASK_INTERRUPTIBLE to not increase loadavg, kthreads > cannot receive signals by default and this one doesn't look different. Use > TASK_IDLE instead.
I think the right fix here is to jut convert the thing to a threaded interrupt handler and kill off the stupid kthread.
But I wonder how alive the whole PS3 support is to start with..
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