Messages in this thread | | | Subject | Re: [PATCH v4] printk: Add console owner and waiter logic to loadbalance console writes | From | Tetsuo Handa <> | Date | Thu, 9 Nov 2017 19:22:58 +0900 |
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Michal Hocko wrote: > Hi, > assuming that this passes warn stall torturing by Tetsuo, do you think > we can drop http://lkml.kernel.org/r/1509017339-4802-1-git-send-email-penguin-kernel@I-love.SAKURA.ne.jp > from the mmotm tree?
I don't think so.
The rule that "do not try to printk() faster than the kernel can write to consoles" will remain no matter how printk() changes. Unless asynchronous approach like https://lwn.net/Articles/723447/ is used, I think we can't obtain useful information.
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