DI: DI: tasklet schedule cost 12ms. this interesting message started showing up in syslog a week or so ago i've never noticed them before any ideas whet this is
According to https://lwn.net/Articles/830964/, they were a way to defer the execution of some code (e.g. an interrupt handler). The intention (also documented at https://lwn.net/Articles/239633/) is that tasklets are deprecated, and will be replaced by other APIs.
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