Messages in this thread | | | Date | Thu, 24 Sep 2020 15:38:59 +0900 | From | Sergey Senozhatsky <> | Subject | Re: [PATCH 2/2] printk: Make the console flush configurable in hotplug path |
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On (20/09/23 17:08), Prasad Sodagudi wrote: > From: Mohammed Khajapasha <mkhaja@codeaurora.org> > > The thread which initiates the hot plug can get scheduled > out, while trying to acquire the console lock, > thus increasing the hot plug latency. This option > allows to selectively disable the console flush and > in turn reduce the hot plug latency.
It can schedule out or get preempted pretty much anywhere at any time. printk->console_lock is not special in this regard. What am I missing?
-ss
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