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Date: Tue, 31 Oct 2017 15:22:27 +0100
From: "Jason A. Donenfeld" <>
To: Steven Rostedt <>
Cc: "Tobin C. Harding" <>,, 
	"Theodore Ts'o" <>, Linus Torvalds <>, 
	Kees Cook <>, Paolo Bonzini <>, 
	Tycho Andersen <>, "Roberts, William C" <>, 
	Tejun Heo <>, Jordan Glover <>, 
	Greg KH <>, Petr Mladek <>, 
	Joe Perches <>, Ian Campbell <>, 
	Sergey Senozhatsky <>, Catalin Marinas <>, 
	Will Deacon <>, Chris Fries <>, 
	Dave Weinstein <>, Daniel Micay <>, 
	Djalal Harouni <>, LKML <>
Subject: Re: [PATCH v7] printk: hash addresses printed with %p

On Mon, Oct 30, 2017 at 9:22 PM, Steven Rostedt <> wrote:
> How quickly do you need static_branch_disable() executed? You could
> always pass the work off to a worker thread (that can schedule).
> random_ready_callback -> initiates worker thread -> enables the static branch

I had already suggested that much earlier in the thread, but
discounted it in the very same suggestion, because that branch turns
out to be not that expensive anyway, and I think it's more important
that we're able to print meaningful values as soon as we can, rather
than waiting for the scheduler.

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