Re: [PATCH] mm/ioremap: Use WARN_ONCE instead of printk() + WARN_ON_ONCE()

[Borislav Petkov]

On Fri, Nov 01, 2019 at 11:32:11PM +0800, zhong jiang wrote:
> WARN_ONCE will alway return true if its condition is true.:-)

And if its condition is false?

Lemme save you some time: WARN_ONCE() returns the @condition value so
constructs like

	if (WARN_ONCE(condition,...))

are possible. Grep the code for examples.

-- 
Regards/Gruss,
    Boris.

ECO tip #101: Trim your mails when you reply.
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