Thread (10 messages) 10 messages, 4 authors, 2017-01-02

Re: [PATCH] mm: Drop "PFNs busy" printk in an expected path.

From: Michal Nazarewicz <hidden>
Date: 2016-12-31 05:08:53
Also in: lkml, stable

On Fri, Dec 30 2016, Eric Anholt wrote:
OK, so the design is bad.  When you said bug, I definitely thought you
were saying that the message shouldn't happen in the design.

Given CMA's current design, should everyone using CMA see their logs
slowly growing with this message that is an secret code for "CMA's
design hasn't yet changed"?
Just to be clear, it’s not CMA’s design; it’s movable page’s design that
is bad (at least in the context of this discussion).

But yes, because of the way movable pages are, everyone is likely to see
the message.
If you want to have people be able to track how often this is
happening, let's make a perf event for it or something instead.
Sure.

-- 
Best regards
ミハウ “𝓶𝓲𝓷𝓪86” ナザレヴイツ
«If at first you don’t succeed, give up skydiving»

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