From: Borislav Petkov <bp@alien8.de>
To: Mike Galbraith <mgalbraith@suse.de>
Cc: lkml <linux-kernel@vger.kernel.org>, x86-ml <x86@kernel.org>,
Peter Zijlstra <peterz@infradead.org>,
Mel Gorman <mgorman@suse.com>,
Steven Rostedt <rostedt@goodmis.org>
Subject: Re: Slow down stupid pounders
Date: Tue, 6 May 2014 18:10:04 +0200 [thread overview]
Message-ID: <20140506161004.GC25013@pd.tnic> (raw)
In-Reply-To: <1399388899.5192.273.camel@marge.simpson.net>
On Tue, May 06, 2014 at 05:08:19PM +0200, Mike Galbraith wrote:
> Rather than ratelimit the interface perhaps send a ratelimited note
> telling the user straight up that he's begging for trouble. We can
> ignore it when regression testing, and point it out to Joe Pounder
> should he fail to notice.. or be somewhat dense.
Yeah, if those dudes don't stare at dmesg, that note doesn't bring us
whit.
Alternatively, we could do
add_taint(TAINT_HOTPLUG_POUNDER)
when the rate is exceeded...
I'd rather like to slow it down for a second, though, if it doesn't hurt
any sensible use cases in doing so.
--
Regards/Gruss,
Boris.
Sent from a fat crate under my desk. Formatting is fine.
--
next prev parent reply other threads:[~2014-05-06 16:10 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-05-06 10:29 Slow down stupid pounders Borislav Petkov
2014-05-06 11:08 ` Steven Rostedt
2014-05-06 11:22 ` Borislav Petkov
2014-05-06 12:42 ` Mike Galbraith
2014-05-06 15:08 ` Mike Galbraith
2014-05-06 16:10 ` Borislav Petkov [this message]
2014-06-14 20:32 ` Pavel Machek
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