linux-kernel - Re: [PATCH] net: mvmdio: fix wait_event_timeout() being called with a 1 jiffy timeout.

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Message-ID: <20131203133412.GU16735@n2100.arm.linux.org.uk>
Date:	Tue, 3 Dec 2013 13:34:12 +0000
From:	Russell King - ARM Linux <linux@....linux.org.uk>
To:	Nicolas Schichan <nschichan@...ebox.fr>
Cc:	linux-arm-kernel@...ts.infradead.org, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, Jason Cooper <jason@...edaemon.net>,
	"David S. Miller" <davem@...emloft.net>,
	Leigh Brown <leigh@...inno.co.uk>,
	Florian Fainelli <florian@...nwrt.org>,
	Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>
Subject: Re: [PATCH] net: mvmdio: fix wait_event_timeout() being called
	with a 1 jiffy timeout.

On Tue, Dec 03, 2013 at 02:16:00PM +0100, Nicolas Schichan wrote:
> If a timer interrupt kicks right after the wait_event_timeout() call,
> we may endup a reporting timeout before the timeout really occured.

Please see my reply to Jason Cooper about this in the thread
"Spurious timeouts in mvmdio".
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