linux-kernel - RE: [PATCH] tweak spin logic for hpilo

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Message-ID: <92D64232F2316045B18937D5C9996B1522834ABED6@GVW1144EXB.americas.hpqcorp.net>
Date:	Tue, 10 Mar 2009 13:42:49 +0000
From:	"Altobelli, David" <david.altobelli@...com>
To:	Andrew Morton <akpm@...ux-foundation.org>
CC:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH] tweak spin logic for hpilo

> From: Andrew Morton
> David Altobelli wrote:
> > Change hpilo open and close logic to spin for 10usec between checking
> > device, rather than every usec.
> 
> err.. Why?

Because the loop is coded to take up to 10ms, it seemed prudent to increase
the interval between polling the device, to reduce the load on the system and
allow more other work to happen.
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