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Date: Thu, 13 Jan 2011 16:31:04 -0800
From: Yinghai Lu <yinghai@kernel.org>
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To: Greg KH <greg@kroah.com>, Jason Wessel <jason.wessel@windriver.com>
CC: Thomas Gleixner <tglx@linutronix.de>,
        Benjamin Herrenschmidt <benh@kernel.crashing.org>,
        Andrew Morton <akpm@linux-foundation.org>, Ingo Molnar <mingo@elte.hu>,
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        Jesse Barnes <jbarnes@virtuousgeek.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        Christoph Lameter <cl@linux.com>, Tejun Heo <tj@kernel.org>
Subject: Re: [RFC PATCH] x86: Add safe_udelay() and safe_msleep()
References: <4D2BF9F3.5080709@kernel.org> <1294731467.17779.352.camel@pasglop> <AANLkTika_bZxXO3PKek+BHoYqgYGPBPER-H9KJJXjJzn@mail.gmail.com> <20110111135655.GA6901@kroah.com> <4D2CFEAD.6070206@kernel.org> <1294799565.9586.13.camel@pasglop> <4D2F7AE9.2000809@kernel.org> <20110113224450.GA14918@kroah.com> <alpine.LFD.2.00.1101132349590.2678@localhost6.localdomain6> <4D2F84FC.7000804@kernel.org> <20110113234852.GB17904@kroah.com>
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there are some udelay() in drivers/usb/early/ehci-dbgp.c

that is for early USB debug port console support.

We should replace them with early version udelay()

Thanks

Yinghai