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From: Roland Dreier <rdreier@cisco.com>
To: "Tony Luck" <tony.luck@gmail.com>
Cc: "David Miller" <davem@davemloft.net>,
	mingo@elte.hu, linux-kernel@vger.kernel.org
Subject: Re: Strange hang on ia64 with CONFIG_PRINTK_TIME=y
Date: Wed, 20 Feb 2008 15:35:58 -0800	[thread overview]
Message-ID: <aday79fciap.fsf@cisco.com> (raw)
In-Reply-To: <12c511ca0802191440q6a2f5604xe6b563c32c3a90b2@mail.gmail.com> (Tony Luck's message of "Tue, 19 Feb 2008 14:40:35 -0800")

 > I just tried Ingo's patch[1] on a 2.6.25-rc2 kernel with printk timestamps
 > turned on ... and it booted just fine on my tiger4.  The default path
 > for non-boot cpus is from head.S to start_secondary(), and that
 > calls cpu_init() pretty quickly.  There shouldn't normally[2] be any
 > printk() calls on the non-boot cpu before it is safe to do so.

Hmm, current git + Ingo's patch still hangs on boot on my system
("Hitachi Cold Fusion-3e 2S4U" according to DMI).

 - R.

  parent reply	other threads:[~2008-02-20 23:36 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-02-13  6:24 Roland Dreier
2008-02-13  7:01 ` David Miller
2008-02-13 12:57   ` Ingo Molnar
2008-02-13 13:02     ` Ingo Molnar
2008-02-14  0:26       ` Roland Dreier
2008-02-13 13:03     ` David Miller
2008-02-13 13:06       ` Ingo Molnar
2008-02-14  0:59       ` Tony Luck
2008-02-14  1:04         ` David Miller
2008-02-14  3:33           ` Tony Luck
2008-02-14  3:47             ` Roland Dreier
2008-02-14 18:24               ` Luck, Tony
2008-02-14 21:27               ` Tony Luck
2008-02-14 22:04                 ` Roland Dreier
2008-02-14 22:23                   ` Luck, Tony
2008-02-15  2:17                     ` Tony Luck
2008-02-19 22:40                       ` Tony Luck
2008-02-20  8:12                         ` Ingo Molnar
2008-02-20  8:15                           ` David Miller
2008-02-20 23:35                         ` Roland Dreier [this message]
2008-02-20 23:36                         ` Roland Dreier

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