From: Linus Torvalds <torvalds@linux-foundation.org>
To: Ingo Molnar <mingo@elte.hu>
Cc: linux-kernel@vger.kernel.org,
Andrew Morton <akpm@linux-foundation.org>,
Jens Axboe <jens.axboe@oracle.com>,
Thomas Gleixner <tglx@linutronix.de>,
"H. Peter Anvin" <hpa@zytor.com>, Yinghai Lu <yinghai@kernel.org>,
Tejun Heo <tj@kernel.org>
Subject: Re: [bug] latest -git boot hang
Date: Fri, 10 Oct 2008 14:10:02 -0700 (PDT) [thread overview]
Message-ID: <alpine.LFD.2.00.0810101408320.3503@nehalem.linux-foundation.org> (raw)
In-Reply-To: <20081010205642.GA28840@elte.hu>
On Fri, 10 Oct 2008, Ingo Molnar wrote:
>
> | 870d6656126add8e383645732b03df2b7ccd4f94 is first bad commit
> | commit 870d6656126add8e383645732b03df2b7ccd4f94
> | Author: Tejun Heo <tj@kernel.org>
> | Date: Mon Aug 25 19:47:25 2008 +0900
> |
> | block: implement CONFIG_DEBUG_BLOCK_EXT_DEVT
>
> and meanwhile 2 other test-systems failed to boot as well - both have
> CONFIG_DEBUG_BLOCK_EXT_DEVT=y.
>
> So i guess this debug feature is working as expected.
Ahh, yeah, sounds that way.
> I guess we should mark CONFIG_DEBUG_BLOCK_EXT_DEVT=y as really dangerous
> to enable because contemporary distributions (i tried Fedora 9) fail
> with it too?
Tejun - do you know whether _any_ distro will boot with
CONFIG_DEBUG_BLOCK_EXT_DEVT=y?
It does sound like perhaps the option should be hidden more, if it's
really only reasonably enabled for some very specialized distro debuggers,
not normal kernel people.
Linus
next prev parent reply other threads:[~2008-10-10 21:11 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-10-10 20:30 Ingo Molnar
2008-10-10 20:40 ` Ingo Molnar
2008-10-10 20:56 ` Ingo Molnar
2008-10-10 21:10 ` Linus Torvalds [this message]
2008-10-11 0:50 ` Tejun Heo
2008-10-11 1:42 ` H. Peter Anvin
2008-10-13 9:13 ` Tejun Heo
2008-10-13 11:07 ` [PATCH] block: add partition attribute for partition number Tejun Heo
2008-10-13 11:27 ` Jens Axboe
2008-10-11 7:11 ` [bug] latest -git boot hang Jens Axboe
2008-10-11 7:19 ` Ingo Molnar
2008-10-11 14:08 ` Jens Axboe
2008-10-11 14:33 ` Ingo Molnar
2008-10-11 14:39 ` Jens Axboe
2008-10-11 14:58 ` Ingo Molnar
2008-10-11 17:58 ` Jens Axboe
2008-10-13 6:41 ` [PATCH] block: add BIG FAT WARNING to CONFIG_DEBUG_BLOCK_EXT_DEVT Tejun Heo
2008-10-13 8:46 ` Jens Axboe
2008-10-14 15:15 ` Christoph Hellwig
2008-10-14 17:31 ` Tejun Heo
2008-10-14 15:07 ` [bug] latest -git boot hang Stephen Smalley
2008-10-14 15:12 ` Ingo Molnar
2008-10-14 15:24 ` Stephen Smalley
2008-10-15 1:48 ` Casey Schaufler
2008-10-13 8:41 ` Takashi Iwai
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