Re: [bug] latest -git boot hang

[Takashi Iwai <tiwai@suse.de>]

At Sat, 11 Oct 2008 09:50:19 +0900,
Tejun Heo wrote:
> 
> Hello,
> 
> Linus Torvalds wrote:
> > 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?
> 
> Hmmm... openSUSE 11.0 didn't have any problem with it, which I was a bit
> pleasantly surprised about.  I haven't tested management tools but the
> base system worked just fine.

FYI, even on openSUSE 11.0, it gets a problem when you run mkinitrd on
the kernel with CONFIG_DEBUG_BLOCK_EXT_DEVT=y.  It's a problem of SUSE
mkinitrd, though.


Takashi