[dm-devel] Re: [PATCH #blk-for-2.8] init: DEBUG_BLOCK_EXT_DEVT requires explicit root= param

Jens Axboe jens.axboe at oracle.com
Mon Sep 1 11:30:59 UTC 2008


On Mon, Sep 01 2008, Tejun Heo wrote:
> Jens Axboe wrote:
> >> There are other ways to specify device numbers directly (ie. root=8:0)
> >> and DEBUG_BLOCK_EXT_DEVT being a debug option I don't think it
> >> warrants a complex logic, so I just added simple warning message.
> > 
> > How about just putting that in the help entry as well? Given that it's
> > now defaulting to 'n', people that enable it should read the help text
> > anyway.
> 
> I'll add that to help message but I still think it'll be beneficial to
> have warning message printed to avoid getting people off guard. e.g.
> alpha/beta distro built with the debug option turned on to detect bugs.

Honestly, those distros should not enable that option. But it's not a
big deal, if you send a patch with the Kconfig wording updated as well,
I'll add it.

-- 
Jens Axboe




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