Re: LVM/Device mapper breaks with -mm (was: Re: 2.5.66-mm1)

From: Joel Becker (Joel.Becker@oracle.com)
Date: Wed Mar 26 2003 - 16:12:51 EST


On Wed, Mar 26, 2003 at 09:52:28PM +0100, Andries Brouwer wrote:
> > We also should iron out our representations. eg, hpa's
> > recommendation for 64bits, or the 12/20 split for 32bit, or etc.
>
> There is no hurry. These changes are just editing a few lines
> in kdev_t.h. I tend to prefer 64 bits, like hpa.
> Maybe I should send another patch tonight, just for playing.

        Please, I'd like that. It does actually matter, because glibc
and mknod (to name a couple) have to pass a proper dev_t for the new
format (glibc actually does an explicit conversion to 8:8 in
sysdeps/sysv/linux/xmkmod.c, which we need to fix to the proper
mapping).
        Stuff like that.

Joel

-- 

"This is the end, beautiful friend. This is the end, my only friend the end Of our elaborate plans, the end Of everything that stands, the end No safety or surprise, the end I'll never look into your eyes again."

Joel Becker Senior Member of Technical Staff Oracle Corporation E-mail: joel.becker@oracle.com Phone: (650) 506-8127 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/



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