[klibc] Re: Exporting which partitions to md-configure

Neil Brown neilb at suse.de
Mon Jan 30 18:01:57 PST 2006

On Monday January 30, mrmacman_g4 at mac.com wrote:
> On Jan 30, 2006, at 20:10, Neil Brown wrote:
> > On Monday January 30, hpa at zytor.com wrote:
> >> Any feeling how best to do that?  My current thinking is to export  
> >> a "flags" entry in addition to the current ones, presumably based  
> >> on "struct parsed_partitions->parts[].flags" fs/partitions/ 
> >> check.h), which seems to be what causes md_autodetect_dev() to be  
> >> called.
> >
> > I think I would prefer a 'type' attribute in each partition that  
> > records the 'type' from the partition table.  This might be more  
> > generally useful than just for md.  Then your userspace code would  
> > have to look for '253' and use just those partitions.
> Well, for an MSDOS partition table, you would look for '253', for a  
> Mac partition table you could look for something like 'Linux_RAID' or  
> similar (just arbitrarily define some name beginning with the Linux_  
> prefix), etc.  This means that the partition table type would need to  
> be exposed as well (I don't know if it is already).

Mac partition tables doesn't currently support autodetect (as far as I
can tell).  Let's keep it that way.


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