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On 14/09/2015 13:45, David Gibson wrote: >>> >>> === * There is no way for a child to determine what its parent >>> is. It is not * a bidirectional relationship. This is by >>> design. === >>> >>> This part always confused me as there is "Object *parent" in >>> the "struct Object". So there is way to determine but it must >>> not be used? Is it debug only? >>> >>> Anyway, all members of the Object class are under /*< private >>> >*/ so they should not be accesses in sPAPR code, I believe. > Ah, good point, I missed that. I guess we have to keep the owner > field, redundant though it seems. Blech. I think the comment is wrong or at least inaccurate; it only applies to the external QOM interface. The patch is a good idea, even though OBJECT(x)->y traditionally is not used (instead you assign OBJECT(x) to a different Object* variable). Paolo -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQEcBAEBCAAGBQJV9rmEAAoJEL/70l94x66DRYEH/3vWHTrKc5m3aoPgyxlSRCJf dKWtYVhCJ4SFhhtW5v/XTB5ze6PWa8gg/Vv5hBUAhFAaoGkCx2jtLfP/+KS/oYT3 8x+JS9SpWQGjlsaIHGD91HenaOARafgsnJVNp4HqQPPz3IAfYP7noDNrVXhN4eQF zjWnIVdfqD7nUW/f8zzVM3Xv7WEiV19K6foOUs/LTC6OEiqkOIAruvTqIAXn0MHe bTeoWivfibO2Iomq6zExuNnSDjmqrdXuY4jmgMLzpzwrisczy2cCG0wbb0yzuK87 9UXtF90MNC/dIFMVrwmujruR2fWEvorIs+ZR+Udq2n5saau+4WUaX7ATOZzyVao= =5cbm -----END PGP SIGNATURE-----
