Messages in this thread | | | Date | Mon, 07 Jan 2002 16:58:48 -0500 | From | Jeff Garzik <> | Subject | Re: PATCH 2.5.2.9: ext2 unbork fs.h (part 1/7) |
| |
Arnaldo Carvalho de Melo wrote: > > Em Mon, Jan 07, 2002 at 04:32:40PM -0500, Jeff Garzik escreveu: > > I am very much interested in a better solution... I could not figure > > out how to get a private pointer from a struct inode*, without using a > > nasty OFFSET_OF macro or a pointer to self as I implemented. > > Why nasty, don't you like the list_head macros? 8) BTW, thats how Linus > suggested it to be done in private conversation. Look at list_entry.
Yep, sorry Linus :) I just much prefer inserting the back-ref at object creation time to pointer arithmetic... that way there is no type information lost, and it gives the compiler a better opportunity to see the relationship between the two structs.
Jeff
-- Jeff Garzik | Alternate titles for LOTR: Building 1024 | Fast Times at Uruk-Hai MandrakeSoft | The Took, the Elf, His Daughter and Her Lover | Samwise Gamgee: International Hobbit of Mystery - 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/
| |