Messages in this thread | | | From | "H. Peter Anvin" <> | Subject | Re: major/minor split | Date | 20 Mar 2003 15:52:18 -0800 |
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Followup to: <UTC200303202224.h2KMOXC01107.aeb@smtp.cwi.nl> By author: Andries.Brouwer@cwi.nl In newsgroup: linux.dev.kernel > > For kdev_t (8,1) is 0x00080001 and (8,256) is 0x00080100. > So kdev_t allows simple fast composition and decomposition, > but is restricted to the kernel. > While dev_t requires a conditional, since it has to remain > compatible with the old 8+8 userspace. >
I would suggest, instead:
typedef struct kdev { u32 major, minor; } kdev_t;
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