Re: [PATCH] struct char_device

Guest section DW (
Tue, 22 May 2001 21:22:38 +0200

On Tue, May 22, 2001 at 11:08:16AM -0500, Oliver Xymoron wrote:

> > >+ struct list_head hash;

> > Why not name consistently with the struct block_device?
> > struct list_head cd_hash;

> Because foo_ is a throwback to the days when C compilers had a single
> namespace for all structure elements, not a readability aid. If you need
> foo_ to know what type of structure you're futzing with, you need to name
> your variables better.

One often has to go through all occurrences of a variable or
field of a struct. That is much easier with cd_hash and cd_dev
than with hash and dev.

No, it is a good habit, these prefixes, even though it is no longer
necessary because of the C compiler.
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