Re: [PATCH] struct char_device

[Alexander Viro]

On Wed, 23 May 2001 [EMAIL PROTECTED] wrote:

> >>    dev_t rdev;
> 
> > Reasonable.
> 
> Good. We all agree.
> (But now you see what I meant in comments about mknod.)
> 
> >>    kdev_t dev;
> 
> > Useless. If you hope that block_device will help to solve rmmod races
> 
> Yes. Why am I mistaken?

Because the problems begin in subsystems. Solving the situation with
block_device_operations is trivial. It's stuff on the character side that
is going to bite you big way. TTY drivers, for example. They are below
the layer where your kdev_t lives.

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