On Tue, 1 Apr 2008, Matthias Kaehlcke wrote:

> they can't arrive at the second test simultaneously cause cdev_lock
> is used for synchronization.
>
> yes, they would set it to the same value, but two calls to
> list_add(&inode->i_devices, &p->list) would result in
> inode->i_devices being added twice to p->list.

other than that issue, matthew, did the rest of my post look
reasonably accurate in terms of how inode->i_cdev came to be set?

rday
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Robert P. J. Day
Linux Consulting, Training and Annoying Kernel Pedantry:
    Have classroom, will lecture.

http://crashcourse.ca                          Waterloo, Ontario, CANADA
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