Re: 回复：Re: add_disk() make my driver's initialisation, thus kernel stall.

2016-03-20 Thread Valdis . Kletnieks 
On Mon, 21 Mar 2016 09:53:47 +0800, 张云 said:
> The code is just for learning block driver

THe kernel doesn't know that.  You call a routine with the wrong
parameters, it will not work properly.


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回复：Re: add_disk() make my driver's initialisation, thus kernel stall.

2016-03-20 Thread 张云 
The code is just for learning block driver


发自 网易邮箱大师
在2016年03月21日 06:18，valdis.kletni...@vt.edu 写道:
On Sun, 20 Mar 2016 16:38:12 +0800, å¼ äº‘ said:

> My memory disk block driver was compiled successfully.
> But when I insmod my module, initialisation stall at add_disk  in =
> setup_dev function.

> int major = 0;

Are you positive that this is both safe and usable?
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