Re: [PATCH 3/3] staging: dgnc: use tty_alloc_driver instead of kcalloc

From: DaeSeok Youn
Date: Tue Mar 22 2016 - 21:38:24 EST


2016-03-22 22:02 GMT+09:00 Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx>:
> On Tue, Mar 22, 2016 at 04:40:24PM +0900, DaeSeok Youn wrote:
>> 2016-03-22 6:05 GMT+09:00 Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx>:
>> > On Mon, Mar 14, 2016 at 01:29:00PM +0900, Daeseok Youn wrote:
>> >> the tty_alloc_driver() can allocate memory for ttys and termios.
>> >> And also it can release allocated memory easly with using
>> >> put_tty_driver().
>> >>
>> >> Signed-off-by: Daeseok Youn <daeseok.youn@xxxxxxxxx>
>> >
>> > But you broke the driver in the previous patch, you can't do that, each
>> > patch has to be 'stand-alone'.
>> I am not sure about 'stand-alone'. this patch has to have dependency on
>> previous patch..
>
> Yes, that is ok, but your first patch said it was just function
> renaming, and then the second patch broke functionality, and the third
> fixed it up. You should have a working kernel at each step in your
> patch series, which you did not.
I got it. So I start over from fixing coding style of dgnc module like
I was doing
dgap module.

>
>> And I have a question not related this thread,
>> I had been waiting my patches merged and also have other patches on
>> same file(in case of dgnc).
>> I couldn't send next patches until previous patches are taken.
>> How can I manage my patches for this case?
>
> Just send your new patches and say they depend on the previous ones. My
> staging patch queue is almost empty at the moment so odds are I have
> already applied, or rejected them.
thanks for your explanation. :-)

I will try to make patches more carefully.

regards,
Daeseok.
>
> thanks,
>
> greg k-h