Re: [-mm3 patch]Warning fix: check the return value of kobject_add etc.

[WANG Cong <xiyou.wangcong@gmail.com>]

On Wed, Apr 11, 2007 at 02:23:49PM +0800, Fengguang Wu wrote:
>On Sun, Apr 01, 2007 at 02:20:46PM +0800, Cong WANG wrote:
>> 2007/4/1, Andrew Morton <akpm@linux-foundation.org>:
>> >
>> >Also, please always prepare patches in `patch -p1' form, as per
>> >http://www.zip.com.au/~akpm/linux/patches/stuff/tpp.txt, thanks.
>> >
>> >
>> 
>> Sorry. I am confused with this. Does that mean I should make patches
>> _upon_ the root kernel source directory or first make a copy of the
>> original source code and then diff against the two dirs? But I was
>> told that "patches should be based _in_ the root kernel source
>> directory" and when only one file was modified just to diff it with
>> the original single file. (See Documentation/SubmittingPatches.)
>> 
>> Can you help out? And should I remake this patch? Thanks again!
>
>quilt(http://savannah.nongnu.org/projects/quilt) is your friend.
>
>cd /usr/src/linux
>quilt new my-fix.patch
>quilt edit mm/readahead.c
>quilt refresh --diffstat
>quilt diff
>...

Thanks. I will try it. ;-)