EDITOR=emacs quilt edit linux-2.6.x/drivers/char/mystuff/mydriver.c
NOTE you will have to create the directory linux-2.6.x/drivers/char/mystuff
before you save the file
"mkdir -p linux-2.6.x/drivers/char/mystuff"
4/ You can see all the files managed by quilt
5/ You can see all the patches managed by quilt
6/ To create the patch use the “quilt refresh” command