On Wed, Oct 12, 2022 at 04:30:05PM +0300, Andy Shevchenko wrote: > On Tue, Oct 11, 2022 at 08:01:27AM +0800, Kent Gibson wrote: > > On Mon, Oct 10, 2022 at 11:14:18PM +0300, Andy Shevchenko wrote: > > ... > > > > -#include <linux/gpio.h> > > > #include <linux/gpio/driver.h> > > > +#include <linux/gpio.h> > > > But moving the gpio subsystem header after the gpio/driver is not > > alphabetical ('.' precedes '/') and it read better and made more sense > > to me the way it was. > > Okay, I will move it back. > > ... > > > > +#include <linux/seq_file.h> > > > > I wasn't aware that we use anything from seq_file. > > What am I missing? > > > Eventually I can answer to your question: the commit 0ae3109a8391 > ("gpiolib: cdev: add fdinfo output for line request file descriptors") > is what you are missing. > > That said, we need this patch. > Ah, yes - totally forgot that one is in flight. That makes sense then. With the gpio headers retaining their original order: Rewiewed-by: Kent Gibson <warthog618@xxxxxxxxx> > -- > With Best Regards, > Andy Shevchenko > >