Re: [PATCH] staging: vme_user: add missing includes

[Heikki Huttu]

Wed, May 21, 2025 at 01:43:24PM +0200, Greg KH kirjoitti:
> On Thu, May 15, 2025 at 10:40:13PM +0300, Heikki Huttu wrote:
> > Header files use u32, size_t, dma_addr_t, struct device, struct list_head.
> > Add direct includes to make the headers self-contained.
> > 
> > Signed-off-by: Heikki Huttu <heissendo88@xxxxxxxxx>
> > ---
> >  drivers/staging/vme_user/vme.h      | 5 +++++
> >  drivers/staging/vme_user/vme_user.h | 2 ++
> >  2 files changed, 7 insertions(+)
> > 
> > diff --git a/drivers/staging/vme_user/vme.h b/drivers/staging/vme_user/vme.h
> > index 7753e736f9fd..55499b240dc3 100644
> > --- a/drivers/staging/vme_user/vme.h
> > +++ b/drivers/staging/vme_user/vme.h
> > @@ -3,6 +3,11 @@
> >  #define _VME_H_
> >  
> >  #include <linux/bitops.h>
> > +#include <linux/types.h>
> > +#include <linux/device.h>
> > +#include <linux/list.h>
> > +#include <linux/mm.h>
> > +#include <linux/dma-mapping.h>
> 
> If you are going to add these, please do so in a sorted way.
> 
> But really, why is this needed at all?
> 
> >  
> >  /* Resource Type */
> >  enum vme_resource_type {
> > diff --git a/drivers/staging/vme_user/vme_user.h b/drivers/staging/vme_user/vme_user.h
> > index 19ecb05781cc..297b25fab164 100644
> > --- a/drivers/staging/vme_user/vme_user.h
> > +++ b/drivers/staging/vme_user/vme_user.h
> > @@ -2,6 +2,8 @@
> >  #ifndef _VME_USER_H_
> >  #define _VME_USER_H_
> >  
> > +#include <linux/types.h>
> 
> Same here, are you sure this is needed?
> 
> thanks,
> 
> greg k-h

Hi Greg,

Thank you for the feedback.

I was under the impression that it's generally preferred to use direct includes to make headers self-contained and avoid relying on transitive includes.  
If I was mistaken, apologies — feel free to disregard this.

Best regards,  
Heikki