On Thu, Mar 6, 2025 at 4:38 AM Petr Mladek <pmla...@suse.com> wrote:
>
> On Wed 2025-03-05 10:57:47, Tamir Duberstein wrote:
> > On Wed, Mar 5, 2025 at 10:55 AM Andy Shevchenko
> > <andriy.shevche...@linux.intel.com> wrote:
> > >
> > > On Wed, Mar 05, 2025 at 10:25:51AM -0500, Tamir Duberstein wrote:
> > > > On Wed, Mar 5, 2025 at 10:01 AM Petr Mladek <pmla...@suse.com> wrote:
> > > > > On Fri 2025-02-14 11:20:01, Tamir Duberstein wrote:
> > >
> > > ...
> > >
> > > > > >  #include <kunit/test.h>
> > > > > > -#include <linux/bitops.h>
> > > > > > -#include <linux/kernel.h>
> > > > > >  #include <linux/module.h>
> > > > > > -#include <linux/overflow.h>
> > > > > > -#include <linux/printk.h>
> > > > > >  #include <linux/prandom.h>
> > > > > >  #include <linux/slab.h>
> > > > > > -#include <linux/string.h>
> > > > > > +#include <linux/sprintf.h>
> > > > > >
> > > > > >  #define BUF_SIZE 1024
> > > > >
> > > > > It would make more sense to do this clean up in the 3rd patch
> > > > > where some code was replaced by the kunit macros.
> > > > >
> > > > > I would personally prefer to keep the explicit includes when the
> > > > > related API is still used. It helps to optimize nested includes
> > > > > in the header files which helps to speedup build. AFAIK, there
> > > > > are people working in this optimization and they might need
> > > > > to revert this change.
> > > >
> > > > Yeah, I don't feel strongly. I'll just restore all the includes.
> > >
> > > It will be blind approach. Please, try to look at them closely and 
> > > include what
> > > you use (IWYU principle). I don't think anybody uses kernel.h here, for
> > > example.
> > >
> > I think I'm getting conflicting instructions here. IWYU is indeed what
> > I did: bitops, kernel, overflow, printk are all unused;
>
> I believe that the headers were added for a reason. And this patchset
> keeps most of the code. This is why the change look suspicious.
> And I see in the patched lib/tests/scanf_kunit.c:
>
>   + hweight32(), BITS_PER_TYPE(), BITS_PER_LONG which looks like bitops stuff
>   + is_signed_type(), type_min(), type_max() from overflow.h
>
> So, I would keep bitops.h and overflow.h.

Thanks for checking.

> The printk() calls were obviously removed in the 3rd patch so printk.h
> include should be removed there.
>
> I do not see any obvious reason for kernel.h, so I would remove it
> in a separate patch.
>
> >  string is used only for sprintf, so I made that replacement.
>
> Makes sense. But please do this in a separate patch with this
> explanation. It might be done together with the kernel.h removal.

Will do.

Thanks again.
Tamir

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