On Tue, Sep 23, 2025 at 10:50:55AM -0700, Justinien Bouron wrote:
> On Tue, Sep 16, 2025 at 02:51:09PM +0200, Andy Shevchenko wrote:
> > clang is not happy about set but unused variable:
> > 
> > kernel/kexec_core.c:745:16: error: variable 'maddr' set but not used 
> > [-Werror,-Wunused-but-set-variable]
> >   745 |         unsigned long maddr;
> >       |                       ^
> > 1 error generated.
> > 
> > Fix the compilation breakage (`make W=1` build) by removing unused variable.
> > 
> > As Nathan noted, GCC 16 produces the similar warning;
> > 
> > Fixes: f4fecb50d6e1 ("kexec_core: remove superfluous page offset handling 
> > in segment loading")
> FYI the commit this patch is fixing (i.e. f4fecb50d6e1) is going to need a
> second revision as well (I haven't submitted it yet, still working on it), 
> this
> means that your "Fixes:" tag will need to be changed again, requiring a 3rd
> revision.
> 
> I am not sure what is the proper way forward here. Should I:
>     - Send my v2, without fixing the unused variable and then you send your v3
>       with the updated "Fixes:" tag pointing to my v2.
>     - OR fixing the unused variable in my v2 (i.e. "absorb" this patch in my
>       v2).

Second is the best (integrate this fix into yours v2).

> In the latter case, I am not sure how I am supposed to credit the work in this
> case? Do I need to add another "Signed-off-by: Andy Shevchenko" besides mine?

Just in the comment block (after the cutter '---' line and before the diff) in
a free words. No need for any special tags for this in such a case.

> I'm still learning the ropes on how to contribute through the mailing list so 
> I
> would be grateful if you could share your input on what's the proper way 
> forward
> here.

-- 
With Best Regards,
Andy Shevchenko



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