Re: mainline build failure due to 501126083855 ("fbdev/g364fb: Use fbdev I/O helpers")

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On Thu, 31 Aug 2023 at 20:04, Linus Torvalds
<torvalds@xxxxxxxxxxxxxxxxxxxx> wrote:
>
> On Thu, 31 Aug 2023 at 11:48, Sudip Mukherjee (Codethink)
> <sudipm.mukherjee@xxxxxxxxx> wrote:
> > The latest mainline kernel branch fails to build mips jazz_defconfig with
> > the error:
> >
> > drivers/video/fbdev/g364fb.c:115:9: error: 'FB_DEFAULT_IOMEM_HELPERS' undeclared here (not in a function); did you mean 'FB_DEFAULT_IOMEM_OPS'?
> >   115 |         FB_DEFAULT_IOMEM_HELPERS,
> >       |         ^~~~~~~~~~~~~~~~~~~~~~~~
> >       |         FB_DEFAULT_IOMEM_OPS
> >
> >
> > git bisect pointed to 501126083855 ("fbdev/g364fb: Use fbdev I/O helpers").
> >
> > Reverting the commit has fixed the build failure.
> >
> > I will be happy to test any patch or provide any extra log if needed.
>
> Would you mind testing the exact thing that the compiler suggested?
>
> So instead of the revert, just replace FB_DEFAULT_IOMEM_HELPERS with
> FB_DEFAULT_IOMEM_OPS.
>
> I think it's just a typo / confusion with the config variable (which
> is called FB_IOMEM_HELPERS).

Yeah, you were right.
Patch sent - https://lore.kernel.org/lkml/20230902095102.5908-1-sudip.mukherjee@xxxxxxxxxxxxxxx/


-- 
Regards
Sudip



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