linux-kernel - Re: Build regressions/improvements in v4.0-rc5

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Date:	Mon, 23 Mar 2015 21:53:30 +0100
From:	Geert Uytterhoeven <geert@...ux-m68k.org>
To:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Cc:	"linuxppc-dev@...ts.ozlabs.org" <linuxppc-dev@...ts.ozlabs.org>
Subject: Re: Build regressions/improvements in v4.0-rc5

On Mon, Mar 23, 2015 at 8:16 PM, Geert Uytterhoeven
<geert@...ux-m68k.org> wrote:
> JFYI, when comparing v4.0-rc5[1] to v4.0-rc4[3], the summaries are:
>   - build errors: +19/-7

  + /home/kisskb/slave/src/drivers/gpu/drm/bridge/ptn3460.c: error:
implicit declaration of function 'devm_gpiod_get'
[-Werror=implicit-function-declaration]:  => 333:2
  + /home/kisskb/slave/src/drivers/gpu/drm/bridge/ptn3460.c: error:
implicit declaration of function 'gpiod_direction_output'
[-Werror=implicit-function-declaration]:  => 340:2
  + /home/kisskb/slave/src/drivers/gpu/drm/bridge/ptn3460.c: error:
implicit declaration of function 'gpiod_set_value'
[-Werror=implicit-function-declaration]:  => 135:2
  + /home/kisskb/slave/src/mm/memory_hotplug.c: error:
'PAGES_PER_SECTION' undeclared (first use in this function):  =>
1836:46, 1178:18, 1943:46
  + /home/kisskb/slave/src/mm/memory_hotplug.c: error:
'PAGE_SECTION_MASK' undeclared (first use in this function):  =>
1177:20
  + /home/kisskb/slave/src/mm/memory_hotplug.c: error:
'PFN_SECTION_SHIFT' undeclared (first use in this function):  =>
1405:31
  + /home/kisskb/slave/src/mm/memory_hotplug.c: error: implicit
declaration of function '__nr_to_section'
[-Werror=implicit-function-declaration]:  => 1841:3
  + /home/kisskb/slave/src/mm/memory_hotplug.c: error: implicit
declaration of function 'find_memory_block_hinted'
[-Werror=implicit-function-declaration]:  => 1848:3
  + /home/kisskb/slave/src/mm/memory_hotplug.c: error: implicit
declaration of function 'pfn_to_section_nr'
[-Werror=implicit-function-declaration]:  => 1837:3
  + /home/kisskb/slave/src/mm/memory_hotplug.c: error: implicit
declaration of function 'present_section_nr'
[-Werror=implicit-function-declaration]:  => 1838:3
  + /home/kisskb/slave/src/mm/memory_hotplug.c: error: implicit
declaration of function 'section_nr_to_pfn'
[-Werror=implicit-function-declaration]:  => 1873:3
  + error: book3s_64_vio_hv.c: undefined reference to
`power7_wakeup_loss':  => .text+0x408)

powerpc-randconfig

  + error: kvm_main.c: undefined reference to `__stack_chk_guard':  =>
.text+0x5be8)

x86_64-randconfig

  + error: misc.c: undefined reference to `__stack_chk_fail':  => .text+0x9f0)
  + error: misc.c: undefined reference to `__stack_chk_guard':  =>
.text+0x50c), .text+0x310)

sh-randconfig

> [1] http://kisskb.ellerman.id.au/kisskb/head/8610/ (255 out of 257 configs)
> [3] http://kisskb.ellerman.id.au/kisskb/head/8579/ (255 out of 257 configs)

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds
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