linux-kernel - Re: Build regressions/improvements in v4.2-rc3

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Date:	Tue, 28 Jul 2015 21:01:44 +0200
From:	Geert Uytterhoeven <geert@...ux-m68k.org>
To:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: Build regressions/improvements in v4.2-rc3

On Tue, Jul 28, 2015 at 8:14 PM, Geert Uytterhoeven
<geert@...ux-m68k.org> wrote:
> JFYI, when comparing v4.2-rc3[1] to v4.2-rc2[3], the summaries are:
>   - build errors: +24/-8

> [1] http://kisskb.ellerman.id.au/kisskb/head/9157/ (all 254 configs)
> [3] http://kisskb.ellerman.id.au/kisskb/head/9134/ (253 out of 254 configs)

  + /home/kisskb/slave/src/arch/arm/mach-sa1100/assabet.c: error:
'PMD_MASK' undeclared (first use in this function):  => 496:38
  + /home/kisskb/slave/src/arch/arm/mach-sa1100/assabet.c: error:
'pmdval_t' undeclared (first use in this function):  => 498:13
  + /home/kisskb/slave/src/arch/arm/mach-sa1100/assabet.c: error:
implicit declaration of function 'flush_pmd_entry'
[-Werror=implicit-function-declaration]:  => 503:2
  + /home/kisskb/slave/src/arch/arm/mm/copypage-v4mc.c: error:
'COPYPAGE_MINICACHE' undeclared (first use in this function):  =>
77:14
  + /home/kisskb/slave/src/arch/arm/mm/copypage-v4mc.c: error:
'L_PTE_MT_MINICACHE' undeclared (first use in this function):  =>
77:47
  + /home/kisskb/slave/src/arch/arm/mm/copypage-v4mc.c: error:
'L_PTE_PRESENT' undeclared (first use in this function):  => 77:47
  + /home/kisskb/slave/src/arch/arm/mm/copypage-v4mc.c: error:
'L_PTE_YOUNG' undeclared (first use in this function):  => 77:47
  + /home/kisskb/slave/src/arch/arm/mm/copypage-v4mc.c: error:
implicit declaration of function '__flush_dcache_page'
[-Werror=implicit-function-declaration]:  => 73:3
  + /home/kisskb/slave/src/arch/arm/mm/copypage-v4mc.c: error:
implicit declaration of function 'mk_pte'
[-Werror=implicit-function-declaration]:  => 77:2
  + /home/kisskb/slave/src/arch/arm/mm/copypage-v4mc.c: error:
implicit declaration of function 'set_top_pte'
[-Werror=implicit-function-declaration]:  => 77:2
  + /home/kisskb/slave/src/arch/arm/mm/copypage-v4mc.c: error: unknown
field 'cpu_clear_user_highpage' specified in initializer:  => 113:2
  + /home/kisskb/slave/src/arch/arm/mm/copypage-v4mc.c: error: unknown
field 'cpu_copy_user_highpage' specified in initializer:  => 114:2
  + /home/kisskb/slave/src/arch/arm/mm/copypage-v4mc.c: error:
variable 'v4_mc_user_fns' has initializer but incomplete type:  =>
112:8

arm-randconfig

  + /home/kisskb/slave/src/arch/s390/kernel/traps.c: Error: junk at
end of line: `%r2)':  => 300
  + /home/kisskb/slave/src/arch/s390/kernel/traps.c: Error: junk at
end of line: `%r4)':  => 262
  + /home/kisskb/slave/src/arch/s390/kernel/traps.c: Error: syntax
error; missing ')' after base register:  => 300, 262

s390-allyesconfig
s390-allmodconfig

(fixed in v4.2-rc4)

  + /home/kisskb/slave/src/arch/s390/kernel/traps.c: Error: operand
out of range (0x00000000000023e8 is not between 0x0000000000000000 and
0x0000000000000fff):  => 262, 300

s390-defconfig

(fixed in v4.2-rc4)

  + /home/kisskb/slave/src/arch/sh/mm/cache-sh4.c: error:
'cached_to_uncached' undeclared (first use in this function):  =>
99:17
  + /home/kisskb/slave/src/arch/sh/mm/cache-sh4.c: error: implicit
declaration of function 'cpu_context'
[-Werror=implicit-function-declaration]:  => 192:2

sh-randconfig

  + error: aes.c: undefined reference to `.enable_kernel_altivec':  =>
.text+0xa16dcc), .text+0xa16b74), .text+0xa16cc4)
  + error: aes_cbc.c: undefined reference to `.enable_kernel_altivec':
 => .text+0xa17314), .text+0xa17120)

powerpc-randconfig

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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