Re: Build regressions/improvements in v5.4-rc1

[Geert Uytterhoeven]

On Wed, Oct 2, 2019 at 11:05 AM Geert Uytterhoeven <geert@xxxxxxxxxxxxxx> wrote:
> Below is the list of build error/warning regressions/improvements in
> v5.4-rc1[1] compared to v5.3[2].
>
> Summarized:
>   - build errors: +15/-3
>   - build warnings: +215/-117
>
> Note that there may be false regressions, as some logs are incomplete.
> Still, they're build errors/warnings.
>
> Happy fixing! ;-)
>
> Thanks to the linux-next team for providing the build service.
>
> [1] http://kisskb.ellerman.id.au/kisskb/branch/linus/head/54ecb8f7028c5eb3d740bb82b0f1d90f2df63c5c/ (233 out of 242 configs)
> [2] http://kisskb.ellerman.id.au/kisskb/branch/linus/head/4d856f72c10ecb060868ed10ff1b1453943fc6c8/ (all 242 configs)
>
>
> *** ERRORS ***
>
> 15 error regressions:
>   + /kisskb/build/tmp/cc1Or5dj.s: Error: can't resolve `_start' {*UND* section} - `L0 ' {.text section}:  => 663, 1200, 222, 873, 1420
>   + /kisskb/build/tmp/cc2uWmof.s: Error: can't resolve `_start' {*UND* section} - `L0 ' {.text section}:  => 1213, 919, 688, 1434, 226
>   + /kisskb/build/tmp/ccc6hBqd.s: Error: can't resolve `_start' {*UND* section} - `L0 ' {.text section}:  => 513, 1279, 1058, 727
>   + /kisskb/build/tmp/cclSQ19p.s: Error: can't resolve `_start' {*UND* section} - `L0 ' {.text section}:  => 1396, 881, 1175, 671, 226
>   + /kisskb/build/tmp/ccu3SlxY.s: Error: can't resolve `_start' {*UND* section} - `L0 ' {.text section}:  => 1238, 911, 222, 680, 1457

Various mips (allmodconfig, allnoconfig, malta_defconfig, ip22_defconfig)

Related to

    /kisskb/src/arch/mips/vdso/Makefile:61: MIPS VDSO requires binutils >= 2.25

?

>   + /kisskb/src/arch/mips/include/asm/octeon/cvmx-ipd.h: error: 'CVMX_PIP_SFT_RST' undeclared (first use in this function):  => 331:36
>   + /kisskb/src/arch/mips/include/asm/octeon/cvmx-ipd.h: error: 'CVMX_PIP_SFT_RST' undeclared (first use in this function); did you mean 'CVMX_CIU_SOFT_RST'?:  => 331:36
>   + /kisskb/src/arch/mips/include/asm/octeon/cvmx-ipd.h: error: storage size of 'pip_sft_rst' isn't known:  => 330:27

mips-allmodconfig (CC Matthew Wilcox)

>   + /kisskb/src/drivers/watchdog/cpwd.c: error: 'compat_ptr_ioctl' undeclared here (not in a function):  => 500:19

sparc64-allmodconfig (CC Arnd Bergmann)

>   + error: "__delay" [drivers/net/phy/mdio-cavium.ko] undefined!:  => N/A

sh-allmodconfig (CC David Daney)

>   + error: "__moddi3" [drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.ko] undefined!:  => N/A
>   + error: "__umoddi3" [drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.ko] undefined!:  => N/A

parisc-allmodconfig (CC Alex Vesker)

>   + error: c2p_iplan2.c: undefined reference to `c2p_unsupported':  => .text+0xc4), .text+0x150)
>   + error: c2p_planar.c: undefined reference to `c2p_unsupported':  => .text+0xd6), .text+0x1dc)

m68k-defconfig (https://lore.kernel.org/lkml/20190927094708.11563-1-geert@xxxxxxxxxxxxxx/)

>   + error: page_alloc.c: undefined reference to `node_reclaim_distance':  => .text+0x3180), .text+0x3148)

Various sh4 (migor_defconfig, se7722_defconfig, ul2_defconfig) (CC Matt Fleming)

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

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