linux-kernel - Re: Build regressions/improvements in v4.11-rc1

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Date:   Mon, 6 Mar 2017 15:08:13 +0100
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Cc:     Ingo Molnar <mingo@...nel.org>
Subject: Re: Build regressions/improvements in v4.11-rc1

On Mon, Mar 6, 2017 at 2:59 PM, Geert Uytterhoeven <geert@...ux-m68k.org> wrote:
> Below is the list of build error/warning regressions/improvements in
> v4.11-rc1[1] compared to v4.10[2].
>
> Summarized:
>   - build errors: +19/-1

> [1] http://kisskb.ellerman.id.au/kisskb/head/c1ae3cfa0e89fa1a7ecc4c99031f5e9ae99d9201/ (all 266 configs)

> 19 error regressions:
>   + /home/kisskb/slave/src/arch/avr32/oprofile/backtrace.c: error: dereferencing pointer to incomplete type:  => 58
>   + /home/kisskb/slave/src/arch/avr32/oprofile/backtrace.c: error: implicit declaration of function 'user_mode':  => 60
>   + /home/kisskb/slave/src/arch/mips/cavium-octeon/cpu.c: error: implicit declaration of function 'task_stack_page' [-Werror=implicit-function-declaration]:  => 31:3
>   + /home/kisskb/slave/src/arch/mips/cavium-octeon/cpu.c: error: invalid application of 'sizeof' to incomplete type 'struct pt_regs' :  => 31:3
>   + /home/kisskb/slave/src/arch/mips/cavium-octeon/crypto/octeon-crypto.c: error: implicit declaration of function 'task_stack_page' [-Werror=implicit-function-declaration]:  => 35:6
>   + /home/kisskb/slave/src/arch/mips/cavium-octeon/smp.c: error: implicit declaration of function 'task_stack_page' [-Werror=implicit-function-declaration]:  => 214:2
>   + /home/kisskb/slave/src/arch/mips/include/asm/fpu.h: error: invalid application of 'sizeof' to incomplete type 'struct pt_regs' :  => 140:3, 188:2, 138:3, 136:2
>   + /home/kisskb/slave/src/arch/mips/include/asm/processor.h: error: invalid application of 'sizeof' to incomplete type 'struct pt_regs':  => 385:31
>   + /home/kisskb/slave/src/arch/mips/kernel/smp-mt.c: error: implicit declaration of function 'task_stack_page' [-Werror=implicit-function-declaration]:  => 215:2
>   + /home/kisskb/slave/src/arch/mips/sgi-ip27/ip27-berr.c: error: dereferencing pointer to incomplete type:  => 59:17, 66:13
>   + /home/kisskb/slave/src/arch/mips/sgi-ip27/ip27-berr.c: error: implicit declaration of function 'force_sig' [-Werror=implicit-function-declaration]:  => 75:2
>   + /home/kisskb/slave/src/arch/mips/sgi-ip32/ip32-berr.c: error: implicit declaration of function 'force_sig' [-Werror=implicit-function-declaration]:  => 31:2
>   + /home/kisskb/slave/src/arch/openrisc/include/asm/atomic.h: Error: unknown opcode2 `l.lwa'.:  => 70, 107, 69
>   + /home/kisskb/slave/src/arch/openrisc/include/asm/atomic.h: Error: unknown opcode2 `l.swa'.:  => 72, 71, 111
>   + /home/kisskb/slave/src/arch/openrisc/include/asm/bitops/atomic.h: Error: unknown opcode2 `l.lwa'.:  => 18, 35, 70, 90
>   + /home/kisskb/slave/src/arch/openrisc/include/asm/bitops/atomic.h: Error: unknown opcode2 `l.swa'.:  => 20, 37, 92, 72
>   + /home/kisskb/slave/src/arch/openrisc/include/asm/cmpxchg.h: Error: unknown opcode2 `l.lwa'.:  => 68, 30
>   + /home/kisskb/slave/src/arch/openrisc/include/asm/cmpxchg.h: Error: unknown opcode2 `l.swa'.:  => 34, 69
>   + /home/kisskb/slave/src/drivers/char/nwbutton.c: error: implicit declaration of function 'kill_cad_pid' [-Werror=implicit-function-declaration]:  => 134:3

CC mingo ;-)

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