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

From: Geert Uytterhoeven
Date: Mon Mar 06 2017 - 09:10:02 EST


On Mon, Mar 6, 2017 at 2:59 PM, Geert Uytterhoeven <geert@xxxxxxxxxxxxxx> 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@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