Re: cannot build Linux 4.4: arch/mips/kernel/signal.c:142:12: error: ‘struct ucontext’ has no member named ‘uc_extcontext’

[Heinrich Schuchardt <xypron.glpk@gmx.de>]

On 01/17/2016 02:54 PM, Heinrich Schuchardt wrote:
> 
> HEAD is now at afd2ff9... Linux 4.4
> arch/mips/kernel/signal.c: In function ‘sc_to_extcontext’:
> arch/mips/kernel/signal.c:142:12: error: ‘struct ucontext’ has no member
> named ‘uc_extcontext’
>   return &uc->uc_extcontext;
>             ^
> In file included from include/linux/poll.h:11:0,
>                  from include/linux/ring_buffer.h:7,
>                  from include/linux/trace_events.h:5,
>                  from include/trace/syscall.h:6,
>                  from include/linux/syscalls.h:81,
>                  from arch/mips/kernel/signal.c:26:
> arch/mips/kernel/signal.c: In function ‘save_msa_extcontext’:
> arch/mips/kernel/signal.c:170:40: error: dereferencing pointer to
> incomplete type
> 

The problem stemmed from make not recognizing that this file was outdated:

Oct 16  2014 arch/mips/include/generated/asm/ucontext.h

Shouldn't make automatically regenerate outdated files?

Best regards

Heinrich Schuchardt