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From:   Sven Joachim <svenjoac@gmx.de>
To:     Sebastian Gottschall <s.gottschall@dd-wrt.com>
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        linux-kernel@vger.kernel.org, torvalds@linux-foundation.org,
        akpm@linux-foundation.org, linux@roeck-us.net, shuah@kernel.org,
        patches@kernelci.org, ben.hutchings@codethink.co.uk,
        lkft-triage@lists.linaro.org, stable@vger.kernel.org
Subject: Re: [PATCH 4.9 000/107] 4.9.120-stable review
References: <20180814171520.883143803@linuxfoundation.org>
        <6272e062-6cfc-0669-bebf-ebb039da051a@dd-wrt.com>
Date:   Wed, 15 Aug 2018 19:52:41 +0200
In-Reply-To: <6272e062-6cfc-0669-bebf-ebb039da051a@dd-wrt.com> (Sebastian
        Gottschall's message of "Wed, 15 Aug 2018 19:01:38 +0200")
Message-ID: <87k1orms9i.fsf@turtle.gmx.de>
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On 2018-08-15 19:01 +0200, Sebastian Gottschall wrote:

> nother issue seen on xscale and as it affects all non SMP configured kernels
>
>
> kernel/cpu.c: In function 'boot_cpu_hotplug_init':
> kernel/cpu.c:2204:28: error: 'struct cpuhp_cpu_state' has no member
> named 'booted_once'
> ? this_cpu_write(cpuhp_state.booted_once, true);

I got a different error in 4.9.120 with CONFIG_SMP unset:

,----
| CC      drivers/rtc/rtc-cmos.o
| In file included from drivers/rtc/rtc-cmos.c:45:0:
| ./arch/x86/include/asm/i8259.h: In function 'inb_pic':
| ./arch/x86/include/asm/i8259.h:32:24: error: implicit declaration of function 'inb' [-Werror=implicit-function-declaration]
|   unsigned char value = inb(port);
|                         ^~~
| ./arch/x86/include/asm/i8259.h: In function 'outb_pic':
| ./arch/x86/include/asm/i8259.h:45:2: error: implicit declaration of function 'outb' [-Werror=implicit-function-declaration]
|   outb(value, port);
|   ^~~~
| In file included from ./include/linux/mc146818rtc.h:14:0,
|                  from drivers/rtc/rtc-cmos.c:49:
| ./arch/x86/include/asm/io.h: At top level:
| ./arch/x86/include/asm/io.h:277:20: warning: conflicting types for 'outb'
|  static inline void out##bwl(unsigned type value, int port)  \
|                     ^
| ./arch/x86/include/asm/io.h:316:1: note: in expansion of macro 'BUILDIO'
|  BUILDIO(b, b, char)
|  ^~~~~~~
| ./arch/x86/include/asm/io.h:277:20: error: static declaration of 'outb' follows non-static declaration
|  static inline void out##bwl(unsigned type value, int port)  \
|                     ^
| ./arch/x86/include/asm/io.h:316:1: note: in expansion of macro 'BUILDIO'
|  BUILDIO(b, b, char)
|  ^~~~~~~
| In file included from drivers/rtc/rtc-cmos.c:45:0:
| ./arch/x86/include/asm/i8259.h:45:2: note: previous implicit declaration of 'outb' was here
|   outb(value, port);
|   ^~~~
| In file included from ./include/linux/mc146818rtc.h:14:0,
|                  from drivers/rtc/rtc-cmos.c:49:
| ./arch/x86/include/asm/io.h:283:29: error: conflicting types for 'inb'
|  static inline unsigned type in##bwl(int port)    \
|                              ^
| ./arch/x86/include/asm/io.h:316:1: note: in expansion of macro 'BUILDIO'
|  BUILDIO(b, b, char)
|  ^~~~~~~
| In file included from drivers/rtc/rtc-cmos.c:45:0:
| ./arch/x86/include/asm/i8259.h:32:24: note: previous implicit declaration of 'inb' was here
|   unsigned char value = inb(port);
`----

Cheers,
       Sven