linux-kernel - Re: linux-next: Tree for Aug 3 (watchdog/menz69

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Date:   Mon, 6 Aug 2018 17:14:09 +0200
From:   Wim Van Sebroeck <wim@...ux-watchdog.org>
To:     Johannes Thumshirn <jth@...nel.org>
Cc:     Randy Dunlap <rdunlap@...radead.org>,
        Wim Van Sebroeck <wim@...ux-watchdog.org>,
        Stephen Rothwell <sfr@...b.auug.org.au>,
        Linux-Next Mailing List <linux-next@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-watchdog@...r.kernel.org
Subject: Re: linux-next: Tree for Aug 3 (watchdog/menz69_wdt.c)

Hi Johannes,

> On Fri, Aug 03, 2018 at 08:39:48AM -0700, Randy Dunlap wrote:
> > On 08/03/2018 02:29 AM, Stephen Rothwell wrote:
> > > Hi all,
> > > 
> > > Changes since 20180802:
> > > 
> > 
> > Hi,
> > 
> > On i386 randconfig with COMPILE_TEST=y and MCB not enabled, I see:
> > 
> > drivers/watchdog/menz69_wdt.o: In function `men_z069_remove':
> > menz69_wdt.c:(.text+0xa6): undefined reference to `mcb_release_mem'
> > drivers/watchdog/menz69_wdt.o: In function `men_z069_probe':
> > menz69_wdt.c:(.text+0xdb): undefined reference to `mcb_request_mem'
> > menz69_wdt.c:(.text+0x14a): undefined reference to `mcb_release_mem'
> > drivers/watchdog/menz69_wdt.o: In function `men_z069_driver_init':
> > menz69_wdt.c:(.init.text+0x15): undefined reference to `__mcb_register_driver'
> > drivers/watchdog/menz69_wdt.o: In function `men_z069_driver_exit':
> > menz69_wdt.c:(.exit.text+0x9): undefined reference to `mcb_unregister_driver'
> > 
> > 
> > The Kconfig for MENZ069_WATCHDOG says:
> > config MENZ069_WATCHDOG
> > 	tristate "MEN 16Z069 Watchdog"
> > 	depends on MCB || COMPILE_TEST
> > 	select WATCHDOG_CORE
> > 
> > Looks to me like the driver really depends on MCB, unless someone wants
> > to add stubs in <linux/mcb.h>.
> 
> *doh* looks like a copy & paste error. Wim can you fold that one in
> (or stage to your tree)?

Added in my tree.

Kind regards,
Wim.

> >From ae045015849cd15fd180e20f44d364e7a37c39c6 Mon Sep 17 00:00:00 2001
> From: Johannes Thumshirn <jthumshirn@...e.de>
> Date: Fri, 3 Aug 2018 18:35:17 +0200
> Subject: [PATCH] watchdog: fix dependencies  of menz69_wdt.o
> 
> Currently menz69_wdt.ko has a dependency on MCB or COMPILE_TEST. But
> it actually needs symbols exported by MCB so the || COMPILE_TEST is
> wrong.
> 
> Signed-off-by: Johannes Thumshirn <jthumshirn@...e.de>
> Reported-by: Randy Dunlap <rdunlap@...radead.org>
> ---
>  drivers/watchdog/Kconfig | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
> index df55d65bbb1c..5ea8909a41f9 100644
> --- a/drivers/watchdog/Kconfig
> +++ b/drivers/watchdog/Kconfig
> @@ -163,7 +163,7 @@ config MENF21BMC_WATCHDOG
>  
>  config MENZ069_WATCHDOG
>  	tristate "MEN 16Z069 Watchdog"
> -	depends on MCB || COMPILE_TEST
> +	depends on MCB
>  	select WATCHDOG_CORE
>  	help
>  	  Say Y here to include support for the MEN 16Z069 Watchdog.
> -- 
> 2.16.4
> 
> 
> 
> -- 
> Johannes Thumshirn                                          Storage
> jthumshirn@...e.de                                +49 911 74053 689
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