linux-kernel - Re: [PATCH] tty/sysrq: Export sysrq

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Message-ID: <CAPM=9tzujQOXo5Df+UZLTW5pp3JNfchSX-0KVZmOidvFQWxkCw@mail.gmail.com>
Date:   Sat, 4 Apr 2020 07:53:10 +1000
From:   Dave Airlie <airlied@...il.com>
To:     Michael Ellerman <mpe@...erman.id.au>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Dmitry Safonov <dima@...sta.com>,
        LKML <linux-kernel@...r.kernel.org>,
        Dmitry Safonov <0x7f454c46@...il.com>,
        "kernelci.org bot" <bot@...nelci.org>, Jiri Slaby <jslaby@...e.com>
Subject: Re: [PATCH] tty/sysrq: Export sysrq_mask()

On Thu, 2 Apr 2020 at 11:46, Michael Ellerman <mpe@...erman.id.au> wrote:
>
> Greg Kroah-Hartman <gregkh@...uxfoundation.org> writes:
> > On Wed, Apr 01, 2020 at 03:49:56PM +0100, Dmitry Safonov wrote:
> >> On 4/1/20 3:46 PM, Greg Kroah-Hartman wrote:
> >> > On Wed, Apr 01, 2020 at 03:39:04PM +0100, Dmitry Safonov wrote:
> >> >> Build fix for serial_core being module:
> >> >>   ERROR: modpost: "sysrq_mask" [drivers/tty/serial/serial_core.ko] undefined!
> >> >>
> >> >> Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> >> >> Cc: Jiri Slaby <jslaby@...e.com>
> >> >> Reported-by: "kernelci.org bot" <bot@...nelci.org>
> >> >> Reported-by: Michael Ellerman <mpe@...erman.id.au>
> >> >> Signed-off-by: Dmitry Safonov <dima@...sta.com>
> >> >> ---
> >> >>  drivers/tty/sysrq.c | 1 +
> >> >>  1 file changed, 1 insertion(+)
> >> >
> >> > Is this a new problem?  What commit does this fix?
> >>
> >> Right, sorry I've managed to forget adding the tag:
> >>
> >> Fixes: eaee41727e6d ("sysctl/sysrq: Remove __sysrq_enabled copy")
> >>
> >> Maybe also:
> >>
> >> Link:
> >> https://lore.kernel.org/linux-fsdevel/87tv23tmy1.fsf@mpe.ellerman.id.au/
> >
> > Thanks, that works.  WIll queue this up after -rc1 is out.
>
> Why wait until after rc1?
>
> It's a build break for a bunch of folks and the fix is obviously correct
> (famous last words).

definitely seems like something that should be fixed prior to rc1,
s390 builds in fedora are hitting it.

Dave.