linux-kernel - Re: [PATCH 5.10 048/103] s390/qeth: fix deadlock during failing recovery

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Date:   Mon, 27 Sep 2021 23:55:00 +0530
From:   Naresh Kamboju <naresh.kamboju@...aro.org>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     open list <linux-kernel@...r.kernel.org>,
        linux-stable <stable@...r.kernel.org>,
        Alexandra Winter <wintera@...ux.ibm.com>,
        Julian Wiedmann <jwi@...ux.ibm.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Sasha Levin <sashal@...nel.org>
Subject: Re: [PATCH 5.10 048/103] s390/qeth: fix deadlock during failing recovery

On Mon, 27 Sept 2021 at 23:15, Naresh Kamboju <naresh.kamboju@...aro.org> wrote:
>
> Following commit caused the build failures on s390,

Also noticed on stable-rc 5.10 and 5.14 branches.

> > diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c
> > index 7b0155b0e99e..15477bfb5bd8 100644
> > --- a/drivers/s390/net/qeth_core_main.c
> > +++ b/drivers/s390/net/qeth_core_main.c
> > @@ -5406,7 +5406,8 @@ static int qeth_do_reset(void *data)
> >                 dev_info(&card->gdev->dev,
> >                          "Device successfully recovered!\n");
> >         } else {
> > -               ccwgroup_set_offline(card->gdev);
> > +               qeth_set_offline(card, disc, true);
> > +               ccwgroup_set_offline(card->gdev, false);
>
> drivers/s390/net/qeth_core_main.c: In function 'qeth_close_dev_handler':
> drivers/s390/net/qeth_core_main.c:83:9: error: too few arguments to
> function 'ccwgroup_set_offline'
>    83 |         ccwgroup_set_offline(card->gdev);
>       |         ^~~~~~~~~~~~~~~~~~~~
> In file included from drivers/s390/net/qeth_core.h:44,
>                  from drivers/s390/net/qeth_core_main.c:46:
> arch/s390/include/asm/ccwgroup.h:61:5: note: declared here
>    61 | int ccwgroup_set_offline(struct ccwgroup_device *gdev, bool call_gdrv);
>       |     ^~~~~~~~~~~~~~~~~~~~
> make[3]: *** [scripts/Makefile.build:280:
> drivers/s390/net/qeth_core_main.o] Error 1
>
> Reported-by: Linux Kernel Functional Testing <lkft@...aro.org>
>
>
> Build url:
> https://gitlab.com/Linaro/lkft/mirrors/stable/linux-stable-rc/-/jobs/1626658768#L73
>
>
> --
> Linaro LKFT
> https://lkft.linaro.org