linux-kernel - Re: DVB-S PCI card regression on 4.19 / 4.20

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Date:   Tue, 20 Nov 2018 08:12:04 +0100
From:   Takashi Iwai <tiwai@...e.de>
To:     stakanov <stakanov@...ipso.eu>
Cc:     Mauro Carvalho Chehab <mchehab@...nel.org>,
        linux-media@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: DVB-S PCI card regression on 4.19 / 4.20

On Tue, 20 Nov 2018 00:19:54 +0100,
stakanov wrote:
> 
> In data martedì 20 novembre 2018 00:08:45 CET, Mauro Carvalho Chehab ha 
> scritto:
> >  uname -a
> > 
> > > Linux silversurfer 4.20.0-rc3-1.g7e16618-default #1 SMP PREEMPT Mon Nov 19
> > > 18:54:15 UTC 2018 (7e16618) x86_64 x86_64 x86_64 GNU/Linux
> 
>  uname -a         
> > Linux silversurfer 4.20.0-rc3-1.g7e16618-default #1 SMP PREEMPT Mon Nov 19 
> > 18:54:15 UTC 2018 (7e16618) x86_64 x86_64 x86_64 GNU/Linux
> 
> from https://download.opensuse.org/repositories/home:/tiwai:/bsc1116374/
> standard/x86_64/

The kernel must be correct (7e16618 contains the patch, I confirmed).

> So I booted this one, should be the right one. 
> sudo dmesg | grep -i b2c2   should give these additional messages? 

Avoid grep but look around the whole lines.  The added debug print is
no dev_info() or such but just a plain printk(), hence it won't give
any prefix.


thanks,

Takashi