From: Alan Cox <gnomes@lxorguk.ukuu.org.uk>
To: Christian Borntraeger <borntraeger@de.ibm.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Jiri Slaby <jslaby@suse.com>,
linux-serial@vger.kernel.org, linux-s390@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] serial: forbid 8250 on s390
Date: Tue, 12 Dec 2017 15:50:32 +0000 [thread overview]
Message-ID: <20171212155032.2d5ece72@alans-desktop> (raw)
In-Reply-To: <20171212080835.23610-1-borntraeger@de.ibm.com>
On Tue, 12 Dec 2017 09:08:35 +0100
Christian Borntraeger <borntraeger@de.ibm.com> wrote:
> Using "make kvmconfig" results in a potentially unusable linux image
> on s390. The reason is that both the (default on s390) sclp consoles
> as well as the 8250 console register a ttyS<x> as console. Since there
> will be no 8250 on s390 let's fence 8250. This will ensure that there
> is always a working sclp console.
And there is no physical way to attach a PCI express UART to a 390 ?
Alan
next prev parent reply other threads:[~2017-12-12 15:50 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-12 8:08 [PATCH] serial: forbid 8250 on s390 Christian Borntraeger
2017-12-12 8:48 ` Greg Kroah-Hartman
2017-12-12 8:56 ` Christian Borntraeger
2017-12-12 15:50 ` Alan Cox [this message]
2017-12-12 17:50 ` Christian Borntraeger
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