From: Scott Wood <scottwood@freescale.com>
To: Christian Borntraeger <borntraeger@de.ibm.com>
Cc: linuxppc-dev@ozlabs.org, brueckner@linux.vnet.ibm.com,
Timur Tabi <timur@freescale.com>,
Alan Cox <alan@lxorguk.ukuu.org.uk>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] hvc_console: returning 0 from put_chars is not an error
Date: Thu, 15 Oct 2009 14:32:54 -0500 [thread overview]
Message-ID: <4AD778E6.7020806@freescale.com> (raw)
In-Reply-To: <200910152126.28024.borntraeger@de.ibm.com>
Christian Borntraeger wrote:
> About the backends, there are some that spin until the text is delivered (e.g.
> virtio) , others can drop (e.g. iucv is a connection oriented protocol and it
> will (and has to) drop if there is no connection).
Sure, dropping due to not having a connection makes sense. That's
different from merely being busy. Can the iucv code tell the difference
between those two states?
-Scott
next prev parent reply other threads:[~2009-10-15 19:32 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-10-14 21:53 [PATCH] hvc_console: returning 0 from put_chars is not an error Timur Tabi
2009-10-15 11:05 ` Christian Borntraeger
2009-10-15 16:09 ` Scott Wood
2009-10-15 18:41 ` Christian Borntraeger
2009-10-15 18:55 ` Timur Tabi
2009-10-15 18:57 ` Scott Wood
2009-10-15 19:26 ` Christian Borntraeger
2009-10-15 19:32 ` Scott Wood [this message]
2009-10-16 8:49 ` Hendrik Brueckner
2009-10-17 23:17 ` Timur Tabi
2009-10-16 4:46 ` Benjamin Herrenschmidt
2009-10-16 15:33 ` Scott Wood
2009-10-16 18:03 ` Benjamin Herrenschmidt
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