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From: Arnd Bergmann <arnd@arndb.de>
To: Anup Patel <anup.patel@linaro.org>
Cc: linaro-kernel@lists.linaro.org,
	Peter Maydell <peter.maydell@linaro.org>,
	patches@linaro.org,
	"linux-kernel@vger.kernel.org List"
	<linux-kernel@vger.kernel.org>, Alexander Graf <agraf@suse.de>,
	kvmarm@lists.cs.columbia.edu,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 0/2] Early printk support for virtio console devices.
Date: Fri, 26 Apr 2013 17:03:17 +0200	[thread overview]
Message-ID: <201304261703.17798.arnd@arndb.de> (raw)
In-Reply-To: <CALrVBkuyby_KY_M+yp0e=PLk=7_W_kSxxm62YYSwwp8rwLsCAQ@mail.gmail.com>

On Friday 26 April 2013, Anup Patel wrote:
> I am curious about how smh-based or hypercall-based early prints would
> be handled in following scenario:
> 
> "A board is running KVM ARM enabled kernel and linux console on serial
> port. Now a user remotely connects to the board via telnet/ssh and
> launches a VM with smh-based or hypercall-based earlyprintk."
> 
> In the above scenario, will smh-based or hypercall-based earlyprints
> appear to user on remote shell or not ?

The implementation of the console device would still be done by KVM,
as for any other virtual device, so it shows up whereever kvm is
configured to output the console data.

	Arnd

  reply	other threads:[~2013-04-26 15:03 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-04-26 11:04 [PATCH 0/2] Early printk support for virtio console devices Pranavkumar Sawargaonkar
2013-04-26 11:04 ` [PATCH 1/2] virtio: console: Add early writeonly register to config space Pranavkumar Sawargaonkar
2013-04-29  3:10   ` Rusty Russell
2013-04-26 11:04 ` [PATCH 2/2] arm64: earlyprintk support for virtio-mmio console Pranavkumar Sawargaonkar
2013-04-26 11:19 ` [PATCH 0/2] Early printk support for virtio console devices Alexander Graf
2013-04-26 11:33   ` Peter Maydell
2013-04-26 12:06     ` Anup Patel
2013-04-26 12:33       ` Arnd Bergmann
2013-04-26 12:59         ` Anup Patel
2013-04-26 15:03           ` Arnd Bergmann [this message]
2013-04-26 15:54             ` Marc Zyngier
2013-04-26 15:19         ` Peter Maydell
2013-04-29  3:09   ` Rusty Russell
2013-04-29 12:22     ` Alexander Graf
2013-04-29 12:48       ` Pranavkumar Sawargaonkar
2013-04-29 12:53         ` Alexander Graf
2013-05-01  2:07           ` Rusty Russell
2013-05-01  6:53             ` Anup Patel
2013-05-01 14:46               ` Will Deacon
2013-05-02 10:06             ` Peter Maydell
2013-05-06  5:11               ` Rusty Russell
2013-05-06  9:14                 ` Peter Maydell
2013-05-07  4:46                   ` Rusty Russell
2013-05-07 12:19                     ` Peter Maydell
2013-05-07 15:52                       ` Christopher Covington
2013-05-07 15:58                         ` Peter Maydell
2013-05-08 14:17                           ` Catalin Marinas
2013-05-09 10:39                             ` Grant Likely
2013-05-06  9:40                 ` Pranavkumar Sawargaonkar
2013-04-29 12:50       ` Peter Maydell
2013-04-29 12:53         ` Alexander Graf
2013-04-30  0:32       ` Rusty Russell
2013-05-01  0:26         ` Alexander Graf
2013-05-01  5:01           ` Anup Patel

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