From: Andrew Morton <akpm@linux-foundation.org>
To: Nishanth Aravamudan <nacc@us.ibm.com>
Cc: "Fabio M . Di Nitto" <fabbione@fabbione.net>,
linux-kernel@vger.kernel.org,
"David S. Miller" <davem@davemloft.net>,
Alan Cox <alan@lxorguk.ukuu.org.uk>, Greg KH <gregkh@suse.de>
Subject: Re: [PATCH] kernel/printk: do not turn off bootconsole in printk_late_init if keep_bootcon
Date: Fri, 19 Aug 2011 17:10:24 -0700 [thread overview]
Message-ID: <20110819171024.7805dec6.akpm@linux-foundation.org> (raw)
In-Reply-To: <1312934553-17085-1-git-send-email-nacc@us.ibm.com>
On Tue, 9 Aug 2011 17:02:33 -0700
Nishanth Aravamudan <nacc@us.ibm.com> wrote:
> It seems that commit 7bf693951a8e5f7e600a45b74d91d962a453146e doesn't
> always achieve what it aims, as printk_late_init() runs it
> unconditionally turns off all boot consoles. With this patch, I am able
> to see more messages on the boot console in KVM guests than I can
> without, when keep_bootcon is specified.
>
> Signed-off-by: Nishanth Aravamudan <nacc@us.ibm.com>
> Cc: David S. Miller <davem@davemloft.net>
> Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
> Cc: Greg KH <gregkh@suse.de>
The patch is applicable to 2.6.39.x and to 3.0.x but I'm unable to work
out if the end-user impact is sufficiently serious to warrant
backporting the fix into those kernels.
Please let us know you opinion on this.
next prev parent reply other threads:[~2011-08-20 0:11 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-08-10 0:02 [PATCH] kernel/printk: do not turn off bootconsole in printk_late_init if keep_bootcon Nishanth Aravamudan
2011-08-15 12:03 ` Fabio M. Di Nitto
2011-08-20 0:10 ` Andrew Morton [this message]
2011-08-23 18:41 ` Nishanth Aravamudan
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