linux-kernel - Re: use persistent allocation for cursor blinking.

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Message-ID: <20060801193129.GV22240@redhat.com>
Date:	Tue, 1 Aug 2006 15:31:29 -0400
From:	Dave Jones <davej@...hat.com>
To:	Roland Dreier <rdreier@...co.com>
Cc:	Linux Kernel <linux-kernel@...r.kernel.org>
Subject: Re: use persistent allocation for cursor blinking.

On Tue, Aug 01, 2006 at 12:15:35PM -0700, Roland Dreier wrote:
 >  > Every time the console cursor blinks, we do a kmalloc/kfree pair.
 >  > This patch turns that into a single allocation.
 > 
 > A naive question from someone who knows nothing about this subsystem:
 > is there any possibility of concurrent calls into this function, for
 > example if there are multiple cursors on a multiheaded system?

It's all called under the console_sem iirc.

		Dave

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