linux-kernel - Re: [PATCH 23/28] keyboard, input: Add hook to input to allow low level event clear

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Message-ID: <20100226080329.GD17062@core.coreip.homeip.net>
Date:	Fri, 26 Feb 2010 00:03:29 -0800
From:	Dmitry Torokhov <dmitry.torokhov@...il.com>
To:	Jason Wessel <jason.wessel@...driver.com>
Cc:	torvalds@...ux-foundation.org, linux-kernel@...r.kernel.org,
	kgdb-bugreport@...ts.sourceforge.net,
	Henrik Rydberg <rydberg@...omail.se>,
	Greg Kroah-Hartman <gregkh@...e.de>,
	Alexey Dobriyan <adobriyan@...il.com>,
	Kay Sievers <kay.sievers@...y.org>, linux-input@...r.kernel.org
Subject: Re: [PATCH 23/28] keyboard, input: Add hook to input to allow low
 level event clear

On Thu, Feb 25, 2010 at 03:21:28PM -0600, Jason Wessel wrote:
> When using a keyboard with kdb, on resuming the system there needs to
> be a hook to allow for the keyboard state to get reset.
> 
> This is mainly because there is no way to force the end user to hold
> down the original keys that were pressed prior to entering kdb.
> 

Instead of adding all the new hook can't you copy the bitmap of
currently pressed keys when you invoke kdb and theni, on exit, use
input_inject_event() to clear bitmasks in the devices?

-- 
Dmitry
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