linux-kernel - Re: [PATCH 1/3] serial: 8250: move rx

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Message-ID: <55DD88E2.3000401@ti.com>
Date:	Wed, 26 Aug 2015 15:07:38 +0530
From:	Sekhar Nori <nsekhar@...com>
To:	Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
	<peter@...leysoftware.com>
CC:	<linux-kernel@...r.kernel.org>, <linux-omap@...r.kernel.org>,
	<linux-serial@...r.kernel.org>, <john.ogness@...utronix.de>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: [PATCH 1/3] serial: 8250: move rx_running out of the bitfield

On Friday 14 August 2015 09:31 PM, Sebastian Andrzej Siewior wrote:
> From: John Ogness <john.ogness@...utronix.de>
> 
> That bitfield is modified by read + or + write operation. If someone
> sets any of the other two bits it might render the lock useless.
> 
> While at it, remove other bitfields as well to avoid more such
> errors.
> 
> Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> Signed-off-by: John Ogness <john.ogness@...utronix.de>
> Signed-off-by: Sebastian Andrzej Siewior <bigeasy@...utronix.de>

Tested with wilink BT module on TI's DRA7 EVM.

Tested-by: Sekhar Nori <nsekhar@...com>

Thanks,
Sekhar
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