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

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Message-ID: <55DDB48B.80701@hurleysoftware.com>
Date:	Wed, 26 Aug 2015 08:43:55 -0400
From:	Peter Hurley <peter@...leysoftware.com>
To:	Sekhar Nori <nsekhar@...com>
Cc:	Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
	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 08/26/2015 05:37 AM, Sekhar Nori wrote:
> 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>

Already in Greg's tty-next tree (and 4.3-rc1 pull request), Sekhar.

Regards,
Peter Hurley

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