Re: [PATCH 1/3] serial: 8250: move rx_running out of the bitfield

From: Sekhar Nori
Date: Wed Aug 26 2015 - 05:37:56 EST


On Friday 14 August 2015 09:31 PM, Sebastian Andrzej Siewior wrote:
> From: John Ogness <john.ogness@xxxxxxxxxxxxx>
>
> 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@xxxxxxxxxxxxxxxxxxx>
> Signed-off-by: John Ogness <john.ogness@xxxxxxxxxxxxx>
> Signed-off-by: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx>

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

Tested-by: Sekhar Nori <nsekhar@xxxxxx>

Thanks,
Sekhar
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