linux-kernel - Re: [PATCH 2/3] serial: 8250_omap: check how many bytes were injected

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Message-ID: <55DD88F9.6010003@ti.com>
Date:	Wed, 26 Aug 2015 15:08:01 +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 2/3] serial: 8250_omap: check how many bytes were injected

On Friday 14 August 2015 09:31 PM, Sebastian Andrzej Siewior wrote:
> The function tty_insert_flip_string() returns an int and as such it
> might fail. So the result is that I kindly asked to insert 48 bytes and
> the function only insterted 32.
> I have no idea what to do with the remaining 16 so I think dropping them
> is the only option. I also increase the buf_overrun counter so userpace
> has a clue that we lost bytes.
> 
> Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> 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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