linux-kernel - Re: linux-next: build warning after merge of the tty tree

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Date:   Mon, 6 Feb 2017 18:01:20 +0100
From:   Ulrich Hecht <ulrich.hecht+renesas@...il.com>
To:     Greg KH <greg@...ah.com>
Cc:     Stephen Rothwell <sfr@...b.auug.org.au>,
        linux-next@...r.kernel.org,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Geert Uytterhoeven <geert+renesas@...der.be>
Subject: Re: linux-next: build warning after merge of the tty tree

On Mon, Feb 6, 2017 at 9:50 AM, Greg KH <greg@...ah.com> wrote:
> On Mon, Feb 06, 2017 at 03:16:38PM +1100, Stephen Rothwell wrote:
>> Hi Greg,
>>
>> After merging the tty tree, today's linux-next build
>> (arm_multi_v7_defconfig) produced this warning:
>>
>> drivers/tty/serial/sh-sci.c:977:12: warning: 'scif_set_rtrg' defined but not used [-Wunused-function]
>>  static int scif_set_rtrg(struct uart_port *port, int rx_trig)
>>             ^
>>
>> Introduced by commit
>>
>>   a380ed461f66 ("serial: sh-sci: implement FIFO threshold register setting")
>>
>> Forgot to add a call to this new function?
>
> I think this is fixed by a patch I just took into my tree, which isn't
> in linux-next yet.  Right Ulrich?

That is correct, it's called in "[PATCH v4 2/4] serial: sh-sci:
SCIFA/B RX FIFO software timeout".

CU
Uli