linux-kernel - Re: linux-next: build failure after merge of the akpm-current tree

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Message-ID: <20150921162411.GD17389@dtor-ws>
Date:	Mon, 21 Sep 2015 09:24:11 -0700
From:	Dmitry Torokhov <dmitry.torokhov@...il.com>
To:	Stephen Rothwell <sfr@...b.auug.org.au>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	linux-next@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: linux-next: build failure after merge of the akpm-current tree

On Mon, Sep 21, 2015 at 02:18:10PM +1000, Stephen Rothwell wrote:
> Hi Andrew,
> 
> After merging the akpm-current tree, today's linux-next build (x86_64
> allmodconfig) failed like this:
> 
> drivers/input/joystick/walkera0701.c:153:4: error: implicit declaration of function 'abs64' [-Werror=implicit-function-declaration]
>     if (abs64(pulse_time - SYNC_PULSE) < RESERVE) /* new frame sync */
>     ^
> 
> Caused by commit
> 
>   ea91f9c72512 ("Remove abs64()")
> 
> interacting with commit
> 
>   46b018fa9500 ("Input: walkera0701 - fix abs() calculations on 64 bit values")
> 
> from the input-current tree.
> 
> I just reverted 46b018fa9500 as ti will no longer be needed.

Hmm, I plan on sending it to Linus in 4.3 merge window. I saw more
patches switching to abs64 flying by so I guess removal will have to add
walkera to the list needing adjusting.

Thanks.

-- 
Dmitry
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