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Date: Tue, 14 Aug 2018 18:00:24 -0700
From: Nathan Chancellor <natechancellor@gmail.com>
To: Sebastian Gottschall <s.gottschall@dd-wrt.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        linux-kernel@vger.kernel.org, torvalds@linux-foundation.org,
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Subject: Re: [PATCH 4.9 000/107] 4.9.120-stable review
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On Wed, Aug 15, 2018 at 02:36:00AM +0200, Sebastian Gottschall wrote:
> if SWAP is disabled in kernel config, the following compile error will raise
> up with this release
> 
> arch/x86/built-in.o: in function `max_swapfile_size': (.text+0x3bba1):
> undefined reference to `generic_max_swapfile_size'
> 
> of course this is simple to fix. the function max_swapfile_size must be
> excluded if CONFIG_SWAP is disabled
> 
> Sebastian
> 

This is fixed upstream as commmit 792adb90fa72 ("x86/init: fix build
with CONFIG_SWAP=n").

Cheers,
Nathan