linux-kernel - Re: [PATCH v2] Makefile: Add option to disable gcc automatic inlining

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Message-ID: <CALF0-+X1HBv_mhZC80nFxeqxksb7ZG=rPeij2mGRLn+T0qDfOg@mail.gmail.com>
Date:	Sun, 7 Oct 2012 19:35:13 -0300
From:	Ezequiel Garcia <elezegarcia@...il.com>
To:	richard -rw- weinberger <richard.weinberger@...il.com>
Cc:	linux-kernel@...r.kernel.org, Tim Bird <tim.bird@...sony.com>,
	mmarek@...e.cz, sam@...nborg.org, rientjes@...gle.com
Subject: Re: [PATCH v2] Makefile: Add option to disable gcc automatic inlining

On Sun, Oct 7, 2012 at 7:30 PM, richard -rw- weinberger
<richard.weinberger@...il.com> wrote:
> On Sun, Oct 7, 2012 at 9:18 PM, Ezequiel Garcia <elezegarcia@...il.com> wrote:
>> The new option is CONFIG_CC_DISABLE_AUTO_INLINE and it's
>> located at:
>>   * Kernel hacking
>>     * Disable gcc automatic inlining
>
> Can you guarantee that this will still produce a valid kernel?
> AFAIK we have some functions which have to be inlined in any case.
>

Not sure what you mean by "valid" kernel. I'm using a kernel with
this, of course.
If you mean always_inline attribute: that's a whole different story.
This option only disables *automatic* inlining.

   Ezequiel
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