linux-kernel - Re: [PATCH] autofs4: fix compilation without CONFIG

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Message-ID: <50f96318-3d2f-4a76-b605-68be601d926b@email.android.com>
Date:	Sat, 25 Feb 2012 19:07:57 -0800
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
CC:	Andreas Schwab <schwab@...ux-m68k.org>,
	Ian Kent <raven@...maw.net>,
	David Miller <davem@...emloft.net>,
	linux-kernel@...r.kernel.org, autofs@...r.kernel.org,
	Thomas Meyer <thomas@...3r.de>,
	Al Viro <viro@...iv.linux.org.uk>
Subject: Re: [PATCH] autofs4: fix compilation without CONFIG_COMPAT

Fortunately it is, because it always indicates a major design facepalm.



Linus Torvalds <torvalds@...ux-foundation.org> wrote:

>On Sat, Feb 25, 2012 at 5:46 PM, H. Peter Anvin <hpa@...or.com> wrote:
>>
>> I think this patch could help clean up other places, too.
>
>Grepping for CONFIG_COMPAT shows that the most common test is for some
>local variable that indicates "compatness".
>
>The "is_compat_task()" test is actually surprisingly rare.
>
>                    Linus

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