Date: Tue, 2 Oct 2012 23:49:03 -0700 (PDT)
From: David Rientjes <rientjes@google.com>
To: Josh Triplett <josh@joshtriplett.org>
cc: Daniel Santos <daniel.santos@pobox.com>,
        LKML <linux-kernel@vger.kernel.org>, Andi Kleen <ak@linux.intel.com>,
        Andrea Arcangeli <aarcange@redhat.com>,
        Andrew Morton <akpm@linux-foundation.org>,
        Christopher Li <sparse@chrisli.org>,
        David Daney <david.daney@cavium.com>,
        David Howells <dhowells@redhat.com>, Joe Perches <joe@perches.com>,
        Konstantin Khlebnikov <khlebnikov@openvz.org>,
        linux-sparse@vger.kernel.org, Michel Lespinasse <walken@google.com>,
        Paul Gortmaker <paul.gortmaker@windriver.com>,
        Pavel Pisa <pisa@cmp.felk.cvut.cz>,
        Peter Zijlstra <a.p.zijlstra@chello.nl>,
        Steven Rostedt <rostedt@goodmis.org>
Subject: Re: [PATCH 7/10] compiler{,-gcc4}.h: Introduce __flatten function
 attribute
In-Reply-To: <20120929005043.GD14293@jtriplet-mobl1>
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References: <1348874411-28288-1-git-send-email-daniel.santos@pobox.com> <1348874411-28288-8-git-send-email-daniel.santos@pobox.com> <20120929002626.GD13907@jtriplet-mobl1> <50664308.6020601@att.net> <20120929005043.GD14293@jtriplet-mobl1>
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On Fri, 28 Sep 2012, Josh Triplett wrote:

> That issue doesn't relate to __flatten, though; it only relates to
> __weak.  Since __flatten (and __compiletime_object_size) will work fine
> on 4.1.0 and 4.1.1, don't exclude them just because the definition for
> __weak elsewhere in the file excludes them.  That just makes it harder
> for anyone who might want to work on the issue with __weak.
> 

Nack to the patch since there are no users of it; there's no need to 
define every possible gcc function attribute.  If anything actually needs 
to use __attribute__((flatten)), then it can introduce it.
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