From: Andrew Morton <akpm@linux-foundation.org>
To: Matthias Kaehlcke <mka@chromium.org>
Cc: David Rientjes <rientjes@google.com>,
Christoph Lameter <cl@linux.com>,
Pekka Enberg <penberg@kernel.org>,
Joonsoo Kim <iamjoonsoo.kim@lge.com>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/3] mm/slub: Only define kmalloc_large_node_hook() for NUMA systems
Date: Mon, 22 May 2017 14:45:01 -0700 [thread overview]
Message-ID: <20170522144501.2d02b5799e07167dc5aecf3e@linux-foundation.org> (raw)
In-Reply-To: <20170522205621.GL141096@google.com>
On Mon, 22 May 2017 13:56:21 -0700 Matthias Kaehlcke <mka@chromium.org> wrote:
> El Mon, May 22, 2017 at 01:39:26PM -0700 David Rientjes ha dit:
>
> > On Fri, 19 May 2017, Matthias Kaehlcke wrote:
> >
> > > The function is only used when CONFIG_NUMA=y. Placing it in an #ifdef
> > > block fixes the following warning when building with clang:
> > >
> > > mm/slub.c:1246:20: error: unused function 'kmalloc_large_node_hook'
> > > [-Werror,-Wunused-function]
> > >
> >
> > Is clang not inlining kmalloc_large_node_hook() for some reason? I don't
> > think this should ever warn on gcc.
>
> clang warns about unused static inline functions outside of header
> files, in difference to gcc.
I wish it wouldn't. These patches just add clutter.
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next prev parent reply other threads:[~2017-05-22 21:45 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-05-19 21:00 [PATCH 0/3] mm/slub: Fix unused function warnings Matthias Kaehlcke
2017-05-19 21:00 ` [PATCH 1/3] mm/slub: Only define kmalloc_large_node_hook() for NUMA systems Matthias Kaehlcke
2017-05-22 20:39 ` David Rientjes
2017-05-22 20:56 ` Matthias Kaehlcke
2017-05-22 21:45 ` Andrew Morton [this message]
2017-05-23 1:35 ` David Rientjes
2017-05-23 16:56 ` Matthias Kaehlcke
2017-05-23 17:12 ` Doug Anderson
2017-05-24 20:36 ` David Rientjes
2017-05-24 22:09 ` Matthias Kaehlcke
2017-05-26 17:05 ` Doug Anderson
2017-05-19 21:00 ` [PATCH 2/3] mm/slub: Mark slab_free_hook() as __maybe_unused Matthias Kaehlcke
2017-05-19 21:00 ` [PATCH 3/3] mm/slub: Put tid_to_cpu() and tid_to_event() inside #ifdef block Matthias Kaehlcke
2017-05-22 15:24 ` [PATCH 0/3] mm/slub: Fix unused function warnings Christoph Lameter
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