linux-kernel - Re: [PATCH] mm/slub: fix -Wunused-function compiler warnings

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Message-ID: <alpine.DEB.2.21.1909171423000.168624@chino.kir.corp.google.com>
Date:   Tue, 17 Sep 2019 14:23:10 -0700 (PDT)
From:   David Rientjes <rientjes@...gle.com>
To:     Qian Cai <cai@....pw>
cc:     akpm@...ux-foundation.org, cl@...ux.com, penberg@...nel.org,
        linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mm/slub: fix -Wunused-function compiler warnings

On Tue, 17 Sep 2019, Qian Cai wrote:

> tid_to_cpu() and tid_to_event() are only used in note_cmpxchg_failure()
> when SLUB_DEBUG_CMPXCHG=y, so when SLUB_DEBUG_CMPXCHG=n by default,
> Clang will complain that those unused functions.
> 
> Signed-off-by: Qian Cai <cai@....pw>

Acked-by: David Rientjes <rientjes@...gle.com>