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Tue, 17 Sep 2019 14:23:11 -0700 (PDT) Received: from [2620:15c:17:3:3a5:23a7:5e32:4598] ([2620:15c:17:3:3a5:23a7:5e32:4598]) by smtp.gmail.com with ESMTPSA id m24sm2801001pgj.71.2019.09.17.14.23.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 17 Sep 2019 14:23:11 -0700 (PDT) Date: Tue, 17 Sep 2019 14:23:10 -0700 (PDT) From: David Rientjes X-X-Sender: rientjes@chino.kir.corp.google.com To: Qian Cai cc: akpm@linux-foundation.org, cl@linux.com, penberg@kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] mm/slub: fix -Wunused-function compiler warnings In-Reply-To: <1568752232-5094-1-git-send-email-cai@lca.pw> Message-ID: References: <1568752232-5094-1-git-send-email-cai@lca.pw> User-Agent: Alpine 2.21 (DEB 202 2017-01-01) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII X-Bogosity: Ham, tests=bogofilter, spamicity=0.048480, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: 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 Acked-by: David Rientjes