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Thu, 09 Oct 2025 12:50:09 -0700 (PDT) Received: from crl-3.node2.local ([125.63.65.162]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-7992b065ac2sm562212b3a.16.2025.10.09.12.50.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 09 Oct 2025 12:50:09 -0700 (PDT) From: Kriish Sharma To: Ingo Molnar , Peter Zijlstra , Juri Lelli , Vincent Guittot , Dietmar Eggemann , Steven Rostedt , Ben Segall , Mel Gorman , Valentin Schneider Cc: linux-kernel@vger.kernel.org, david.hunter.linux@gmail.com, skhan@linuxfoundation.org, Kriish Sharma Subject: [PATCH] sched: remove unused cpumask variable in mm_cid_get() Date: Thu, 9 Oct 2025 19:48:18 +0000 Message-Id: <20251009194818.1587650-1-kriish.sharma2006@gmail.com> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable The variable 'cpumask' in mm_cid_get() was assigned but never used, causing the following build error with -Werror: kernel/sched/sched.h: In function =E2=80=98mm_cid_get=E2=80=99: kernel/sched/sched.h:3743:25: error: variable =E2=80=98cpumask=E2=80=99 set= but not used [-Werror=3Dunused-but-set-variable] 3743 | struct cpumask *cpumask; | ^~~~~~~ Removing the unused variable allows the kernel to compile without errors. Signed-off-by: Kriish Sharma Acked-by: Vlastimil Babka Reviewed-by: Breno Leitao --- kernel/sched/sched.h | 2 -- 1 file changed, 2 deletions(-) diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h index 1f5d07067f60..361f9101cef9 100644 --- a/kernel/sched/sched.h +++ b/kernel/sched/sched.h @@ -3740,11 +3740,9 @@ static inline int mm_cid_get(struct rq *rq, struct t= ask_struct *t, struct mm_struct *mm) { struct mm_cid __percpu *pcpu_cid =3D mm->pcpu_cid; - struct cpumask *cpumask; int cid; =20 lockdep_assert_rq_held(rq); - cpumask =3D mm_cidmask(mm); cid =3D __this_cpu_read(pcpu_cid->cid); if (mm_cid_is_valid(cid)) { mm_cid_snapshot_time(rq, mm); --=20 2.34.1