From nobody Fri Oct 3 14:43:58 2025 Received: from mail-ej1-f50.google.com (mail-ej1-f50.google.com [209.85.218.50]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2854425485F for ; Sun, 31 Aug 2025 09:39:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.218.50 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756633184; cv=none; b=Jin/znNZUwySmJmEEKKp+62eAqyu34Oix9g9lKEaQhMKrcM2V/n52E9DuV6giLVOMw9FnvhrkkGJNRlHaygfXQkaEgh5PZgQLTHmZ6+2XDrXuMTKNpCB5TnmwqrA86Objvt7KrU+qBg4sg7kTGPKXWUCFUOScEuy2c/Ify5rijg= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756633184; c=relaxed/simple; bh=ejSn0quWJbA0KnwQ52zQ5YlORsFpksDHeWoc9CICxbQ=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=k9nLex+VKlwdY76L1VQk4du2ZKWd4krYYORo2leF4+GrK/sRSd55OW9BfDgrQj6DmMb+G0xWDImXeh2LpYzAxTohXyDBjYoOd2JfN9zI0SnoNnOdQ5rxW/3djvvi1kujgsGmXF5kWmKSEISOPseQmX5o6GbAG00PujMYS5px0y0= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=ionos.com; spf=pass smtp.mailfrom=ionos.com; dkim=pass (2048-bit key) header.d=ionos.com header.i=@ionos.com header.b=A/muhf4e; arc=none smtp.client-ip=209.85.218.50 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=ionos.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ionos.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=ionos.com header.i=@ionos.com header.b="A/muhf4e" Received: by mail-ej1-f50.google.com with SMTP id a640c23a62f3a-afcb72d5409so608147666b.0 for ; Sun, 31 Aug 2025 02:39:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ionos.com; s=google; t=1756633180; x=1757237980; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=dI2up82+VzPNoEGOK0KS5pECnWl2zWb60qbdyWAfei0=; b=A/muhf4ej1CWlhwfo0sGG/UxBWpAZ1OsVDKasJLk2qxSU9vgHsE8P9QvH/UFYfA0PS Z9mimmS44UER5UWht3vTPfcOKxFWSn2jiTEdo+1rgOpBdy5tzY/ezuL5BVLlDnOQGCcH ssHpqdx47iW3QgZ3yNE0EkOcd0qEQq3P9HYHikOQScQwrfGnN1bS3JBjTIUIB77N0N5U 3y/YXjqE24taC7CBo+j24PO70Kelm6EvEHviTMMu29cBftLeWSQq6gATGDuxxzwaCCLP 0BpEGfUFSwGXgfdEy7+3eiSWbICj6ENkpUE2LhWs+zLR8FfnNs7qGyAb1ap24gzNj0V0 pXug== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1756633180; x=1757237980; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=dI2up82+VzPNoEGOK0KS5pECnWl2zWb60qbdyWAfei0=; b=YoqfrD96U1hCMVbjfKpZaUYTfDOi1Cm2ELToyrT+v+2alqFyEi1WPV5OVHByAKIa0M PotvRkIDKh86SqD7I9V+UaXrEK8N6pAXg8mOxa5USfrSHLozLQ1YwCbe/rDmrktYDOAq jBsTWSh36YopTF8KxasHC3/0I5t5iIw0Mgrmd77cYnuFuKzw7efL+RHQCNgrdi3Z3aYs lvbN0lTZnoTtysluonZJid08O68omlovet4oBfx5cdgGKLCYUjZuxjxO5uCPwKJYHbye cEHpPL8whd9FKR3lTpf6gZ5ze5vvakaItdWEZHpzlyuAvcp8xxCy527n6M9KhXriGV0j /WKQ== X-Forwarded-Encrypted: i=1; AJvYcCWN2WWs4TduioQFfn22iT1kPATY77ng4U7muvJ1tuGzJzkZA9IHYshg6MhF/y8qmbBIhucLS+0L8a74SzI=@vger.kernel.org X-Gm-Message-State: AOJu0YzRWa20oM6YhV3N4fmtZXz0pTrDV6qlCEZOWxC+kTk8Hl+pkrT3 L1v2Rw29pmvzXfLIP/ywJ8x6wMXVUUI+pms2u1oc7JqFZa0IKa/HH/cCggB4GlcdhYs= X-Gm-Gg: ASbGncs/7QkQ1qlXCV1px9HRSr4cXgL8hmifEhknzBDnqPafvjFDSPazYlQgWNMbpeL DYIp14EjmptygTzsvg22zU/sw8zaAhvW+NsQIt3ILVG75T31MqyP96DMPhbV7jvb5KWXKrLh5O0 Z4oTVrPNG/MfQFwMLE+gZSMRLkavdQ1DNVxxM7qri24pg39zFXbxRJ3w3a0NCffDNHngP5Ri8kv E0JIiaYJZFLjK01XB3JjrSLcX/cUd2RCVo0/iK71rzQa7IZHmZeRaIGwgborojLb5w4uJntM6BI 7DNzjXlYIYSPapRpOv6H171IjmfyOPbwiJxteMyB7qmFO0tuxyfoPRvydCLkTuewu8G6uSZwAcw okhFO7Vysv8Kw4FBf46NDLuKOLFREeVYXpBVkM2yv/P3ViqDVzfAWZa7zdBrfsg4tEU+lBRMkNh +TZRl2Ux3h1HD3hKACANMTQg== X-Google-Smtp-Source: AGHT+IFglY590tDBZGAnHSO9yYGk6iJO/gJRHJ6p8/Jsd/CDqMqAkjlpLSX7631ptCWtGbwIvRvDjw== X-Received: by 2002:a17:907:1c91:b0:afe:c459:e663 with SMTP id a640c23a62f3a-b01d8c74aacmr415085966b.21.1756633180414; Sun, 31 Aug 2025 02:39:40 -0700 (PDT) Received: from raven.intern.cm-ag (p200300dc6f1d0f00023064fffe740809.dip0.t-ipconnect.de. [2003:dc:6f1d:f00:230:64ff:fe74:809]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-afefcbd8656sm597512566b.56.2025.08.31.02.39.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 31 Aug 2025 02:39:40 -0700 (PDT) From: Max Kellermann To: akpm@linux-foundation.org, david@redhat.com, axelrasmussen@google.com, yuanchu@google.com, willy@infradead.org, hughd@google.com, mhocko@suse.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, lorenzo.stoakes@oracle.com, Liam.Howlett@oracle.com, vbabka@suse.cz, rppt@kernel.org, surenb@google.com, vishal.moola@gmail.com Cc: Max Kellermann Subject: [PATCH v2 05/12] mm/oom_kill: add `const` to pointer parameter Date: Sun, 31 Aug 2025 11:39:11 +0200 Message-ID: <20250831093918.2815332-6-max.kellermann@ionos.com> X-Mailer: git-send-email 2.47.2 In-Reply-To: <20250831093918.2815332-1-max.kellermann@ionos.com> References: <20250831093918.2815332-1-max.kellermann@ionos.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" For improved const-correctness. Signed-off-by: Max Kellermann --- include/linux/mm.h | 2 +- mm/oom_kill.c | 3 ++- 2 files changed, 3 insertions(+), 2 deletions(-) diff --git a/include/linux/mm.h b/include/linux/mm.h index a40a3c42c904..1c18b89c2d28 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -3840,7 +3840,7 @@ static inline int in_gate_area(struct mm_struct *mm, = unsigned long addr) } #endif /* __HAVE_ARCH_GATE_AREA */ =20 -extern bool process_shares_mm(struct task_struct *p, struct mm_struct *mm); +bool process_shares_mm(const struct task_struct *p, const struct mm_struct= *mm); =20 void drop_slab(void); =20 diff --git a/mm/oom_kill.c b/mm/oom_kill.c index 17650f0b516e..2620b32a8eba 100644 --- a/mm/oom_kill.c +++ b/mm/oom_kill.c @@ -490,7 +490,8 @@ static bool oom_killer_disabled __read_mostly; * task's threads: if one of those is using this mm then this task was also * using it. */ -bool process_shares_mm(struct task_struct *p, struct mm_struct *mm) +bool process_shares_mm(const struct task_struct *const p, + const struct mm_struct *const mm) { struct task_struct *t; =20 --=20 2.47.2