From nobody Mon Feb 9 12:23:56 2026 Received: from smtpout.efficios.com (smtpout.efficios.com [158.69.130.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C6B2D2D97AC; Wed, 24 Dec 2025 17:34:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=158.69.130.18 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766597653; cv=none; b=mcmS4NbPrmjhu7UvcSe3DN/8g22mxeTQEPjRHGoMqDH/WTD5JZxjfG8onpBfGy6ywvBbPJC8ygAonnMJzLIiLaeq40C8FVMp8s9E7ZvNtsO9wKiDQtdAOPPxm9z0RnQfP3F4SAK95FSX+Ienht0STb3ef9K4twmh4e4+8Sl7hCw= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766597653; c=relaxed/simple; bh=Ogk/dngzVOmKb1C80LeAS2BE01H8MPAYx/arFDCFiok=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=IvB7j0O3QE4oHJwTxNOyvUyh6St58I6UQhANQuSNarzG+CsZ8AlIwXTBmDNWhh9y8aAocObDF9bq3XfpVOWwHN9yT+rYyjScghl1WqyAhg7Ufe3nK51ECRepcdhWEghSLLf8pFlF8NLN0jSFAShScA3Fw6FBOsQGPDOZ6rX5uoU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=efficios.com; spf=pass smtp.mailfrom=efficios.com; dkim=pass (2048-bit key) header.d=efficios.com header.i=@efficios.com header.b=mwV8vjej; arc=none smtp.client-ip=158.69.130.18 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=efficios.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=efficios.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=efficios.com header.i=@efficios.com header.b="mwV8vjej" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=efficios.com; s=smtpout1; t=1766597645; bh=Mq4W7sDg/Agh00nn/sSC9HgKzw4XSoLV+yJE0vShXuM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=mwV8vjejIZtBnu/BJjgSoh3W8IJpP5EO2IJSE+RFcgANHPCeB+IvJzRN24gfE2q/n G+qD4TBldsguubC1CzBWgXCZk9cHb6JJGcRY0+A68Qolw2M5dEs2l38UfCj2pM6HFG zfNMYKNSyAO0TChR5iBq28RBTxRKjHoXd2P0MfRXFoUsisfj5/1OkkG+ZYy2SnC+my Q3y321qFZXstB2beDmbgavxfWHzwRRAUR8ARIBm37KXRnsVj0a/kUoQ9sD8N6/7ODe oeJ8PR6D2iPQjP+61hbSwEncWMcef/vyaEQ4YYzfsF7E1LmAPdHZDFUMvSs4268PC9 3lTVo5ib/oSyw== Received: from thinkos.internal.efficios.com (mtl.efficios.com [216.120.195.104]) by smtpout.efficios.com (Postfix) with ESMTPSA id 4dbzWd36bLzfHp; Wed, 24 Dec 2025 12:34:05 -0500 (EST) From: Mathieu Desnoyers To: Andrew Morton Cc: linux-kernel@vger.kernel.org, Mathieu Desnoyers , Thomas Gleixner , stable@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH v1 1/3] mm: Add missing static initializer for init_mm::mm_cid.lock Date: Wed, 24 Dec 2025 12:33:56 -0500 Message-Id: <20251224173358.647691-2-mathieu.desnoyers@efficios.com> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20251224173358.647691-1-mathieu.desnoyers@efficios.com> References: <20251224173358.647691-1-mathieu.desnoyers@efficios.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" Initialize the mm_cid.lock struct member of init_mm. Fixes: 8cea569ca785 ("sched/mmcid: Use proper data structures") Signed-off-by: Mathieu Desnoyers Cc: Andrew Morton Cc: Thomas Gleixner Cc: stable@vger.kernel.org Cc: linux-mm@kvack.org --- mm/init-mm.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/mm/init-mm.c b/mm/init-mm.c index 4600e7605cab..a514f8ce47e3 100644 --- a/mm/init-mm.c +++ b/mm/init-mm.c @@ -44,6 +44,9 @@ struct mm_struct init_mm =3D { .mm_lock_seq =3D SEQCNT_ZERO(init_mm.mm_lock_seq), #endif .user_ns =3D &init_user_ns, +#ifdef CONFIG_SCHED_MM_CID + .mm_cid.lock =3D __RAW_SPIN_LOCK_UNLOCKED(init_mm.mm_cid.lock), +#endif .cpu_bitmap =3D CPU_BITS_NONE, INIT_MM_CONTEXT(init_mm) }; --=20 2.39.5