From nobody Thu Sep 11 01:49:19 2025 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 13C723314D4; Wed, 10 Sep 2025 14:38:23 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757515104; cv=none; b=kMThdHKI+VJjcG9uOHjnEgWxcJFO25EpWH0GUKd4ovIo2j2E1o0iwhR2NsjVr4J6aQ47Os+0X1kdGXeZWJQxBmUstrLSP9KpdSMHR0eTt1QgDskLio8gLlmnrnHT/+2YyCZlQzfBFkvXyV5E2SaIIweAcHcEu9B7h7Clgsr2vxE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757515104; c=relaxed/simple; bh=2Pb+C09AD3Ch8zyPOBqZ4ir9gSxZa2YXPjiwgVDz5cU=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=gzO98m7l3ioVIa9v3uxyYNiE7Vnt7+ZE3eL2aCWeiAGcWtyaKJQuAYNO+kxGMsqK9OheHtjLx2Tii3X+DeUSmZf/jsoyjPAzj9W14vJ9HTR1mxX0DVI1MK9VQ1Ec5syCWQCgYVigWu8vBTgwXxuNaoDYodxjXSapbpT5U3v2O7A= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=RoA1MDpk; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="RoA1MDpk" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2B9CDC4CEEB; Wed, 10 Sep 2025 14:38:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1757515103; bh=2Pb+C09AD3Ch8zyPOBqZ4ir9gSxZa2YXPjiwgVDz5cU=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=RoA1MDpk9S+ycSKb/Q+l+kZDQIZH5mDrtrLuYDtbwiGpz30Uhq+sfvSy2CQYDnSR5 wg7hzq7eYSjWPE+Z6MBC3TyBfpUCuPzrOtIeV+TcOhVAc4y32dVRqMg1DcuBYHDdKx W1lv1OEpocUHLD0TFu2imsiQZRs9EcORK01Y64oS49umndyHGmW2IaNsyN6hj3LYAH gHe4KpMrGeQ1PL09gAmBQk16BERVL+KtvqORXx7/bHJjG3H1aOZSzZED1lISoh9/0G tYlK+EEMLX7z01ucOjdvu2eI1slN05SbPIuqUdsJhE1S/G1Ku1Hm8JYGzFk5Cq1RZP Quhg4OYKyUNbw== From: Christian Brauner Date: Wed, 10 Sep 2025 16:36:58 +0200 Subject: [PATCH 13/32] user: use ns_common_init() 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 Message-Id: <20250910-work-namespace-v1-13-4dd56e7359d8@kernel.org> References: <20250910-work-namespace-v1-0-4dd56e7359d8@kernel.org> In-Reply-To: <20250910-work-namespace-v1-0-4dd56e7359d8@kernel.org> To: Jan Kara , Amir Goldstein , linux-fsdevel@vger.kernel.org Cc: Josef Bacik , Jeff Layton , Mike Yuan , =?utf-8?q?Zbigniew_J=C4=99drzejewski-Szmek?= , Lennart Poettering , Daan De Meyer , Aleksa Sarai , Alexander Viro , Jens Axboe , Tejun Heo , Johannes Weiner , =?utf-8?q?Michal_Koutn=C3=BD?= , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Simon Horman , Chuck Lever , linux-nfs@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, cgroups@vger.kernel.org, netdev@vger.kernel.org, Christian Brauner X-Mailer: b4 0.14.3-dev-385fa X-Developer-Signature: v=1; a=openpgp-sha256; l=874; i=brauner@kernel.org; h=from:subject:message-id; bh=2Pb+C09AD3Ch8zyPOBqZ4ir9gSxZa2YXPjiwgVDz5cU=; b=owGbwMvMwCU28Zj0gdSKO4sYT6slMWQc7OWQVtxd+Ip3bqPKpWIPt+Mu1t7KLJ/urTU58Ki5X 7pu/uppHaUsDGJcDLJiiiwO7Sbhcst5KjYbZWrAzGFlAhnCwMUpABNxcWJk2Ou+LOxd0g/NsjNF O2W2vVryxUOktTjt072T+xQeMU7sfcnI8FzUsFY+gvdo/yq1+r6zge/q+g8cfHlNQlJ/BatYdcg pbgA= X-Developer-Key: i=brauner@kernel.org; a=openpgp; fpr=4880B8C9BD0E5106FC070F4F7B3C391EFEA93624 Don't cargo-cult the same thing over and over. Signed-off-by: Christian Brauner Reviewed-by: Jan Kara --- kernel/user_namespace.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/kernel/user_namespace.c b/kernel/user_namespace.c index 682f40d5632d..98f4fe84d039 100644 --- a/kernel/user_namespace.c +++ b/kernel/user_namespace.c @@ -124,12 +124,11 @@ int create_user_ns(struct cred *new) goto fail_dec; =20 ns->parent_could_setfcap =3D cap_raised(new->cap_effective, CAP_SETFCAP); - ret =3D ns_alloc_inum(&ns->ns); + + ret =3D ns_common_init(&ns->ns, &userns_operations, true); if (ret) goto fail_free; - ns->ns.ops =3D &userns_operations; =20 - refcount_set(&ns->ns.count, 1); /* Leave the new->user_ns reference with the new user namespace. */ ns->parent =3D parent_ns; ns->level =3D parent_ns->level + 1; --=20 2.47.3