From mboxrd@z Thu Jan 1 00:00:00 1970 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 34CEE3D6C for ; Sat, 4 Nov 2023 14:00:32 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Fvndulxi" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B8B9FC433C8; Sat, 4 Nov 2023 14:00:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1699106432; bh=0Gf7bBJoh0XOjHaD8JAvE8qNXrz5KO5PpGEoAy93VdU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=FvndulxiNFvNYeUzmFBPXT6PVJjdFWGEFYBBPp82d82FF7ERvn+I3VxLtXx9jOoKT d+Ah9RPJixVwI1kgoqx67liiRbtgEjxg1JtsCT9YAL5G1BWIEkdGO3HxvTy/kPkIUM +yv1JbJlVlHsbKOkcgcKSVv9MItnYQu4WaW94QXxQvfaPMVvMCbf3oIYOjGcb+jwFc vkBKhBnEa670g7RBFFNcAoSSDpSJBfXkmTaMXTGwzbgm1VlidJ+eB5fdaCxVdMV6PX uKyVq0uasNqN8kBzk/1ntp+HVEvCySkTTeauSuBtiu9zQ5xiACdqNPNcfAN18qNQuz AIkF4j4eZxoIw== From: Christian Brauner To: Dave Chinner , Christoph Hellwig , Jan Kara , "Darrick J. Wong" Cc: Christian Brauner , linux-fsdevel@vger.kernel.org, Chandan Babu R Subject: [PATCH v2 0/2] Handle multi device freezing Date: Sat, 4 Nov 2023 15:00:11 +0100 Message-Id: <20231104-vfs-multi-device-freeze-v2-0-5b5b69626eac@kernel.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <87bkccnwxc.fsf@debian-BULLSEYE-live-builder-AMD64> References: Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" X-Mailer: b4 0.13-dev-26615 X-Developer-Signature: v=1; a=openpgp-sha256; l=645; i=brauner@kernel.org; h=from:subject:message-id; bh=0Gf7bBJoh0XOjHaD8JAvE8qNXrz5KO5PpGEoAy93VdU=; b=owGbwMvMwCU28Zj0gdSKO4sYT6slMaS6+aV+m19sfWTDnRIO/3fnnEQKXsy7xqB9nJun5PL7KsWW 6d7NHaUsDGJcDLJiiiwO7Sbhcst5KjYbZWrAzGFlAhnCwMUpABNR+sPwVzZodn5QA+ue7IMTjzrKek 9hXDdr96yWSz9c1z1/tI63pYqR4RbXz716Eyc/8VxfUfbqZ0ob40Uvv8gAPrZPIrE/Gj5f5gcA X-Developer-Key: i=brauner@kernel.org; a=openpgp; fpr=4880B8C9BD0E5106FC070F4F7B3C391EFEA93624 Content-Transfer-Encoding: 8bit Hey everyone, Now that we can find the owning filesystem of any device if the superblock and fs_holder_ops are used we need to handle multi-device filesystem freezes. This series does that. Details in the main commit. Thanks! Christian --- Christian Brauner (2): fs: remove dead check fs: handle freezing from multiple devices fs/super.c | 140 +++++++++++++++++++++++++++++++++++++++++------------ include/linux/fs.h | 17 ++++++- 2 files changed, 124 insertions(+), 33 deletions(-) --- base-commit: c6a4738de282fc95752e1f1c5573ab7b4020b55e change-id: 20231103-vfs-multi-device-freeze-506e2c010473