From nobody Sun Feb 8 18:28:23 2026 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 33F9E27C162; Thu, 8 Jan 2026 17:14:27 +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=1767892468; cv=none; b=Xxozn4y/xQuoi47x4h0ZITe97lHQQ6OMx5byUYVQLXVZefyT2Xij3KbEmU7YW5Nq/HJ041/Ix23HcC8+BFqj2CmZZG6dvZfWkv0muUnF4QALJ0YonjffpDpLLavqSP8dnEqyyKuEVQA3DycY8jvGhDisYNQ2op2TynDypUEshmY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767892468; c=relaxed/simple; bh=hlxGHkYb3xkFH9tUolL/syLb6jWJ/uBVgo3tjpiBxyY=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=YIUKi9lht7r+iCcMvRbcsAd6ZBWf7zulB1jxCHSdYKHg8mpGbssP+0H13/COAomENddrMuIC+trlC9koP38b+iE1/6XUNyFK/3BDEymQi6Sa6u5K69YypWe8Q4AFXfCPw0nlrJjseXTN/YlXZ7L08j3ZLV9F9DJ0tt9gVYDqeOY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=d9MmB1m0; 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="d9MmB1m0" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7486EC19422; Thu, 8 Jan 2026 17:14:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1767892467; bh=hlxGHkYb3xkFH9tUolL/syLb6jWJ/uBVgo3tjpiBxyY=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=d9MmB1m04Yq51+yvLj5Igg5jvjt2pHNxTK/fBefOXh8TeU4uLphzQaxU6IN9Pl04A tBoV9hqBlk7GrHjFDyAHkh6LbqS7sqpCYUy/uoeiRJFegNbaFGoIR6bSSAPvq95x5b 3b0SAShJkVnakBG128c5vI/jQfrSS/P2TDGfDgGUgi59ILalooVkG0diDEYBmCbaSk iqhZQYGDY3tXw2lXE6dkvpWeMQR+GcH0PTKSfpBqJDNYo/o+MTaFT+NUjuvjcrOq3e msPZWt4sPG8TodhD1Ox97c2Oy73trggOtjHggajWT0gizYqDghDAFLpOjOEnQ7tPwQ GG2zYe58TRBpw== From: Jeff Layton Date: Thu, 08 Jan 2026 12:13:01 -0500 Subject: [PATCH 06/24] ext4: add setlease file operation 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: <20260108-setlease-6-20-v1-6-ea4dec9b67fa@kernel.org> References: <20260108-setlease-6-20-v1-0-ea4dec9b67fa@kernel.org> In-Reply-To: <20260108-setlease-6-20-v1-0-ea4dec9b67fa@kernel.org> To: Luis de Bethencourt , Salah Triki , Nicolas Pitre , Christoph Hellwig , Jan Kara , Anders Larsen , Alexander Viro , Christian Brauner , David Sterba , Chris Mason , Gao Xiang , Chao Yu , Yue Hu , Jeffle Xu , Sandeep Dhavale , Hongbo Li , Chunhai Guo , Jan Kara , Theodore Ts'o , Andreas Dilger , Jaegeuk Kim , OGAWA Hirofumi , David Woodhouse , Richard Weinberger , Dave Kleikamp , Ryusuke Konishi , Viacheslav Dubeyko , Konstantin Komarov , Mark Fasheh , Joel Becker , Joseph Qi , Mike Marshall , Martin Brandenburg , Miklos Szeredi , Amir Goldstein , Phillip Lougher , Carlos Maiolino , Hugh Dickins , Baolin Wang , Andrew Morton , Namjae Jeon , Sungjong Seo , Yuezhang Mo , Chuck Lever , Alexander Aring , Andreas Gruenbacher , Jonathan Corbet , "Matthew Wilcox (Oracle)" , Eric Van Hensbergen , Latchesar Ionkov , Dominique Martinet , Christian Schoenebeck , Xiubo Li , Ilya Dryomov , Trond Myklebust , Anna Schumaker , Steve French , Paulo Alcantara , Ronnie Sahlberg , Shyam Prasad N , Tom Talpey , Bharath SM , Hans de Goede Cc: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-btrfs@vger.kernel.org, linux-erofs@lists.ozlabs.org, linux-ext4@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, linux-mtd@lists.infradead.org, jfs-discussion@lists.sourceforge.net, linux-nilfs@vger.kernel.org, ntfs3@lists.linux.dev, ocfs2-devel@lists.linux.dev, devel@lists.orangefs.org, linux-unionfs@vger.kernel.org, linux-xfs@vger.kernel.org, linux-mm@kvack.org, gfs2@lists.linux.dev, linux-doc@vger.kernel.org, v9fs@lists.linux.dev, ceph-devel@vger.kernel.org, linux-nfs@vger.kernel.org, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org, Jeff Layton X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=1728; i=jlayton@kernel.org; h=from:subject:message-id; bh=hlxGHkYb3xkFH9tUolL/syLb6jWJ/uBVgo3tjpiBxyY=; b=owEBbQKS/ZANAwAKAQAOaEEZVoIVAcsmYgBpX+W6t0mhuGkERJYbFwmyCbgn+H1ouSbEbBOhS BmnbuhF9HOJAjMEAAEKAB0WIQRLwNeyRHGyoYTq9dMADmhBGVaCFQUCaV/lugAKCRAADmhBGVaC FUEED/9lGYU2hYsgRrdekmYbHARu7YG2VzVJ9YJTF7i9daxcdOeAV+CM9pvICZhlQXj7ksl2zyk +MlC/fF9o43MeuUs82UhWCwUlrjoQWEHCxkZi/kEGCtyrXZStdPHmGPs/jBMBERxfYcccrVRote Af82hjhi7S8o/SeYi72kfMiuEbK+TrD5GIbE/l8Pg07AYvM82MejivNSUusmV3nW9TgqpebQOU8 igqsQPEsODeiWZHFiXaR5yJjNhDdogUGW+iBWXFcfC9EZTc3nSGO83mSmVqTcFNnMJ3ojOQaOa4 JuNqiG7LDyYmfHkVs8jgVxjYG/PUKziFr6CYquQnsGZi5E39ZVl8HX4iSqKoPh6FjDpc1PDG8yr QYPwrdKSZBX5fr5wwy7yrWcwlZeMlCXzoid+Fop70v07YQPWJ5OmwUD7N9Bg0dxArH+srCGIgTR p3f2C5FWpQ05m0xTZ7E7oc6KD34XFgwXIJLCPTEwp3nfRY3+IYLQcH4qfJuCCQSB0waZJ/jDV88 30C0Sp5Ujwb281ckPPKOaDzTtEThYd9Z6U5y6u/ov+PhxJrsPh9JtyAW4Mq+D1+Ds+b5ysfCvDu fGntd6Oj1rEilxy6v1snzESsLykyBBKAn/sMaXn4sW1rixrdAHhQ+hW+SLj+O2Z3iVmdb1IRscZ CKvOoSCXs9sf55Q== X-Developer-Key: i=jlayton@kernel.org; a=openpgp; fpr=4BC0D7B24471B2A184EAF5D3000E684119568215 Add the setlease file_operation to ext4_file_operations and ext4_dir_operations, pointing to generic_setlease. A future patch will change the default behavior to reject lease attempts with -EINVAL when there is no setlease file operation defined. Add generic_setlease to retain the ability to set leases on this filesystem. Signed-off-by: Jeff Layton Reviewed-by: Jan Kara --- fs/ext4/dir.c | 2 ++ fs/ext4/file.c | 2 ++ 2 files changed, 4 insertions(+) diff --git a/fs/ext4/dir.c b/fs/ext4/dir.c index 256fe2c1d4c1619eb2cd915d8b6b05bce72656e7..00c4b3c82b6534790962dc3964c= 0c557162b6dff 100644 --- a/fs/ext4/dir.c +++ b/fs/ext4/dir.c @@ -24,6 +24,7 @@ =20 #include #include +#include #include #include #include @@ -690,4 +691,5 @@ const struct file_operations ext4_dir_operations =3D { #endif .fsync =3D ext4_sync_file, .release =3D ext4_release_dir, + .setlease =3D generic_setlease, }; diff --git a/fs/ext4/file.c b/fs/ext4/file.c index 7a8b3093218921f26a7f8962f94739ba49431230..534cf864101f8d1e5f4106b61c0= 580c858bc0e27 100644 --- a/fs/ext4/file.c +++ b/fs/ext4/file.c @@ -25,6 +25,7 @@ #include #include #include +#include #include #include #include @@ -980,6 +981,7 @@ const struct file_operations ext4_file_operations =3D { .fop_flags =3D FOP_MMAP_SYNC | FOP_BUFFER_RASYNC | FOP_DIO_PARALLEL_WRITE | FOP_DONTCACHE, + .setlease =3D generic_setlease, }; =20 const struct inode_operations ext4_file_inode_operations =3D { --=20 2.52.0