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GET /api/patches/2218304/?format=api
{ "id": 2218304, "url": "http://patchwork.ozlabs.org/api/patches/2218304/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-ext4/patch/20260331212827.2631020-9-aalbersh@kernel.org/", "project": { "id": 8, "url": "http://patchwork.ozlabs.org/api/projects/8/?format=api", "name": "Linux ext4 filesystem development", "link_name": "linux-ext4", "list_id": "linux-ext4.vger.kernel.org", "list_email": "linux-ext4@vger.kernel.org", "web_url": null, "scm_url": null, "webscm_url": null, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260331212827.2631020-9-aalbersh@kernel.org>", "list_archive_url": null, "date": "2026-03-31T21:28:09", "name": "[v6,08/22] iomap: introduce iomap_fsverity_write() for writing fsverity metadata", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "be0248b79ff4515480a80b9ab4fd42f0fb600bb3", "submitter": { "id": 92821, "url": "http://patchwork.ozlabs.org/api/people/92821/?format=api", "name": "Andrey Albershteyn", "email": "aalbersh@kernel.org" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/linux-ext4/patch/20260331212827.2631020-9-aalbersh@kernel.org/mbox/", "series": [ { "id": 498255, "url": "http://patchwork.ozlabs.org/api/series/498255/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-ext4/list/?series=498255", "date": "2026-03-31T21:28:01", "name": "fs-verity support for XFS with post EOF merkle tree", "version": 6, "mbox": "http://patchwork.ozlabs.org/series/498255/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2218304/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2218304/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "\n <SRS0=mJDu=B7=vger.kernel.org=linux-ext4+bounces-15555-patchwork-incoming=ozlabs.org@ozlabs.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "linux-ext4@vger.kernel.org" ], "Delivered-To": [ "patchwork-incoming@legolas.ozlabs.org", "patchwork-incoming@ozlabs.org" ], "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256\n header.s=k20201202 header.b=k5+PdM2S;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=ozlabs.org\n (client-ip=150.107.74.76; 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a=rsa-sha256; d=subspace.kernel.org;\n\ts=arc-20240116; t=1774992539; c=relaxed/simple;\n\tbh=7Lj/a8CKiTN9mj7lNRCnK8QwMfszRCV4ywKWfTMkpjg=;\n\th=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References:\n\t MIME-Version;\n b=AGRRUVwGEYowTQhtHE43gC1f7v3xmk67dk99he0urF/8MQf5abd+cLKrX71eEyPMGU0ytDSN0Wpk9yzcBff6CKE44RmtBiFdwcBz1+pkN0BTubFZgcDL3QAEa3Z3w1rjjNuOt9crmpbu3Ci+9XR+2/wesOlfPhuCIpPLzmMjyFY=" ], "ARC-Authentication-Results": [ "i=2; gandalf.ozlabs.org;\n dmarc=pass (p=quarantine dis=none) header.from=kernel.org;\n dkim=pass (2048-bit key;\n unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256\n header.s=k20201202 header.b=k5+PdM2S; dkim-atps=neutral;\n spf=pass (client-ip=104.64.211.4; helo=sin.lore.kernel.org;\n envelope-from=linux-ext4+bounces-15555-patchwork-incoming=ozlabs.org@vger.kernel.org;\n receiver=ozlabs.org) smtp.mailfrom=vger.kernel.org", "i=1; smtp.subspace.kernel.org;\n dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org\n header.b=k5+PdM2S; arc=none smtp.client-ip=10.30.226.201" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org;\n\ts=k20201202; t=1774992539;\n\tbh=7Lj/a8CKiTN9mj7lNRCnK8QwMfszRCV4ywKWfTMkpjg=;\n\th=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n\tb=k5+PdM2S8hqtB8kdmZqgcUUfhozKxOZo6xzAuHkaXy9WclvAC/xlVoFuSTjErl+0Z\n\t RBbIcw+SwD2izQ3Kb4JefaLVknPYQAnsmZ1m2Q/aR5qNNRkLdOwf71oRahNNpi60zC\n\t WDQrwsrAVz2ECnLsw6W8rall4qu00qoSOiD3Y1LK0UlvNdaWOAfGDyvhN6U8nepGTF\n\t O5IrkSntdI+TSYstdsfLngfMxRqrUdZJWKxL9snXPCSgSOeYPzS90Kn0ie64tTVRij\n\t 1ihdqDNqg1J+zaNpFfXgsJWUqMtCLb63O4SZc4Gku7F0JiLaW4Pg/xp8ADNaeeNMDY\n\t jhmGDWGrOXRKg==", "From": "Andrey Albershteyn <aalbersh@kernel.org>", "To": "linux-xfs@vger.kernel.org,\n\tfsverity@lists.linux.dev,\n\tlinux-fsdevel@vger.kernel.org,\n\tebiggers@kernel.org", "Cc": "Andrey Albershteyn <aalbersh@kernel.org>,\n\thch@lst.de,\n\tlinux-ext4@vger.kernel.org,\n\tlinux-f2fs-devel@lists.sourceforge.net,\n\tlinux-btrfs@vger.kernel.org,\n\tdjwong@kernel.org", "Subject": "[PATCH v6 08/22] iomap: introduce iomap_fsverity_write() for writing\n fsverity metadata", "Date": "Tue, 31 Mar 2026 23:28:09 +0200", "Message-ID": "<20260331212827.2631020-9-aalbersh@kernel.org>", "X-Mailer": "git-send-email 2.51.2", "In-Reply-To": "<20260331212827.2631020-1-aalbersh@kernel.org>", "References": "<20260331212827.2631020-1-aalbersh@kernel.org>", "Precedence": "bulk", "X-Mailing-List": "linux-ext4@vger.kernel.org", "List-Id": "<linux-ext4.vger.kernel.org>", "List-Subscribe": "<mailto:linux-ext4+subscribe@vger.kernel.org>", "List-Unsubscribe": "<mailto:linux-ext4+unsubscribe@vger.kernel.org>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "X-Spam-Status": "No, score=-1.2 required=5.0 tests=ARC_SIGNED,ARC_VALID,\n\tDKIMWL_WL_HIGH,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DMARC_PASS,\n\tMAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=disabled\n\tversion=4.0.1", "X-Spam-Checker-Version": "SpamAssassin 4.0.1 (2024-03-25) on gandalf.ozlabs.org" }, "content": "This is just a wrapper around iomap_file_buffered_write() to create\nnecessary iterator over metadata.\n\nReviewed-by: Christoph Hellwig <hch@lst.de>\nSigned-off-by: Andrey Albershteyn <aalbersh@kernel.org>\n---\n fs/iomap/buffered-io.c | 25 +++++++++++++++++++++++++\n include/linux/iomap.h | 3 +++\n 2 files changed, 28 insertions(+)", "diff": "diff --git a/fs/iomap/buffered-io.c b/fs/iomap/buffered-io.c\nindex 7ac319618f8e..0f89225dc3d7 100644\n--- a/fs/iomap/buffered-io.c\n+++ b/fs/iomap/buffered-io.c\n@@ -1287,6 +1287,31 @@ iomap_file_buffered_write(struct kiocb *iocb, struct iov_iter *i,\n }\n EXPORT_SYMBOL_GPL(iomap_file_buffered_write);\n \n+int iomap_fsverity_write(struct file *file, loff_t pos, size_t length,\n+\t\tconst void *buf, const struct iomap_ops *ops,\n+\t\tconst struct iomap_write_ops *write_ops)\n+{\n+\tint\t\t\tret;\n+\tstruct iov_iter\t\tiiter;\n+\tstruct kvec\t\tkvec = {\n+\t\t.iov_base\t= (void *)buf,\n+\t\t.iov_len\t= length,\n+\t};\n+\tstruct kiocb\t\tiocb = {\n+\t\t.ki_filp\t= file,\n+\t\t.ki_ioprio\t= get_current_ioprio(),\n+\t\t.ki_pos\t\t= pos,\n+\t};\n+\n+\tiov_iter_kvec(&iiter, WRITE, &kvec, 1, length);\n+\n+\tret = iomap_file_buffered_write(&iocb, &iiter, ops, write_ops, NULL);\n+\tif (ret < 0)\n+\t\treturn ret;\n+\treturn ret == length ? 0 : -EIO;\n+}\n+EXPORT_SYMBOL_GPL(iomap_fsverity_write);\n+\n static void iomap_write_delalloc_ifs_punch(struct inode *inode,\n \t\tstruct folio *folio, loff_t start_byte, loff_t end_byte,\n \t\tstruct iomap *iomap, iomap_punch_t punch)\ndiff --git a/include/linux/iomap.h b/include/linux/iomap.h\nindex 4d9202cae29f..83586f09f365 100644\n--- a/include/linux/iomap.h\n+++ b/include/linux/iomap.h\n@@ -359,6 +359,9 @@ static inline bool iomap_want_unshare_iter(const struct iomap_iter *iter)\n ssize_t iomap_file_buffered_write(struct kiocb *iocb, struct iov_iter *from,\n \t\tconst struct iomap_ops *ops,\n \t\tconst struct iomap_write_ops *write_ops, void *private);\n+int iomap_fsverity_write(struct file *file, loff_t pos, size_t length,\n+\t\tconst void *buf, const struct iomap_ops *ops,\n+\t\tconst struct iomap_write_ops *write_ops);\n void iomap_read_folio(const struct iomap_ops *ops,\n \t\tstruct iomap_read_folio_ctx *ctx, void *private);\n void iomap_readahead(const struct iomap_ops *ops,\n", "prefixes": [ "v6", "08/22" ] }