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GET /api/patches/2216334/?format=api
{ "id": 2216334, "url": "http://patchwork.ozlabs.org/api/patches/2216334/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-ext4/patch/20260326095354.16340-81-jack@suse.cz/", "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": "<20260326095354.16340-81-jack@suse.cz>", "list_archive_url": null, "date": "2026-03-26T09:54:33", "name": "[39/42] minix: Track metadata bhs in fs-private inode part", "commit_ref": null, "pull_url": null, "state": "not-applicable", "archived": false, "hash": "427a42dc8950378bc9d85e80f99ec928489da593", "submitter": { "id": 363, "url": "http://patchwork.ozlabs.org/api/people/363/?format=api", "name": "Jan Kara", "email": "jack@suse.cz" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/linux-ext4/patch/20260326095354.16340-81-jack@suse.cz/mbox/", "series": [ { "id": 497561, "url": "http://patchwork.ozlabs.org/api/series/497561/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-ext4/list/?series=497561", "date": "2026-03-26T09:53:55", "name": "fs: Move metadata bh tracking from address_space", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/497561/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2216334/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2216334/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "\n <SRS0=9JCr=B2=vger.kernel.org=linux-ext4+bounces-15437-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 (1024-bit key;\n unprotected) header.d=suse.cz header.i=@suse.cz header.a=rsa-sha256\n header.s=susede2_rsa header.b=k2IXJsi0;\n\tdkim=pass header.d=suse.cz header.i=@suse.cz header.a=ed25519-sha256\n header.s=susede2_ed25519 header.b=+Cu1Sqrs;\n\tdkim=pass (1024-bit key) header.d=suse.cz header.i=@suse.cz\n header.a=rsa-sha256 header.s=susede2_rsa header.b=k2IXJsi0;\n\tdkim=neutral header.d=suse.cz header.i=@suse.cz header.a=ed25519-sha256\n header.s=susede2_ed25519 header.b=+Cu1Sqrs;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=ozlabs.org\n (client-ip=2404:9400:2221:ea00::3; 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d=suse.cz;\n\ts=susede2_ed25519; t=1774518901;\n\th=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc:\n\t mime-version:mime-version:\n\t content-transfer-encoding:content-transfer-encoding:\n\t in-reply-to:in-reply-to:references:references;\n\tbh=7q8Kx1FkVvzvC3Q+vN0M/TZAWD4PkwxVk8bUtCe8P+o=;\n\tb=+Cu1Sqrs9JhQuPOKTkxkGxMDSyqfn0ulyrAC4vq9Q6SIu1uXxzDRpvXlp7Kp2pP2AaLPXE\n\tPHwbdO3200g7UqDA==" ], "From": "Jan Kara <jack@suse.cz>", "To": "<linux-fsdevel@vger.kernel.org>", "Cc": "<linux-block@vger.kernel.org>,\n\tChristian Brauner <brauner@kernel.org>,\n\tAl Viro <viro@ZenIV.linux.org.uk>,\n\t<linux-ext4@vger.kernel.org>,\n\tTed Tso <tytso@mit.edu>,\n\t\"Tigran A. Aivazian\" <aivazian.tigran@gmail.com>,\n\tDavid Sterba <dsterba@suse.com>,\n\tOGAWA Hirofumi <hirofumi@mail.parknet.co.jp>,\n\tMuchun Song <muchun.song@linux.dev>,\n\tOscar Salvador <osalvador@suse.de>,\n\tDavid Hildenbrand <david@kernel.org>,\n\tlinux-mm@kvack.org,\n\tlinux-aio@kvack.org,\n\tBenjamin LaHaise <bcrl@kvack.org>,\n\tJan Kara <jack@suse.cz>", "Subject": "[PATCH 39/42] minix: Track metadata bhs in fs-private inode part", "Date": "Thu, 26 Mar 2026 10:54:33 +0100", "Message-ID": "<20260326095354.16340-81-jack@suse.cz>", "X-Mailer": "git-send-email 2.51.0", "In-Reply-To": "<20260326082428.31660-1-jack@suse.cz>", "References": "<20260326082428.31660-1-jack@suse.cz>", "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", "X-Developer-Signature": "v=1; a=openpgp-sha256; l=4731; i=jack@suse.cz;\n h=from:subject; bh=LB5f9ZM6VTG6f7M+4eM1ibxL/c9eLkxT6oy6CEVQ+ic=;\n b=owEBbQGS/pANAwAIAZydqgc/ZEDZAcsmYgBpxQJTqj+aOzlKcPkCimm7IqpQm2fU61zijKeKW\n 5HhKtDTckGJATMEAAEIAB0WIQSrWdEr1p4yirVVKBycnaoHP2RA2QUCacUCUwAKCRCcnaoHP2RA\n 2TCJB/490VA3we2/AivSVCUBWocvHEyG25ixMq2H4qxIqT2Kd/r8p/4yiXj8YEXR3cO4jiD0KX/\n pofRf+wwtm3lsZyz4ScERTu11HFuTm40DjhGPiJ24IHIo90+iANsl7fNt777dCSU0VWbJliaWQJ\n D/QBlJhGbKvE6k1GJEmb1ifthzuddz473YVtw3fBo4dJ9Wfqj6CAiYTyK0iIGI/k48DYVe5ENlk\n eQ5ILiyrBw/Zz/i+kH2ELXLuvluJKGeLnjQOMG2LtuiSmuWa6N1YDiFL66rlbovT5eMI7EslIZz\n 67ugOsQXYmuIUBf9i1KIjiefsjCTwrw+vMGNu0WLpksqgJps", "X-Developer-Key": "i=jack@suse.cz; a=openpgp;\n fpr=93C6099A142276A28BBE35D815BC833443038D8C", "Content-Transfer-Encoding": "8bit", "X-Spam-Score": "-1.30", "X-Spam-Level": "", "X-Spamd-Result": "default: False [-1.30 / 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"X-Spam-Status": "No, score=-1.2 required=5.0 tests=ARC_SIGNED,ARC_VALID,\n\tDKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DMARC_MISSING,\n\tHEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,\n\tSPF_PASS autolearn=disabled version=4.0.1", "X-Spam-Checker-Version": "SpamAssassin 4.0.1 (2024-03-25) on gandalf.ozlabs.org" }, "content": "Track metadata bhs for an inode in fs-private part of the inode.\n\nSigned-off-by: Jan Kara <jack@suse.cz>\n---\n fs/minix/dir.c | 2 +-\n fs/minix/file.c | 10 +++++++++-\n fs/minix/inode.c | 6 ++++--\n fs/minix/itree_common.c | 11 +++++++----\n fs/minix/minix.h | 3 +++\n 5 files changed, 24 insertions(+), 8 deletions(-)", "diff": "diff --git a/fs/minix/dir.c b/fs/minix/dir.c\nindex a74d000327fa..361d26d87d2e 100644\n--- a/fs/minix/dir.c\n+++ b/fs/minix/dir.c\n@@ -23,7 +23,7 @@ const struct file_operations minix_dir_operations = {\n \t.llseek\t\t= generic_file_llseek,\n \t.read\t\t= generic_read_dir,\n \t.iterate_shared\t= minix_readdir,\n-\t.fsync\t\t= generic_buffers_fsync,\n+\t.fsync\t\t= minix_fsync,\n };\n \n /*\ndiff --git a/fs/minix/file.c b/fs/minix/file.c\nindex 282b3cd1fea3..86e5943cd2ff 100644\n--- a/fs/minix/file.c\n+++ b/fs/minix/file.c\n@@ -7,8 +7,16 @@\n * minix regular file handling primitives\n */\n \n+#include <linux/buffer_head.h>\n #include \"minix.h\"\n \n+int minix_fsync(struct file *file, loff_t start, loff_t end, int datasync)\n+{\n+\treturn mmb_fsync(file,\n+\t\t\t&minix_i(file->f_mapping->host)->i_metadata_bhs,\n+\t\t\tstart, end, datasync);\n+}\n+\n /*\n * We have mostly NULLs here: the current defaults are OK for\n * the minix filesystem.\n@@ -18,7 +26,7 @@ const struct file_operations minix_file_operations = {\n \t.read_iter\t= generic_file_read_iter,\n \t.write_iter\t= generic_file_write_iter,\n \t.mmap_prepare\t= generic_file_mmap_prepare,\n-\t.fsync\t\t= generic_buffers_fsync,\n+\t.fsync\t\t= minix_fsync,\n \t.splice_read\t= filemap_splice_read,\n };\n \ndiff --git a/fs/minix/inode.c b/fs/minix/inode.c\nindex ab7c06efb139..63f378f38d43 100644\n--- a/fs/minix/inode.c\n+++ b/fs/minix/inode.c\n@@ -49,9 +49,9 @@ static void minix_evict_inode(struct inode *inode)\n \t\tinode->i_size = 0;\n \t\tminix_truncate(inode);\n \t} else {\n-\t\tsync_mapping_buffers(&inode->i_data);\n+\t\tmmb_sync(&minix_i(inode)->i_metadata_bhs);\n \t}\n-\tinvalidate_inode_buffers(inode);\n+\tmmb_invalidate(&minix_i(inode)->i_metadata_bhs);\n \tclear_inode(inode);\n \tif (!inode->i_nlink)\n \t\tminix_free_inode(inode);\n@@ -85,6 +85,8 @@ static struct inode *minix_alloc_inode(struct super_block *sb)\n \tei = alloc_inode_sb(sb, minix_inode_cachep, GFP_KERNEL);\n \tif (!ei)\n \t\treturn NULL;\n+\tmmb_init(&ei->i_metadata_bhs, &ei->vfs_inode.i_data);\n+\n \treturn &ei->vfs_inode;\n }\n \ndiff --git a/fs/minix/itree_common.c b/fs/minix/itree_common.c\nindex dad131e30c05..c3cd2c75af9c 100644\n--- a/fs/minix/itree_common.c\n+++ b/fs/minix/itree_common.c\n@@ -98,7 +98,7 @@ static int alloc_branch(struct inode *inode,\n \t\t*branch[n].p = branch[n].key;\n \t\tset_buffer_uptodate(bh);\n \t\tunlock_buffer(bh);\n-\t\tmark_buffer_dirty_inode(bh, inode);\n+\t\tmmb_mark_buffer_dirty(bh, &minix_i(inode)->i_metadata_bhs);\n \t\tparent = nr;\n \t}\n \tif (n == num)\n@@ -135,7 +135,8 @@ static inline int splice_branch(struct inode *inode,\n \n \t/* had we spliced it onto indirect block? */\n \tif (where->bh)\n-\t\tmark_buffer_dirty_inode(where->bh, inode);\n+\t\tmmb_mark_buffer_dirty(where->bh,\n+\t\t\t\t &minix_i(inode)->i_metadata_bhs);\n \n \tmark_inode_dirty(inode);\n \treturn 0;\n@@ -328,14 +329,16 @@ static inline void truncate (struct inode * inode)\n \t\tif (partial == chain)\n \t\t\tmark_inode_dirty(inode);\n \t\telse\n-\t\t\tmark_buffer_dirty_inode(partial->bh, inode);\n+\t\t\tmmb_mark_buffer_dirty(partial->bh,\n+\t\t\t\t\t &minix_i(inode)->i_metadata_bhs);\n \t\tfree_branches(inode, &nr, &nr+1, (chain+n-1) - partial);\n \t}\n \t/* Clear the ends of indirect blocks on the shared branch */\n \twhile (partial > chain) {\n \t\tfree_branches(inode, partial->p + 1, block_end(partial->bh),\n \t\t\t\t(chain+n-1) - partial);\n-\t\tmark_buffer_dirty_inode(partial->bh, inode);\n+\t\tmmb_mark_buffer_dirty(partial->bh,\n+\t\t\t\t &minix_i(inode)->i_metadata_bhs);\n \t\tbrelse (partial->bh);\n \t\tpartial--;\n \t}\ndiff --git a/fs/minix/minix.h b/fs/minix/minix.h\nindex 7e1f652f16d3..f2025c9b5825 100644\n--- a/fs/minix/minix.h\n+++ b/fs/minix/minix.h\n@@ -19,6 +19,7 @@ struct minix_inode_info {\n \t\t__u16 i1_data[16];\n \t\t__u32 i2_data[16];\n \t} u;\n+\tstruct mapping_metadata_bhs i_metadata_bhs;\n \tstruct inode vfs_inode;\n };\n \n@@ -57,6 +58,8 @@ unsigned long minix_count_free_blocks(struct super_block *sb);\n int minix_getattr(struct mnt_idmap *, const struct path *,\n \t\tstruct kstat *, u32, unsigned int);\n int minix_prepare_chunk(struct folio *folio, loff_t pos, unsigned len);\n+struct mapping_metadata_bhs *minix_get_metadata_bhs(struct inode *inode);\n+int minix_fsync(struct file *file, loff_t start, loff_t end, int datasync);\n \n extern void V1_minix_truncate(struct inode *);\n extern void V2_minix_truncate(struct inode *);\n", "prefixes": [ "39/42" ] }