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GET /api/patches/2216332/?format=api
{ "id": 2216332, "url": "http://patchwork.ozlabs.org/api/patches/2216332/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-ext4/patch/20260326095354.16340-76-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": "<20260326095354.16340-76-jack@suse.cz>", "list_archive_url": null, "date": "2026-03-26T09:54:28", "name": "[34/42] ext2: Track metadata bhs in fs-private inode part", "commit_ref": null, "pull_url": null, "state": "not-applicable", "archived": false, "hash": "f4990cefcae57cbee12350f228741fa930bb2792", "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/20260326095354.16340-76-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/2216332/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2216332/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "\n <SRS0=GSyt=B2=vger.kernel.org=linux-ext4+bounces-15432-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=Ux56Y7de;\n\tdkim=pass header.d=suse.cz header.i=@suse.cz header.a=ed25519-sha256\n header.s=susede2_ed25519 header.b=cXbY8Urw;\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=Ux56Y7de;\n\tdkim=neutral header.d=suse.cz header.i=@suse.cz header.a=ed25519-sha256\n header.s=susede2_ed25519 header.b=cXbY8Urw;\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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a=ed25519-sha256; c=relaxed/relaxed; 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=6APxvH5SmdcIHWcl7TBM1pTXqnKMUAJBlKozlmMHFBc=;\n\tb=cXbY8Urw21mohEWbRXIRtbAIhbpoHjoLVWQVgQ2Ycu0Cqom3vHrrxr0k6DF3vlVYoOEcWD\n\tDDvfJc521BOCI8Cw==", "v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.cz;\n s=susede2_rsa;\n\tt=1774518901;\n h=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=6APxvH5SmdcIHWcl7TBM1pTXqnKMUAJBlKozlmMHFBc=;\n\tb=Ux56Y7de55mwt3O75RUMHz6DquJzQOf4siyFs/s+smE6/jpzxY/FTEJ1JRUlFsOzEbLuJV\n\tTSANMbSzS16KRgEcX6Zt95zXRzW0MiKyjUIg/nvC8hMb+dO1qjxLfKUCXV7tltvI1+inEj\n\tyOOgIl3wtK0R2dUhUk7Q03jrea6C1b0=", "v=1; a=ed25519-sha256; c=relaxed/relaxed; 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=6APxvH5SmdcIHWcl7TBM1pTXqnKMUAJBlKozlmMHFBc=;\n\tb=cXbY8Urw21mohEWbRXIRtbAIhbpoHjoLVWQVgQ2Ycu0Cqom3vHrrxr0k6DF3vlVYoOEcWD\n\tDDvfJc521BOCI8Cw==" ], "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 34/42] ext2: Track metadata bhs in fs-private inode part", "Date": "Thu, 26 Mar 2026 10:54:28 +0100", "Message-ID": "<20260326095354.16340-76-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=4123; i=jack@suse.cz;\n h=from:subject; bh=zcHN97EwD1Y/vlUwirfZ68msBRzbfUd919+cBu1Gy8s=;\n b=kA0DAAgBnJ2qBz9kQNkByyZiAGnFAk+jrbUrX8v69NsO/nyH/ePXsmPvf0C8YPco8iOLr9wUc\n okBMwQAAQgAHRYhBKtZ0SvWnjKKtVUoHJydqgc/ZEDZBQJpxQJPAAoJEJydqgc/ZEDZzwIH/Ru0\n 2AF+/teHTL5QT0y+e7OM1JSXSgtJVvs45IucCcMez844DMUE9ky8I1vCvwsQFDJzoEvJai4ZaNN\n hvGzJQNe1KukBiOsNsjbkIHfNsH6NHyvL3MqtCP382ebyjrHKTadS9CP2+J2s1XycVtqpHkNTDF\n U33nQqpPdfiTOqHP26e7n5XjTXbA/PKkFArdlvxlIQbdlcs9kRZMsaEZIFyDcW9+P6lGncdtGLn\n XLlwF3Z+xXq+FCkwyQCIIN9eQTAk9RzS7Nvcljc8WKpaQCTijjvpiuTT7ltOCY9dcH5HY/2aMPz\n Rqp32kpQbzXRh/x/Va3tW9q5BUMOXqTSdtRD4G4=", "X-Developer-Key": "i=jack@suse.cz; a=openpgp;\n fpr=93C6099A142276A28BBE35D815BC833443038D8C", "Content-Transfer-Encoding": "8bit", "X-Spamd-Result": "default: False [-1.51 / 50.00];\n\tBAYES_HAM(-3.00)[100.00%];\n\tSUSPICIOUS_RECIPS(1.50)[];\n\tMID_CONTAINS_FROM(1.00)[];\n\tNEURAL_HAM_LONG(-1.00)[-1.000];\n\tR_MISSING_CHARSET(0.50)[];\n\tNEURAL_HAM_SHORT(-0.20)[-1.000];\n\tR_DKIM_ALLOW(-0.20)[suse.cz:s=susede2_rsa,suse.cz:s=susede2_ed25519];\n\tMIME_GOOD(-0.10)[text/plain];\n\tMX_GOOD(-0.01)[];\n\tDBL_BLOCKED_OPENRESOLVER(0.00)[imap1.dmz-prg2.suse.org:helo,imap1.dmz-prg2.suse.org:rdns];\n\tRCVD_COUNT_THREE(0.00)[3];\n\tDKIM_SIGNED(0.00)[suse.cz:s=susede2_rsa,suse.cz:s=susede2_ed25519];\n\tRBL_SPAMHAUS_BLOCKED_OPENRESOLVER(0.00)[2a07:de40:b281:104:10:150:64:97:from];\n\tFUZZY_RATELIMITED(0.00)[rspamd.com];\n\tMIME_TRACE(0.00)[0:+];\n\tARC_NA(0.00)[];\n\tRCPT_COUNT_TWELVE(0.00)[16];\n\tRCVD_TLS_LAST(0.00)[];\n\tTO_MATCH_ENVRCPT_ALL(0.00)[];\n\tFROM_HAS_DN(0.00)[];\n\tRCVD_VIA_SMTP_AUTH(0.00)[];\n\tTAGGED_RCPT(0.00)[];\n\tRECEIVED_SPAMHAUS_BLOCKED_OPENRESOLVER(0.00)[2a07:de40:b281:106:10:150:64:167:received];\n\tSPAMHAUS_XBL(0.00)[2a07:de40:b281:104:10:150:64:97:from];\n\tR_RATELIMIT(0.00)[to(RLpnp1psq57oqao6ocwdpbxen9),to_ip_from(RLhafujjw6m7bafrsz8p45s31g)];\n\tFREEMAIL_CC(0.00)[vger.kernel.org,kernel.org,ZenIV.linux.org.uk,mit.edu,gmail.com,suse.com,mail.parknet.co.jp,linux.dev,suse.de,kvack.org,suse.cz];\n\tDKIM_TRACE(0.00)[suse.cz:+];\n\tFROM_EQ_ENVFROM(0.00)[];\n\tTO_DN_SOME(0.00)[];\n\tFREEMAIL_ENVRCPT(0.00)[gmail.com]", "X-Rspamd-Action": "no action", "X-Spam-Score": "-1.51", "X-Spam-Level": "", "X-Rspamd-Server": "rspamd1.dmz-prg2.suse.org", "X-Rspamd-Queue-Id": "9BBCD5BDC2", "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/ext2/ext2.h | 1 +\n fs/ext2/file.c | 6 ++++--\n fs/ext2/inode.c | 16 +++++++++-------\n fs/ext2/super.c | 1 +\n 4 files changed, 15 insertions(+), 9 deletions(-)", "diff": "diff --git a/fs/ext2/ext2.h b/fs/ext2/ext2.h\nindex 5e0c6c5fcb6c..3eb1f342645c 100644\n--- a/fs/ext2/ext2.h\n+++ b/fs/ext2/ext2.h\n@@ -676,6 +676,7 @@ struct ext2_inode_info {\n #ifdef CONFIG_QUOTA\n \tstruct dquot __rcu *i_dquot[MAXQUOTAS];\n #endif\n+\tstruct mapping_metadata_bhs i_metadata_bhs;\n };\n \n /*\ndiff --git a/fs/ext2/file.c b/fs/ext2/file.c\nindex ebe356a38b18..d9b1eb34694a 100644\n--- a/fs/ext2/file.c\n+++ b/fs/ext2/file.c\n@@ -156,9 +156,11 @@ static int ext2_release_file (struct inode * inode, struct file * filp)\n int ext2_fsync(struct file *file, loff_t start, loff_t end, int datasync)\n {\n \tint ret;\n-\tstruct super_block *sb = file->f_mapping->host->i_sb;\n+\tstruct inode *inode = file->f_mapping->host;\n+\tstruct super_block *sb = inode->i_sb;\n \n-\tret = generic_buffers_fsync(file, start, end, datasync);\n+\tret = mmb_fsync(file, &EXT2_I(inode)->i_metadata_bhs,\n+\t\t\tstart, end, datasync);\n \tif (ret == -EIO)\n \t\t/* We don't really know where the IO error happened... */\n \t\text2_error(sb, __func__,\ndiff --git a/fs/ext2/inode.c b/fs/ext2/inode.c\nindex fb91c61aa6d6..fa33a6e79b93 100644\n--- a/fs/ext2/inode.c\n+++ b/fs/ext2/inode.c\n@@ -95,9 +95,9 @@ void ext2_evict_inode(struct inode * inode)\n \t\t\text2_truncate_blocks(inode, 0);\n \t\text2_xattr_delete_inode(inode);\n \t} else {\n-\t\tsync_mapping_buffers(&inode->i_data);\n+\t\tmmb_sync(&EXT2_I(inode)->i_metadata_bhs);\n \t}\n-\tinvalidate_inode_buffers(inode);\n+\tmmb_invalidate(&EXT2_I(inode)->i_metadata_bhs);\n \tclear_inode(inode);\n \n \text2_discard_reservation(inode);\n@@ -527,7 +527,7 @@ static int ext2_alloc_branch(struct inode *inode,\n \t\t}\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, &EXT2_I(inode)->i_metadata_bhs);\n \t\t/* We used to sync bh here if IS_SYNC(inode).\n \t\t * But we now rely upon generic_write_sync()\n \t\t * and b_inode_buffers. But not for directories.\n@@ -598,7 +598,7 @@ static void ext2_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, &EXT2_I(inode)->i_metadata_bhs);\n \n \tinode_set_ctime_current(inode);\n \tmark_inode_dirty(inode);\n@@ -1211,7 +1211,8 @@ static void __ext2_truncate_blocks(struct inode *inode, loff_t offset)\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 &EXT2_I(inode)->i_metadata_bhs);\n \t\text2_free_branches(inode, &nr, &nr+1, (chain+n-1) - partial);\n \t}\n \t/* Clear the ends of indirect blocks on the shared branch */\n@@ -1220,7 +1221,8 @@ static void __ext2_truncate_blocks(struct inode *inode, loff_t offset)\n \t\t\t\t partial->p + 1,\n \t\t\t\t (__le32*)partial->bh->b_data+addr_per_block,\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 &EXT2_I(inode)->i_metadata_bhs);\n \t\tbrelse (partial->bh);\n \t\tpartial--;\n \t}\n@@ -1303,7 +1305,7 @@ static int ext2_setsize(struct inode *inode, loff_t newsize)\n \n \tinode_set_mtime_to_ts(inode, inode_set_ctime_current(inode));\n \tif (inode_needs_sync(inode)) {\n-\t\tsync_mapping_buffers(inode->i_mapping);\n+\t\tmmb_sync(&EXT2_I(inode)->i_metadata_bhs);\n \t\tsync_inode_metadata(inode, 1);\n \t} else {\n \t\tmark_inode_dirty(inode);\ndiff --git a/fs/ext2/super.c b/fs/ext2/super.c\nindex 603f2641fe10..4118a3a1f620 100644\n--- a/fs/ext2/super.c\n+++ b/fs/ext2/super.c\n@@ -215,6 +215,7 @@ static struct inode *ext2_alloc_inode(struct super_block *sb)\n #ifdef CONFIG_QUOTA\n \tmemset(&ei->i_dquot, 0, sizeof(ei->i_dquot));\n #endif\n+\tmmb_init(&ei->i_metadata_bhs, &ei->vfs_inode.i_data);\n \n \treturn &ei->vfs_inode;\n }\n", "prefixes": [ "34/42" ] }