diff options
| author | Jan Kara <jack@suse.cz> | 2026-03-26 12:54:30 +0300 |
|---|---|---|
| committer | Christian Brauner <brauner@kernel.org> | 2026-03-26 17:03:32 +0300 |
| commit | b0806ac078e21e9dea5c87ee4e3463e0c0161390 (patch) | |
| tree | e210ae44ae3548c4b47fe154f1121454a7e61c93 | |
| parent | 6874973e720f68ed4ae14d4d3adf6f9001117cc1 (diff) | |
| download | linux-b0806ac078e21e9dea5c87ee4e3463e0c0161390.tar.xz | |
bfs: Track metadata bhs in fs-private inode part
Track metadata bhs for an inode in fs-private part of the inode.
Signed-off-by: Jan Kara <jack@suse.cz>
Link: https://patch.msgid.link/20260326095354.16340-78-jack@suse.cz
Signed-off-by: Christian Brauner <brauner@kernel.org>
| -rw-r--r-- | fs/bfs/bfs.h | 1 | ||||
| -rw-r--r-- | fs/bfs/dir.c | 16 | ||||
| -rw-r--r-- | fs/bfs/inode.c | 6 |
3 files changed, 17 insertions, 6 deletions
diff --git a/fs/bfs/bfs.h b/fs/bfs/bfs.h index 606f9378b2f0..b08afe733e63 100644 --- a/fs/bfs/bfs.h +++ b/fs/bfs/bfs.h @@ -35,6 +35,7 @@ struct bfs_inode_info { unsigned long i_dsk_ino; /* inode number from the disk, can be 0 */ unsigned long i_sblock; unsigned long i_eblock; + struct mapping_metadata_bhs i_metadata_bhs; struct inode vfs_inode; }; diff --git a/fs/bfs/dir.c b/fs/bfs/dir.c index 1b140981dbf3..2848401e2bf1 100644 --- a/fs/bfs/dir.c +++ b/fs/bfs/dir.c @@ -68,10 +68,17 @@ static int bfs_readdir(struct file *f, struct dir_context *ctx) return 0; } +static int bfs_fsync(struct file *file, loff_t start, loff_t end, int datasync) +{ + return mmb_fsync(file, + &BFS_I(file->f_mapping->host)->i_metadata_bhs, + start, end, datasync); +} + const struct file_operations bfs_dir_operations = { .read = generic_read_dir, .iterate_shared = bfs_readdir, - .fsync = generic_buffers_fsync, + .fsync = bfs_fsync, .llseek = generic_file_llseek, }; @@ -186,7 +193,7 @@ static int bfs_unlink(struct inode *dir, struct dentry *dentry) set_nlink(inode, 1); } de->ino = 0; - mark_buffer_dirty_inode(bh, dir); + mmb_mark_buffer_dirty(bh, &BFS_I(dir)->i_metadata_bhs); inode_set_mtime_to_ts(dir, inode_set_ctime_current(dir)); mark_inode_dirty(dir); inode_set_ctime_to_ts(inode, inode_get_ctime(dir)); @@ -246,7 +253,7 @@ static int bfs_rename(struct mnt_idmap *idmap, struct inode *old_dir, inode_set_ctime_current(new_inode); inode_dec_link_count(new_inode); } - mark_buffer_dirty_inode(old_bh, old_dir); + mmb_mark_buffer_dirty(old_bh, &BFS_I(old_dir)->i_metadata_bhs); error = 0; end_rename: @@ -296,7 +303,8 @@ static int bfs_add_entry(struct inode *dir, const struct qstr *child, int ino) for (i = 0; i < BFS_NAMELEN; i++) de->name[i] = (i < namelen) ? name[i] : 0; - mark_buffer_dirty_inode(bh, dir); + mmb_mark_buffer_dirty(bh, + &BFS_I(dir)->i_metadata_bhs); brelse(bh); return 0; } diff --git a/fs/bfs/inode.c b/fs/bfs/inode.c index e0e50a9dbe9c..19e49c8cf750 100644 --- a/fs/bfs/inode.c +++ b/fs/bfs/inode.c @@ -188,8 +188,8 @@ static void bfs_evict_inode(struct inode *inode) truncate_inode_pages_final(&inode->i_data); if (inode->i_nlink) - sync_mapping_buffers(&inode->i_data); - invalidate_inode_buffers(inode); + mmb_sync(&BFS_I(inode)->i_metadata_bhs); + mmb_invalidate(&BFS_I(inode)->i_metadata_bhs); clear_inode(inode); if (inode->i_nlink) @@ -259,6 +259,8 @@ static struct inode *bfs_alloc_inode(struct super_block *sb) bi = alloc_inode_sb(sb, bfs_inode_cachep, GFP_KERNEL); if (!bi) return NULL; + mmb_init(&bi->i_metadata_bhs, &bi->vfs_inode.i_data); + return &bi->vfs_inode; } |