add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/fs/nilfs2/gcinode.c
..
..
@@ -73,10 +73,8 @@
73
73
 		struct the_nilfs *nilfs = inode->i_sb->s_fs_info;
74
74
 
75
75
 		err = nilfs_dat_translate(nilfs->ns_dat, vbn, &pbn);
76
-		if (unlikely(err)) { /* -EIO, -ENOMEM, -ENOENT */
77
-			brelse(bh);
76
+		if (unlikely(err)) /* -EIO, -ENOMEM, -ENOENT */
78
77
 			goto failed;
79
-		}
80
78
 	}
81
79
 
82
80
 	lock_buffer(bh);
..
..
@@ -102,6 +100,8 @@
102
100
  failed:
103
101
 	unlock_page(bh->b_page);
104
102
 	put_page(bh->b_page);
103
+	if (unlikely(err))
104
+		brelse(bh);
105
105
 	return err;
106
106
 }
107
107
 
..
..
@@ -126,9 +126,10 @@
126
126
 int nilfs_gccache_submit_read_node(struct inode *inode, sector_t pbn,
127
127
 				   __u64 vbn, struct buffer_head **out_bh)
128
128
 {
129
+	struct inode *btnc_inode = NILFS_I(inode)->i_assoc_inode;
129
130
 	int ret;
130
131
 
131
-	ret = nilfs_btnode_submit_block(&NILFS_I(inode)->i_btnode_cache,
132
+	ret = nilfs_btnode_submit_block(btnc_inode->i_mapping,
132
133
 					vbn ? : pbn, pbn, REQ_OP_READ, 0,
133
134
 					out_bh, &pbn);
134
135
 	if (ret == -EEXIST) /* internal code (cache hit) */
..
..
@@ -142,7 +143,7 @@
142
143
 	if (!buffer_uptodate(bh)) {
143
144
 		struct inode *inode = bh->b_page->mapping->host;
144
145
 
145
-		nilfs_msg(inode->i_sb, KERN_ERR,
146
+		nilfs_err(inode->i_sb,
146
147
 			  "I/O error reading %s block for GC (ino=%lu, vblocknr=%llu)",
147
148
 			  buffer_nilfs_node(bh) ? "node" : "data",
148
149
 			  inode->i_ino, (unsigned long long)bh->b_blocknr);
..
..
@@ -170,7 +171,7 @@
170
171
 	ii->i_flags = 0;
171
172
 	nilfs_bmap_init_gc(ii->i_bmap);
172
173
 
173
-	return 0;
174
+	return nilfs_attach_btree_node_cache(inode);
174
175
 }
175
176
 
176
177
 /**
..
..
@@ -185,7 +186,7 @@
185
186
 		ii = list_first_entry(head, struct nilfs_inode_info, i_dirty);
186
187
 		list_del_init(&ii->i_dirty);
187
188
 		truncate_inode_pages(&ii->vfs_inode.i_data, 0);
188
-		nilfs_btnode_cache_clear(&ii->i_btnode_cache);
189
+		nilfs_btnode_cache_clear(ii->i_assoc_inode->i_mapping);
189
190
 		iput(&ii->vfs_inode);
190
191
 	}
191
192
 }