diff options
-rw-r--r-- | fs/f2fs/f2fs.h | 2 | ||||
-rw-r--r-- | fs/f2fs/inode.c | 53 | ||||
-rw-r--r-- | fs/f2fs/node.c | 14 |
3 files changed, 56 insertions, 13 deletions
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index 806439f..69827ee 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -1687,7 +1687,7 @@ int get_dnode_of_data(struct dnode_of_data *, pgoff_t, int); int truncate_inode_blocks(struct inode *, pgoff_t); int truncate_xattr_node(struct inode *, struct page *); int wait_on_node_pages_writeback(struct f2fs_sb_info *, nid_t); -void remove_inode_page(struct inode *); +int remove_inode_page(struct inode *); struct page *new_inode_page(struct inode *); struct page *new_node_page(struct dnode_of_data *, unsigned int, struct page *); void ra_node_page(struct f2fs_sb_info *, nid_t); diff --git a/fs/f2fs/inode.c b/fs/f2fs/inode.c index d1b03d0..35aae65 100644 --- a/fs/f2fs/inode.c +++ b/fs/f2fs/inode.c @@ -317,6 +317,7 @@ void f2fs_evict_inode(struct inode *inode) struct f2fs_sb_info *sbi = F2FS_I_SB(inode); struct f2fs_inode_info *fi = F2FS_I(inode); nid_t xnid = fi->i_xattr_nid; + int err = 0; /* some remained atomic pages should discarded */ if (f2fs_is_atomic_file(inode)) @@ -342,11 +343,13 @@ void f2fs_evict_inode(struct inode *inode) i_size_write(inode, 0); if (F2FS_HAS_BLOCKS(inode)) - f2fs_truncate(inode, true); + err = f2fs_truncate(inode, true); - f2fs_lock_op(sbi); - remove_inode_page(inode); - f2fs_unlock_op(sbi); + if (!err) { + f2fs_lock_op(sbi); + err = remove_inode_page(inode); + f2fs_unlock_op(sbi); + } sb_end_intwrite(inode->i_sb); no_delete: @@ -362,9 +365,26 @@ no_delete: if (is_inode_flag_set(fi, FI_UPDATE_WRITE)) add_dirty_inode(sbi, inode->i_ino, UPDATE_INO); if (is_inode_flag_set(fi, FI_FREE_NID)) { - alloc_nid_failed(sbi, inode->i_ino); + if (err && err != -ENOENT) + alloc_nid_done(sbi, inode->i_ino); + else + alloc_nid_failed(sbi, inode->i_ino); clear_inode_flag(fi, FI_FREE_NID); } + + if (err && err != -ENOENT) { + if (!exist_written_data(sbi, inode->i_ino, ORPHAN_INO)) { + /* + * get here because we failed to release resource + * of inode previously, reminder our user to run fsck + * for fixing. + */ + set_sbi_flag(sbi, SBI_NEED_FSCK); + f2fs_msg(sbi->sb, KERN_WARNING, + "inode (ino:%lu) resource leak, run fsck " + "to fix this issue!", inode->i_ino); + } + } out_clear: #ifdef CONFIG_F2FS_FS_ENCRYPTION if (fi->i_crypt_info) @@ -377,6 +397,7 @@ out_clear: void handle_failed_inode(struct inode *inode) { struct f2fs_sb_info *sbi = F2FS_I_SB(inode); + int err = 0; clear_nlink(inode); make_bad_inode(inode); @@ -384,9 +405,27 @@ void handle_failed_inode(struct inode *inode) i_size_write(inode, 0); if (F2FS_HAS_BLOCKS(inode)) - f2fs_truncate(inode, false); + err = f2fs_truncate(inode, false); + + if (!err) + err = remove_inode_page(inode); - remove_inode_page(inode); + /* + * if we skip truncate_node in remove_inode_page bacause we failed + * before, it's better to find another way to release resource of + * this inode (e.g. valid block count, node block or nid). Here we + * choose to add this inode to orphan list, so that we can call iput + * for releasing in orphan recovery flow. + * + * Note: we should add inode to orphan list before f2fs_unlock_op() + * so we can prevent losing this orphan when encoutering checkpoint + * and following suddenly power-off. + */ + if (err && err != -ENOENT) { + err = acquire_orphan_inode(sbi); + if (!err) + add_orphan_inode(sbi, inode->i_ino); + } set_inode_flag(F2FS_I(inode), FI_FREE_NID); f2fs_unlock_op(sbi); diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c index 0867325..27d1a74 100644 --- a/fs/f2fs/node.c +++ b/fs/f2fs/node.c @@ -902,17 +902,20 @@ int truncate_xattr_node(struct inode *inode, struct page *page) * Caller should grab and release a rwsem by calling f2fs_lock_op() and * f2fs_unlock_op(). */ -void remove_inode_page(struct inode *inode) +int remove_inode_page(struct inode *inode) { struct dnode_of_data dn; + int err; set_new_dnode(&dn, inode, NULL, NULL, inode->i_ino); - if (get_dnode_of_data(&dn, 0, LOOKUP_NODE)) - return; + err = get_dnode_of_data(&dn, 0, LOOKUP_NODE); + if (err) + return err; - if (truncate_xattr_node(inode, dn.inode_page)) { + err = truncate_xattr_node(inode, dn.inode_page); + if (err) { f2fs_put_dnode(&dn); - return; + return err; } /* remove potential inline_data blocks */ @@ -926,6 +929,7 @@ void remove_inode_page(struct inode *inode) /* will put inode & node pages */ truncate_node(&dn); + return 0; } struct page *new_inode_page(struct inode *inode) |