diff options
Diffstat (limited to 'fs/f2fs/namei.c')
| -rw-r--r-- | fs/f2fs/namei.c | 54 |
1 files changed, 36 insertions, 18 deletions
diff --git a/fs/f2fs/namei.c b/fs/f2fs/namei.c index c5b99042e6f2..4faf06e8bf89 100644 --- a/fs/f2fs/namei.c +++ b/fs/f2fs/namei.c @@ -272,9 +272,8 @@ static int f2fs_create(struct inode *dir, struct dentry *dentry, umode_t mode, if (unlikely(f2fs_cp_error(sbi))) return -EIO; - err = f2fs_is_checkpoint_ready(sbi); - if (err) - return err; + if (!f2fs_is_checkpoint_ready(sbi)) + return -ENOSPC; err = dquot_initialize(dir); if (err) @@ -321,9 +320,8 @@ static int f2fs_link(struct dentry *old_dentry, struct inode *dir, if (unlikely(f2fs_cp_error(sbi))) return -EIO; - err = f2fs_is_checkpoint_ready(sbi); - if (err) - return err; + if (!f2fs_is_checkpoint_ready(sbi)) + return -ENOSPC; err = fscrypt_prepare_link(old_dentry, dir, dentry); if (err) @@ -489,6 +487,17 @@ static struct dentry *f2fs_lookup(struct inode *dir, struct dentry *dentry, goto out_iput; } out_splice: +#ifdef CONFIG_UNICODE + if (!inode && IS_CASEFOLDED(dir)) { + /* Eventually we want to call d_add_ci(dentry, NULL) + * for negative dentries in the encoding case as + * well. For now, prevent the negative dentry + * from being cached. + */ + trace_f2fs_lookup_end(dir, dentry, ino, err); + return NULL; + } +#endif new = d_splice_alias(inode, dentry); err = PTR_ERR_OR_ZERO(new); trace_f2fs_lookup_end(dir, dentry, ino, err); @@ -537,6 +546,16 @@ static int f2fs_unlink(struct inode *dir, struct dentry *dentry) goto fail; } f2fs_delete_entry(de, page, dir, inode); +#ifdef CONFIG_UNICODE + /* VFS negative dentries are incompatible with Encoding and + * Case-insensitiveness. Eventually we'll want avoid + * invalidating the dentries here, alongside with returning the + * negative dentries at f2fs_lookup(), when it is better + * supported by the VFS for the CI case. + */ + if (IS_CASEFOLDED(dir)) + d_invalidate(dentry); +#endif f2fs_unlock_op(sbi); if (IS_DIRSYNC(dir)) @@ -571,9 +590,8 @@ static int f2fs_symlink(struct inode *dir, struct dentry *dentry, if (unlikely(f2fs_cp_error(sbi))) return -EIO; - err = f2fs_is_checkpoint_ready(sbi); - if (err) - return err; + if (!f2fs_is_checkpoint_ready(sbi)) + return -ENOSPC; err = fscrypt_prepare_symlink(dir, symname, len, dir->i_sb->s_blocksize, &disk_link); @@ -703,9 +721,8 @@ static int f2fs_mknod(struct inode *dir, struct dentry *dentry, if (unlikely(f2fs_cp_error(sbi))) return -EIO; - err = f2fs_is_checkpoint_ready(sbi); - if (err) - return err; + if (!f2fs_is_checkpoint_ready(sbi)) + return -ENOSPC; err = dquot_initialize(dir); if (err) @@ -804,6 +821,8 @@ static int f2fs_tmpfile(struct inode *dir, struct dentry *dentry, umode_t mode) if (unlikely(f2fs_cp_error(sbi))) return -EIO; + if (!f2fs_is_checkpoint_ready(sbi)) + return -ENOSPC; if (IS_ENCRYPTED(dir) || DUMMY_ENCRYPTION_ENABLED(sbi)) { int err = fscrypt_get_encryption_info(dir); @@ -840,9 +859,8 @@ static int f2fs_rename(struct inode *old_dir, struct dentry *old_dentry, if (unlikely(f2fs_cp_error(sbi))) return -EIO; - err = f2fs_is_checkpoint_ready(sbi); - if (err) - return err; + if (!f2fs_is_checkpoint_ready(sbi)) + return -ENOSPC; if (is_inode_flag_set(new_dir, FI_PROJ_INHERIT) && (!projid_eq(F2FS_I(new_dir)->i_projid, @@ -1035,9 +1053,8 @@ static int f2fs_cross_rename(struct inode *old_dir, struct dentry *old_dentry, if (unlikely(f2fs_cp_error(sbi))) return -EIO; - err = f2fs_is_checkpoint_ready(sbi); - if (err) - return err; + if (!f2fs_is_checkpoint_ready(sbi)) + return -ENOSPC; if ((is_inode_flag_set(new_dir, FI_PROJ_INHERIT) && !projid_eq(F2FS_I(new_dir)->i_projid, @@ -1250,6 +1267,7 @@ const struct inode_operations f2fs_dir_inode_operations = { #ifdef CONFIG_F2FS_FS_XATTR .listxattr = f2fs_listxattr, #endif + .fiemap = f2fs_fiemap, }; const struct inode_operations f2fs_symlink_inode_operations = { |