diff options
Diffstat (limited to 'fs/f2fs')
| -rw-r--r-- | fs/f2fs/data.c | 30 |
1 files changed, 18 insertions, 12 deletions
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c index 449b0aaa3905..a023863ef27f 100644 --- a/fs/f2fs/data.c +++ b/fs/f2fs/data.c @@ -832,10 +832,12 @@ int f2fs_preallocate_blocks(struct kiocb *iocb, struct iov_iter *from) { struct inode *inode = file_inode(iocb->ki_filp); struct f2fs_map_blocks map; + int flag; int err = 0; + bool direct_io = iocb->ki_flags & IOCB_DIRECT; /* convert inline data for Direct I/O*/ - if (iocb->ki_flags & IOCB_DIRECT) { + if (direct_io) { err = f2fs_convert_inline_inode(inode); if (err) return err; @@ -854,25 +856,29 @@ int f2fs_preallocate_blocks(struct kiocb *iocb, struct iov_iter *from) map.m_next_pgofs = NULL; map.m_seg_type = NO_CHECK_TYPE; - if (iocb->ki_flags & IOCB_DIRECT) { + if (direct_io) { map.m_seg_type = rw_hint_to_seg_type(iocb->ki_hint); - return f2fs_map_blocks(inode, &map, 1, - __force_buffered_io(inode, WRITE) ? - F2FS_GET_BLOCK_PRE_AIO : - F2FS_GET_BLOCK_PRE_DIO); + flag = __force_buffered_io(inode, WRITE) ? + F2FS_GET_BLOCK_PRE_AIO : + F2FS_GET_BLOCK_PRE_DIO; + goto map_blocks; } if (iocb->ki_pos + iov_iter_count(from) > MAX_INLINE_DATA(inode)) { err = f2fs_convert_inline_inode(inode); if (err) return err; } - if (!f2fs_has_inline_data(inode)) { - err = f2fs_map_blocks(inode, &map, 1, F2FS_GET_BLOCK_PRE_AIO); - if (map.m_len > 0 && err == -ENOSPC) { - set_inode_flag(inode, FI_NO_PREALLOC); - err = 0; - } + if (f2fs_has_inline_data(inode)) return err; + + flag = F2FS_GET_BLOCK_PRE_AIO; + +map_blocks: + err = f2fs_map_blocks(inode, &map, 1, flag); + if (map.m_len > 0 && err == -ENOSPC) { + if (!direct_io) + set_inode_flag(inode, FI_NO_PREALLOC); + err = 0; } return err; } |