diff options
| -rw-r--r-- | fs/f2fs/f2fs.h | 1 | ||||
| -rw-r--r-- | fs/f2fs/file.c | 7 | ||||
| -rw-r--r-- | fs/f2fs/segment.h | 4 |
3 files changed, 12 insertions, 0 deletions
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index ab36025..8f8685e 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -998,6 +998,7 @@ enum { FI_INLINE_DATA, /* used for inline data*/ FI_APPEND_WRITE, /* inode has appended data */ FI_UPDATE_WRITE, /* inode has in-place-update data */ + FI_NEED_IPU, /* used fo ipu for fdatasync */ }; static inline void set_inode_flag(struct f2fs_inode_info *fi, int flag) diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c index 9b888fb..9550135 100644 --- a/fs/f2fs/file.c +++ b/fs/f2fs/file.c @@ -127,7 +127,14 @@ int f2fs_sync_file(struct file *file, loff_t start, loff_t end, int datasync) return 0; trace_f2fs_sync_file_enter(inode); + + /* if fdatasync is triggered, let's do in-place-update */ + if (datasync) + set_inode_flag(fi, FI_NEED_IPU); + ret = filemap_write_and_wait_range(inode->i_mapping, start, end); + if (datasync) + clear_inode_flag(fi, FI_NEED_IPU); if (ret) { trace_f2fs_sync_file_exit(inode, need_cp, datasync, ret); return ret; diff --git a/fs/f2fs/segment.h b/fs/f2fs/segment.h index ee5c75e..55973f7 100644 --- a/fs/f2fs/segment.h +++ b/fs/f2fs/segment.h @@ -486,6 +486,10 @@ static inline bool need_inplace_update(struct inode *inode) if (S_ISDIR(inode->i_mode)) return false; + /* this is only set during fdatasync */ + if (is_inode_flag_set(F2FS_I(inode), FI_NEED_IPU)) + return true; + switch (SM_I(sbi)->ipu_policy) { case F2FS_IPU_FORCE: return true; |
