Commit b7e1d800 authored by Jaegeuk Kim's avatar Jaegeuk Kim
Browse files

f2fs: implement -o dirsync 



If a mount option has dirsync, we should call checkpoint for all the directory
operations.

Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent 510184c8

fs/f2fs/namei.c

+24 −0
Original line number Diff line number Diff line
@@ -138,6 +138,9 @@ static int f2fs_create(struct inode *dir, struct dentry *dentry, umode_t mode, 
	stat_inc_inline_inode(inode);

	d_instantiate(dentry, inode);

	unlock_new_inode(inode);



	if (IS_DIRSYNC(dir))

		f2fs_sync_fs(sbi->sb, 1);

	return 0;

out:

	handle_failed_inode(inode);
@@ -164,6 +167,9 @@ static int f2fs_link(struct dentry *old_dentry, struct inode *dir, 
	f2fs_unlock_op(sbi);



	d_instantiate(dentry, inode);



	if (IS_DIRSYNC(dir))

		f2fs_sync_fs(sbi->sb, 1);

	return 0;

out:

	clear_inode_flag(F2FS_I(inode), FI_INC_LINK);
@@ -235,6 +241,9 @@ static int f2fs_unlink(struct inode *dir, struct dentry *dentry) 


	/* In order to evict this inode, we set it dirty */

	mark_inode_dirty(inode);



	if (IS_DIRSYNC(dir))

		f2fs_sync_fs(sbi->sb, 1);

fail:

	trace_f2fs_unlink_exit(inode, err);

	return err;
@@ -268,6 +277,9 @@ static int f2fs_symlink(struct inode *dir, struct dentry *dentry, 


	d_instantiate(dentry, inode);

	unlock_new_inode(inode);



	if (IS_DIRSYNC(dir))

		f2fs_sync_fs(sbi->sb, 1);

	return err;

out:

	handle_failed_inode(inode);
@@ -304,6 +316,8 @@ static int f2fs_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode) 
	d_instantiate(dentry, inode);

	unlock_new_inode(inode);



	if (IS_DIRSYNC(dir))

		f2fs_sync_fs(sbi->sb, 1);

	return 0;



out_fail:
@@ -346,8 +360,12 @@ static int f2fs_mknod(struct inode *dir, struct dentry *dentry, 
	f2fs_unlock_op(sbi);



	alloc_nid_done(sbi, inode->i_ino);



	d_instantiate(dentry, inode);

	unlock_new_inode(inode);



	if (IS_DIRSYNC(dir))

		f2fs_sync_fs(sbi->sb, 1);

	return 0;

out:

	handle_failed_inode(inode);
@@ -461,6 +479,9 @@ static int f2fs_rename(struct inode *old_dir, struct dentry *old_dentry, 
	}



	f2fs_unlock_op(sbi);



	if (IS_DIRSYNC(old_dir) || IS_DIRSYNC(new_dir))

		f2fs_sync_fs(sbi->sb, 1);

	return 0;



put_out_dir:
@@ -600,6 +621,9 @@ static int f2fs_cross_rename(struct inode *old_dir, struct dentry *old_dentry, 
	update_inode_page(new_dir);



	f2fs_unlock_op(sbi);



	if (IS_DIRSYNC(old_dir) || IS_DIRSYNC(new_dir))

		f2fs_sync_fs(sbi->sb, 1);

	return 0;

out_undo:

	/* Still we may fail to recover name info of f2fs_inode here */

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