C++ (Cpp) ext4_update_inline_data 예제들

예제 #1

파일: inline.c 프로젝트: 285452612/ali_kernel

static int ext4_update_inline_dir(handle_t *handle, struct dentry *dentry,
				  struct inode *dir,
				  struct ext4_iloc *iloc)
{
	int ret, reclen = EXT4_DIR_REC_LEN(dentry->d_name.len);
	int old_size = EXT4_I(dir)->i_inline_size - EXT4_MIN_INLINE_DATA_SIZE;

	ret = ext4_update_inline_data(handle, dir,
				EXT4_I(dir)->i_inline_size + reclen);
	if (ret)
		return ret;

	ext4_update_final_de(ext4_get_inline_xattr_pos(dir, iloc), old_size,
			     EXT4_I(dir)->i_inline_size -
						EXT4_MIN_INLINE_DATA_SIZE);
	dir->i_size = EXT4_I(dir)->i_disksize = EXT4_I(dir)->i_inline_size;
	return 0;
}

예제 #2

파일: inline.c 프로젝트: shengwenhui/aufs4-linux

static int ext4_update_inline_dir(handle_t *handle, struct inode *dir,
				  struct ext4_iloc *iloc)
{
	int ret;
	int old_size = EXT4_I(dir)->i_inline_size - EXT4_MIN_INLINE_DATA_SIZE;
	int new_size = get_max_inline_xattr_value_size(dir, iloc);

	if (new_size - old_size <= EXT4_DIR_REC_LEN(1))
		return -ENOSPC;

	ret = ext4_update_inline_data(handle, dir,
				      new_size + EXT4_MIN_INLINE_DATA_SIZE);
	if (ret)
		return ret;

	ext4_update_final_de(ext4_get_inline_xattr_pos(dir, iloc), old_size,
			     EXT4_I(dir)->i_inline_size -
						EXT4_MIN_INLINE_DATA_SIZE);
	dir->i_size = EXT4_I(dir)->i_disksize = EXT4_I(dir)->i_inline_size;
	return 0;
}

예제 #3

파일: inline.c 프로젝트: asmalldev/linux

static int ext4_prepare_inline_data(handle_t *handle, struct inode *inode,
				    unsigned int len)
{
	int ret, size, no_expand;
	struct ext4_inode_info *ei = EXT4_I(inode);

	if (!ext4_test_inode_state(inode, EXT4_STATE_MAY_INLINE_DATA))
		return -ENOSPC;

	size = ext4_get_max_inline_size(inode);
	if (size < len)
		return -ENOSPC;

	ext4_write_lock_xattr(inode, &no_expand);

	if (ei->i_inline_off)
		ret = ext4_update_inline_data(handle, inode, len);
	else
		ret = ext4_create_inline_data(handle, inode, len);

	ext4_write_unlock_xattr(inode, &no_expand);
	return ret;
}

예제 #4

파일: inline.c 프로젝트: Runner85sx/android_kernel_huawei_msm8909

int ext4_prepare_inline_data(handle_t *handle, struct inode *inode,
			     unsigned int len)
{
	int ret, size;
	struct ext4_inode_info *ei = EXT4_I(inode);

	if (!ext4_test_inode_state(inode, EXT4_STATE_MAY_INLINE_DATA))
		return -ENOSPC;

	size = ext4_get_max_inline_size(inode);
	if (size < len)
		return -ENOSPC;

	down_write(&EXT4_I(inode)->xattr_sem);

	if (ei->i_inline_off)
		ret = ext4_update_inline_data(handle, inode, len);
	else
		ret = ext4_create_inline_data(handle, inode, len);

	up_write(&EXT4_I(inode)->xattr_sem);

	return ret;
}