Namjae Jeon <[email protected]> writes:

>>> +   /* Release unwritten fallocated blocks on file release. */
>>> +   if (round_up(inode->i_size, sb->s_blocksize) <
>>> +       MSDOS_I(inode)->i_disksize && inode->i_nlink != 0)
>>> +           fat_truncate_blocks(inode, inode->i_size);
>>> +
>>>     truncate_inode_pages(&inode->i_data, 0);
>>>     if (!inode->i_nlink) {
>>>             inode->i_size = 0;

[...]

>> And inode->i_size should be ->mmu_private?
> Sorry, I don't understand your question yet...
> Could you elaborate more ?

"if" part is checking "round_up(->i_size) < ->i_disksize", but I guess
fallocate() truncation should be only needed if there is uninitialized
data. So, I felt that part should check ->mmu_private and ->i_disksize.

Thanks.
-- 
OGAWA Hirofumi <[email protected]>
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