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fs/ntfs3: Update valid size if -EIOCBQUEUED

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commit 52e00ea6b2 upstream.

Update valid size if write is still in I/O queue.
Fixes xfstest generic/240
Fixes: 82cae269cf ("fs/ntfs3: Add initialization of super block")

Signed-off-by: Konstantin Komarov <almaz.alexandrovich@paragon-software.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Konstantin Komarov 2021-10-25 18:48:38 +03:00 committed by Greg Kroah-Hartman
parent 0753245a72
commit cedb2fda53
1 changed files with 6 additions and 2 deletions
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8
fs/ntfs3/inode.c
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@ -757,6 +757,7 @@ static ssize_t ntfs_direct_IO(struct kiocb *iocb, struct iov_iter *iter)
loff_t vbo = iocb->ki_pos;
loff_t end;
int wr = iov_iter_rw(iter) & WRITE;
size_t iter_count = iov_iter_count(iter);
loff_t valid;
ssize_t ret;
@ -770,10 +771,13 @@ static ssize_t ntfs_direct_IO(struct kiocb *iocb, struct iov_iter *iter)
wr ? ntfs_get_block_direct_IO_W
: ntfs_get_block_direct_IO_R);
if (ret <= 0)
if (ret > 0)
end = vbo + ret;
else if (wr && ret == -EIOCBQUEUED)
end = vbo + iter_count;
else
goto out;
end = vbo + ret;
valid = ni->i_valid;
if (wr) {
if (end > valid && !S_ISBLK(inode->i_mode)) {