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| author | Andreas Gruenbacher <agruenba@redhat.com> | 2021-08-02 14:54:16 +0200 |
|---|---|---|
| committer | Andreas Gruenbacher <agruenba@redhat.com> | 2021-10-18 16:35:06 +0200 |
| commit | a6294593e8a1290091d0b078d5d33da5e0cd3dfe (patch) | |
| tree | c5d95c10317d752b3d2e8ceebdf3a943112f5a76 /fs/ntfs3 | |
| parent | bb523b406c849eef8f265a07cd7f320f1f177743 (diff) | |
| download | linux-stable-a6294593e8a1290091d0b078d5d33da5e0cd3dfe.tar.gz linux-stable-a6294593e8a1290091d0b078d5d33da5e0cd3dfe.tar.bz2 linux-stable-a6294593e8a1290091d0b078d5d33da5e0cd3dfe.zip | |
iov_iter: Turn iov_iter_fault_in_readable into fault_in_iov_iter_readable
Turn iov_iter_fault_in_readable into a function that returns the number
of bytes not faulted in, similar to copy_to_user, instead of returning a
non-zero value when any of the requested pages couldn't be faulted in.
This supports the existing users that require all pages to be faulted in
as well as new users that are happy if any pages can be faulted in.
Rename iov_iter_fault_in_readable to fault_in_iov_iter_readable to make
sure this change doesn't silently break things.
Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Diffstat (limited to 'fs/ntfs3')
| -rw-r--r-- | fs/ntfs3/file.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/ntfs3/file.c b/fs/ntfs3/file.c index 424450e77ad5..a52388387175 100644 --- a/fs/ntfs3/file.c +++ b/fs/ntfs3/file.c @@ -987,7 +987,7 @@ static ssize_t ntfs_compress_write(struct kiocb *iocb, struct iov_iter *from) frame_vbo = pos & ~(frame_size - 1); index = frame_vbo >> PAGE_SHIFT; - if (unlikely(iov_iter_fault_in_readable(from, bytes))) { + if (unlikely(fault_in_iov_iter_readable(from, bytes))) { err = -EFAULT; goto out; } |