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| author |   Darrick J. Wong <darrick.wong@oracle.com> | 2016-11-09 14:42:49 -0800 |
|---|---|---|
| committer | Darrick J. Wong <darrick.wong@oracle.com> | 2016-12-10 12:39:45 -0800 |
| commit | 085549553dca86c866f26d233d9cfe19f169c288 (patch) | |
| tree | 8725f12abb233f8640d6b5bf3fbf85a7a8173653 /fs/ocfs2/aops.c | |
| parent | ocfs2: budget for extent tree splits when adding refcount flag (diff) | |
| download | wireguard-linux-085549553dca86c866f26d233d9cfe19f169c288.tar.xz wireguard-linux-085549553dca86c866f26d233d9cfe19f169c288.zip | |
ocfs2: don't eat io errors during _dio_end_io_write
ocfs2_dio_end_io_write eats whatever errors may happen,
which means that write errors do not propagate to userspace.
Fix that.
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Diffstat (limited to 'fs/ocfs2/aops.c')
| -rw-r--r-- | fs/ocfs2/aops.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/fs/ocfs2/aops.c b/fs/ocfs2/aops.c index 4d037db84be5..136a49cabc12 100644 --- a/fs/ocfs2/aops.c +++ b/fs/ocfs2/aops.c @@ -2263,10 +2263,10 @@ out: return ret; } -static void ocfs2_dio_end_io_write(struct inode *inode, - struct ocfs2_dio_write_ctxt *dwc, - loff_t offset, - ssize_t bytes) +static int ocfs2_dio_end_io_write(struct inode *inode, + struct ocfs2_dio_write_ctxt *dwc, + loff_t offset, + ssize_t bytes) { struct ocfs2_cached_dealloc_ctxt dealloc; struct ocfs2_extent_tree et; @@ -2374,6 +2374,8 @@ out: if (locked) inode_unlock(inode); ocfs2_dio_free_write_ctx(inode, dwc); + + return ret; } /* @@ -2388,6 +2390,7 @@ static int ocfs2_dio_end_io(struct kiocb *iocb, { struct inode *inode = file_inode(iocb->ki_filp); int level; + int ret = 0; if (bytes <= 0) return 0; @@ -2396,13 +2399,13 @@ static int ocfs2_dio_end_io(struct kiocb *iocb, BUG_ON(!ocfs2_iocb_is_rw_locked(iocb)); if (private) - ocfs2_dio_end_io_write(inode, private, offset, bytes); + ret = ocfs2_dio_end_io_write(inode, private, offset, bytes); ocfs2_iocb_clear_rw_locked(iocb); level = ocfs2_iocb_rw_locked_level(iocb); ocfs2_rw_unlock(inode, level); - return 0; + return ret; } static ssize_t ocfs2_direct_IO(struct kiocb *iocb, struct iov_iter *iter) |