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authorDarrick J. Wong <darrick.wong@oracle.com>2016-11-09 14:42:49 -0800
committerDarrick J. Wong <darrick.wong@oracle.com>2016-12-10 12:39:45 -0800
commit085549553dca86c866f26d233d9cfe19f169c288 (patch)
tree8725f12abb233f8640d6b5bf3fbf85a7a8173653
parent3e10b793fc40dfdbe51762e0d084bd6f2c8acaaa (diff)
downloadlinux-085549553dca86c866f26d233d9cfe19f169c288.tar.bz2
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>
-rw-r--r--fs/ocfs2/aops.c15
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)