[PATCH v3 19/20] jbd2: don't reset error in journal_finish_inode_data_buffers

Jeff Layton
2017-04-24T13:24:41Z

Now that we don't clear writeback errors after fetching them, there is
no need to reset them. This is also potentially racy.

Signed-off-by: Jeff Layton <jlayton@redhat.com>
---
fs/jbd2/commit.c | 13 ++-----------
1 file changed, 2 insertions(+), 11 deletions(-)

diff --git a/fs/jbd2/commit.c b/fs/jbd2/commit.c
index b6b194ec1b4f..4c6262652028 100644
--- a/fs/jbd2/commit.c
+++ b/fs/jbd2/commit.c
@@ -264,17 +264,8 @@ static int journal_finish_inode_data_buffers(journal_t *journal,
jinode->i_flags |= JI_COMMIT_RUNNING;
spin_unlock(&journal->j_list_lock);
err = filemap_fdatawait(jinode->i_vfs_inode->i_mapping);
- if (err) {
- /*
- * Because AS_EIO is cleared by
- * filemap_fdatawait_range(), set it again so
- * that user process can get -EIO from fsync().
- */
- mapping_set_error(jinode->i_vfs_inode->i_mapping, -EIO);
-
- if (!ret)
- ret = err;
- }
+ if (err && !ret)
+ ret = err;
spin_lock(&journal->j_list_lock);
jinode->i_flags &= ~JI_COMMIT_RUNNING;
smp_mb();
--
2.9.3