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[PATCH v4 22/27] jbd2: don't reset error in journal_finish_inode_data_buffers

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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

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[PATCH v4 22/27] jbd2: don't reset error in journal_finish_inode_data_buffers Jeff Layton <jlayton@redhat.com> - 2017-05-09 18:00 +0200

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