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authorJeff Layton2017-07-06 07:02:31 -0400
committerJeff Layton2017-07-06 07:02:31 -0400
commit333427a505be1e10d8da13427dc0c33ec1976b99 (patch)
treeea09f92ec458c48fe51ba5277f9e1806945873a3 /fs/btrfs
parent1b180274f5bfa0b8b05f7e55d9962f77f387be9c (diff)
btrfs: minimal conversion to errseq_t writeback error reporting on fsync
Just check and advance the errseq_t in the file before returning, and use an errseq_t based check for writeback errors. Other internal callers of filemap_* functions are left as-is. Signed-off-by: Jeff Layton <jlayton@redhat.com>
Diffstat (limited to 'fs/btrfs')
-rw-r--r--fs/btrfs/file.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index da1096eb1a40..deeb4799da5c 100644
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -2011,7 +2011,7 @@ int btrfs_sync_file(struct file *file, loff_t start, loff_t end, int datasync)
struct btrfs_root *root = BTRFS_I(inode)->root;
struct btrfs_trans_handle *trans;
struct btrfs_log_ctx ctx;
- int ret = 0;
+ int ret = 0, err;
bool full_sync = 0;
u64 len;
@@ -2030,7 +2030,7 @@ int btrfs_sync_file(struct file *file, loff_t start, loff_t end, int datasync)
*/
ret = start_ordered_ops(inode, start, end);
if (ret)
- return ret;
+ goto out;
inode_lock(inode);
atomic_inc(&root->log_batch);
@@ -2135,10 +2135,10 @@ int btrfs_sync_file(struct file *file, loff_t start, loff_t end, int datasync)
* An ordered extent might have started before and completed
* already with io errors, in which case the inode was not
* updated and we end up here. So check the inode's mapping
- * flags for any errors that might have happened while doing
- * writeback of file data.
+ * for any errors that might have happened since we last
+ * checked called fsync.
*/
- ret = filemap_check_errors(inode->i_mapping);
+ ret = filemap_check_wb_err(inode->i_mapping, file->f_wb_err);
inode_unlock(inode);
goto out;
}
@@ -2227,6 +2227,9 @@ int btrfs_sync_file(struct file *file, loff_t start, loff_t end, int datasync)
ret = btrfs_end_transaction(trans);
}
out:
+ err = file_check_and_advance_wb_err(file);
+ if (!ret)
+ ret = err;
return ret > 0 ? -EIO : ret;
}