1 files changed, 4 insertions, 1 deletions

diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 714adc4ac4c2..20ddb28602a8 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -2188,10 +2188,12 @@ static int __extent_writepage(struct page *page, struct writeback_control *wbc,
         unsigned long nr_written = 0;
 
         if (wbc->sync_mode == WB_SYNC_ALL)
-                write_flags = WRITE_SYNC_PLUG;
+                write_flags = WRITE_SYNC;
         else
                 write_flags = WRITE;
 
+        trace___extent_writepage(page, inode, wbc);
+
         WARN_ON(!PageLocked(page));
         pg_offset = i_size & (PAGE_CACHE_SIZE - 1);
         if (page->index > end_index ||
@@ -3690,6 +3692,7 @@ int map_private_extent_buffer(struct extent_buffer *eb, unsigned long start,
                        "wanted %lu %lu\n", (unsigned long long)eb->start,
                        eb->len, start, min_len);
                 WARN_ON(1);
+                return -EINVAL;
         }
 
         p = extent_buffer_page(eb, i);