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Diffstat (limited to 'fs/ext4/extents_status.c')
-rw-r--r--fs/ext4/extents_status.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/ext4/extents_status.c b/fs/ext4/extents_status.c
index 171b9fa0f27a..4e8b79def9c7 100644
--- a/fs/ext4/extents_status.c
+++ b/fs/ext4/extents_status.c
@@ -656,6 +656,14 @@ int ext4_es_insert_extent(struct inode *inode, ext4_lblk_t lblk,
BUG_ON(end < lblk);
+ if ((status & EXTENT_STATUS_DELAYED) &&
+ (status & EXTENT_STATUS_WRITTEN)) {
+ ext4_warning(inode->i_sb, "Inserting extent [%u/%u] as "
+ " delayed and written which can potentially "
+ " cause data loss.\n", lblk, len);
+ WARN_ON(1);
+ }
+
newes.es_lblk = lblk;
newes.es_len = len;
ext4_es_store_pblock(&newes, pblk);