Merge branches 'acpi-resources', 'acpi-battery', 'acpi-doc' and 'acpi-pnp'

[linux-2.6-block.git] / fs / ext4 / extents_status.c

diff --git a/fs/ext4/extents_status.c b/fs/ext4/extents_status.c
index d33d5a6852b9b97610a0bd365f014bc0a8094876..26724aeece7396a7b55e20c22e586b1776a5b190 100644 (file)
--- a/fs/ext4/extents_status.c
+++ b/fs/ext4/extents_status.c
@@ -703,6 +703,14 @@ 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_status(&newes, pblk, status);