tune2fs: don't resize inode if flex_bg is on.
Signed-off-by: Peng Tao <[email protected]>
diff --git a/misc/tune2fs.c b/misc/tune2fs.c
index 8bb6fd2..453a529 100644
--- a/misc/tune2fs.c
+++ b/misc/tune2fs.c
@@ -1604,6 +1604,13 @@ retry_open:
"unmounted.\n"), stderr);
exit(1);
}
+ if (fs->super->s_feature_incompat &
+ EXT4_FEATURE_INCOMPAT_FLEX_BG) {
+ fputs(_("Filesystem has flex_bg feature. Resizing "
+ "inode will mess up inode table. Abort.\n"),
+ stderr);
+ exit(1);
+ }
/*
* We want to update group descriptor also
* with the new free inode count