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-rw-r--r--fs/ubifs/debug.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/ubifs/debug.h b/fs/ubifs/debug.h
index 486a8e024fb6..8b8cc4e945f4 100644
--- a/fs/ubifs/debug.h
+++ b/fs/ubifs/debug.h
@@ -79,6 +79,10 @@ typedef int (*dbg_znode_callback)(struct ubifs_info *c,
* @dfs_chk_lprops: debugfs knob to enable UBIFS LEP properties extra checks
* @dfs_chk_fs: debugfs knob to enable UBIFS contents extra checks
* @dfs_tst_rcvry: debugfs knob to enable UBIFS recovery testing
+ * @dfs_ro_error: debugfs knob to switch UBIFS to R/O mode (different to
+ * re-mounting to R/O mode because it does not flush any buffers
+ * and UBIFS just starts returning -EROFS on all write
+ * operations)
*/
struct ubifs_debug_info {
struct ubifs_zbranch old_zroot;
@@ -122,6 +126,7 @@ struct ubifs_debug_info {
struct dentry *dfs_chk_lprops;
struct dentry *dfs_chk_fs;
struct dentry *dfs_tst_rcvry;
+ struct dentry *dfs_ro_error;
};
/**