hbitmap: add assertion on hbitmap_iter_init

[qemu.git] / block / qed-check.c

diff --git a/block/qed-check.c b/block/qed-check.c
index 94327ff5b339f0d1cf1742f1a2cf2c9716030bf2..b473dcd61f63f91d43258c7d80ff70d36b1d0fb7 100644 (file)
--- a/block/qed-check.c
+++ b/block/qed-check.c
@@ -87,6 +87,7 @@ static unsigned int qed_check_l2_table(QEDCheck *check, QEDTable *table)
         if (!qed_check_cluster_offset(s, offset)) {
             if (check->fix) {
                 table->offsets[i] = 0;
+                check->result->corruptions_fixed++;
             } else {
                 check->result->corruptions++;
             }
@@ -127,6 +128,7 @@ static int qed_check_l1_table(QEDCheck *check, QEDTable *table)
             /* Clear invalid offset */
             if (check->fix) {
                 table->offsets[i] = 0;
+                check->result->corruptions_fixed++;
             } else {
                 check->result->corruptions++;
             }
@@ -192,6 +194,28 @@ static void qed_check_for_leaks(QEDCheck *check)
     }
 }
 
+/**
+ * Mark an image clean once it passes check or has been repaired
+ */
+static void qed_check_mark_clean(BDRVQEDState *s, BdrvCheckResult *result)
+{
+    /* Skip if there were unfixable corruptions or I/O errors */
+    if (result->corruptions > 0 || result->check_errors > 0) {
+        return;
+    }
+
+    /* Skip if image is already marked clean */
+    if (!(s->header.features & QED_F_NEED_CHECK)) {
+        return;
+    }
+
+    /* Ensure fixes reach storage before clearing check bit */
+    bdrv_flush(s->bs);
+
+    s->header.features &= ~QED_F_NEED_CHECK;
+    qed_write_header_sync(s);
+}
+
 int qed_check(BDRVQEDState *s, BdrvCheckResult *result, bool fix)
 {
     QEDCheck check = {
@@ -213,6 +237,10 @@ int qed_check(BDRVQEDState *s, BdrvCheckResult *result, bool fix)
     if (ret == 0) {
         /* Only check for leaks if entire image was scanned successfully */
         qed_check_for_leaks(&check);
+
+        if (fix) {
+            qed_check_mark_clean(s, result);
+        }
     }
 
     g_free(check.used_clusters);