[Qemu-devel] [PATCH 2/3] qemu-img check: Print fixed clusters and recheck

[Kevin Wolf <kwolf@redhat.com>]

When any inconsistencies have been fixed, print the statistics and run
another check to make sure everything is correct now.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
---
 block.h           |    2 ++
 block/qed-check.c |    2 ++
 qemu-img.c        |   10 ++++++++++
 3 files changed, 14 insertions(+), 0 deletions(-)

diff --git a/block.h b/block.h
index 61b7e8e..f8200eb 100644
--- a/block.h
+++ b/block.h
@@ -187,6 +187,8 @@ typedef struct BdrvCheckResult {
     int corruptions;
     int leaks;
     int check_errors;
+    int corruptions_fixed;
+    int leaks_fixed;
     BlockFragInfo bfi;
 } BdrvCheckResult;
 
diff --git a/block/qed-check.c b/block/qed-check.c
index 94327ff..5edf607 100644
--- 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++;
             }
diff --git a/qemu-img.c b/qemu-img.c
index b151076..e74be21 100644
--- a/qemu-img.c
+++ b/qemu-img.c
@@ -425,6 +425,16 @@ static int img_check(int argc, char **argv)
         return 1;
     }
 
+    if (result.corruptions_fixed || result.leaks_fixed) {
+        printf("The following inconsistencies were found and repaired:\n\n"
+               "    %d leaked clusters\n"
+               "    %d corruptions\n\n"
+               "Double checking the fixed image now...\n",
+               result.leaks_fixed,
+               result.corruptions_fixed);
+        ret = bdrv_check(bs, &result, 0);
+    }
+
     if (!(result.corruptions || result.leaks || result.check_errors)) {
         printf("No errors were found on the image.\n");
     } else {
-- 
1.7.6.5