Patchwork [RFC,V4,21/30] qcow2: Add verification of dedup table.

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Submitter Benoît Canet
Date Jan. 2, 2013, 4:16 p.m.
Message ID <1357143393-29832-22-git-send-email-benoit@irqsave.net>
Download mbox | patch
Permalink /patch/209092/
State New
Headers show

Comments

Benoît Canet - Jan. 2, 2013, 4:16 p.m.
Signed-off-by: Benoit Canet <benoit@irqsave.net>
---
 block/qcow2-refcount.c |    8 ++++++++
 1 file changed, 8 insertions(+)

Patch

diff --git a/block/qcow2-refcount.c b/block/qcow2-refcount.c
index aef280d..7e6d02f 100644
--- a/block/qcow2-refcount.c
+++ b/block/qcow2-refcount.c
@@ -1156,6 +1156,14 @@  int qcow2_check_refcounts(BlockDriverState *bs, BdrvCheckResult *res,
         goto fail;
     }
 
+    if (s->has_dedup) {
+        ret = check_refcounts_l1(bs, res, refcount_table, nb_clusters,
+                                 s->dedup_table_offset, s->dedup_table_size, 0);
+        if (ret < 0) {
+            goto fail;
+        }
+    }
+
     /* snapshots */
     for(i = 0; i < s->nb_snapshots; i++) {
         sn = s->snapshots + i;