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-rw-r--r--block/mirror.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/block/mirror.c b/block/mirror.c
index 2714a77..9df1fae 100644
--- a/block/mirror.c
+++ b/block/mirror.c
@@ -334,6 +334,11 @@ static uint64_t coroutine_fn mirror_iteration(MirrorBlockJob *s)
}
hbitmap_next = hbitmap_iter_next(&s->hbi);
+ if (hbitmap_next > next_sector || hbitmap_next < 0) {
+ /* The bitmap iterator's cache is stale, refresh it */
+ bdrv_set_dirty_iter(&s->hbi, next_sector);
+ hbitmap_next = hbitmap_iter_next(&s->hbi);
+ }
assert(hbitmap_next == next_sector);
nb_chunks++;
}
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