crimson/os/seastore/cache: add duplicate_for_write debugging

Signed-off-by: Samuel Just <sjust@redhat.com>

diff --git a/src/crimson/os/seastore/cache.cc b/src/crimson/os/seastore/cache.cc
index 6c4cd7dd46fb097afcd7f42e7d1b64752f65da0f..ce09bc7a333ef979695bdf0b9e643e9f3b710aa5 100644 (file)
--- a/src/crimson/os/seastore/cache.cc
+++ b/src/crimson/os/seastore/cache.cc
@@ -164,6 +164,7 @@ CachedExtentRef Cache::duplicate_for_write(
 
   ret->version++;
   ret->state = CachedExtent::extent_state_t::MUTATION_PENDING;
+  logger().debug("Cache::duplicate_for_write: {} -> {}", *i, *ret);
   return ret;
 }