crimson/os/seastore/epm: also do prepare_write for rbm

Signed-off-by: Xuehan Xu <xxhdx1985126@gmail.com>
(cherry picked from commit 1923f8db92d0d2063b8af54ab39b043d6737c8d3)

diff --git a/src/crimson/os/seastore/extent_placement_manager.cc b/src/crimson/os/seastore/extent_placement_manager.cc
index 6805bde616a898d76e7e8df40952000bc6e86ee0..27e2b31601ca2dfe7e46e00846023119f22caac4 100644 (file)
--- a/src/crimson/os/seastore/extent_placement_manager.cc
+++ b/src/crimson/os/seastore/extent_placement_manager.cc
@@ -593,6 +593,7 @@ RandomBlockOolWriter::do_write(
     stats.extents.bytes += ex->get_length();
     stats.num_records += 1;
 
+    ex->prepare_write();
     return rbm->write(paddr,
       ex->get_bptr()
     ).handle_error(