Merge pull request ceph#55977 from myoungwon/wip-allow-dirty-remap

crimson/os/seastore: allow to remap the dirty extent

Reviewed-by: Xuehan Xu <[email protected]>
Reviewed-by: Yingxin Cheng <[email protected]>

Author: cyx1231st

src/crimson/os/seastore/transaction_manager.h

@@ -459,8 +459,6 @@ class TransactionManager : public ExtentCallbackInterface {
 	(intermediate_base == L_ADDR_NULL)
 	  == (intermediate_key == L_ADDR_NULL));
       if (ext) {
-        // FIXME: cannot and will not remap a dirty extent for now.
-        ceph_assert(!ext->is_dirty());
         ceph_assert(!ext->is_mutable());
         ceph_assert(ext->get_length() >= original_len);
 	ceph_assert(ext->get_paddr() == original_paddr);