From: Matan Breizman <mbreizma@redhat.com>
Date: Mon, 9 Feb 2026 08:49:45 +0000 (+0000)
Subject: Revert "crimson/os/seastore/cache: drop unused last_commit"
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=df6fc6f9b7e892a4a92c7da13f2ec68ee982b928;p=ceph.git

Revert "crimson/os/seastore/cache: drop unused last_commit"

This reverts commit 33e63bc85fafc057974142071318a32121a62a59.

Signed-off-by: Matan Breizman <mbreizma@redhat.com>
---

diff --git a/src/crimson/os/seastore/cache.cc b/src/crimson/os/seastore/cache.cc
index a2bf6bea14c..9cd06c6dd0f 100644
--- a/src/crimson/os/seastore/cache.cc
+++ b/src/crimson/os/seastore/cache.cc
@@ -1585,6 +1585,7 @@ record_t Cache::prepare_record(
     // set the version to zero because the extent state is now clean
     // in order to handle this transparently
     i->version = 0;
+    i->dirty_from = JOURNAL_SEQ_MIN;
     // no set_io_wait(), skip complete_commit()
     assert(!i->is_pending_io());
     i->state = CachedExtent::extent_state_t::CLEAN;
@@ -1954,6 +1955,8 @@ void Cache::complete_commit(
     }
   }
 
+  last_commit = start_seq;
+
   if (!can_drop_backref()) {
     apply_backref_byseq(t.move_backref_entries(), start_seq);
     commit_backref_entries(std::move(backref_entries), start_seq);
diff --git a/src/crimson/os/seastore/cache.h b/src/crimson/os/seastore/cache.h
index 2c0401dde7b..4db6d700602 100644
--- a/src/crimson/os/seastore/cache.h
+++ b/src/crimson/os/seastore/cache.h
@@ -1643,6 +1643,8 @@ private:
   RootBlockRef root;               ///< ref to current root
   ExtentIndex extents_index;             ///< set of live extents
 
+  journal_seq_t last_commit = JOURNAL_SEQ_MIN;
+
   // FIXME: This is specific to the segmented implementation
   std::vector<SegmentProvider*> segment_providers_by_device_id;