From: Samuel Just <sjust@redhat.com>
Date: Mon, 20 Oct 2025 23:55:00 +0000 (+0000)
Subject: crimson/.../lba_manager: convert reserve_region to use cursor
X-Git-Tag: v21.0.0~99^2~7
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=01850b6b044dc2b85874db7e71e7eff8dd9d961c;p=ceph.git

crimson/.../lba_manager: convert reserve_region to use cursor

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

diff --git a/src/crimson/os/seastore/lba/btree_lba_manager.cc b/src/crimson/os/seastore/lba/btree_lba_manager.cc
index 90959ec2582..b87defb72ae 100644
--- a/src/crimson/os/seastore/lba/btree_lba_manager.cc
+++ b/src/crimson/os/seastore/lba/btree_lba_manager.cc
@@ -240,17 +240,16 @@ BtreeLBAManager::resolve_indirect_cursor(
 BtreeLBAManager::alloc_extent_ret
 BtreeLBAManager::reserve_region(
   Transaction &t,
-  LBAMapping pos,
+  LBACursorRef cursor,
   laddr_t addr,
   extent_len_t len)
 {
   LOG_PREFIX(BtreeLBAManager::reserve_region);
-  DEBUGT("{} {}~{}", t, pos, addr, len);
-  assert(pos.is_viewable());
+  DEBUGT("{} {}~{}", t, *cursor, addr, len);
+  assert(cursor->is_viewable());
   auto c = get_context(t);
   auto btree = co_await get_btree<LBABtree>(cache, c);
-  auto &cursor = pos.get_effective_cursor();
-  auto iter = btree.make_partial_iter(c, cursor);
+  auto iter = btree.make_partial_iter(c, *cursor);
   lba_map_val_t val{
     len,
     P_ADDR_ZERO,
diff --git a/src/crimson/os/seastore/lba/btree_lba_manager.h b/src/crimson/os/seastore/lba/btree_lba_manager.h
index 24456128cd9..87c59c2a111 100644
--- a/src/crimson/os/seastore/lba/btree_lba_manager.h
+++ b/src/crimson/os/seastore/lba/btree_lba_manager.h
@@ -77,7 +77,7 @@ public:
 
   alloc_extent_ret reserve_region(
     Transaction &t,
-    LBAMapping pos,
+    LBACursorRef pos,
     laddr_t laddr,
     extent_len_t len) final;
 
diff --git a/src/crimson/os/seastore/lba_manager.h b/src/crimson/os/seastore/lba_manager.h
index 022aec14fbd..ba00f37a88c 100644
--- a/src/crimson/os/seastore/lba_manager.h
+++ b/src/crimson/os/seastore/lba_manager.h
@@ -125,7 +125,7 @@ public:
    */
   virtual alloc_extent_ret reserve_region(
     Transaction &t,
-    LBAMapping pos,
+    LBACursorRef cursor,
     laddr_t hint,
     extent_len_t len) = 0;
 
diff --git a/src/crimson/os/seastore/transaction_manager.h b/src/crimson/os/seastore/transaction_manager.h
index de368c9324e..c3a8bbdb6a6 100644
--- a/src/crimson/os/seastore/transaction_manager.h
+++ b/src/crimson/os/seastore/transaction_manager.h
@@ -538,7 +538,7 @@ public:
     pos = co_await pos.refresh();
     auto pin = co_await lba_manager->reserve_region(
       t,
-      std::move(pos),
+      pos.get_effective_cursor_ref(),
       hint,
       len
     );