From: Samuel Just <sjust@redhat.com>
Date: Mon, 15 Jun 2020 17:48:35 +0000 (-0700)
Subject: crimson/os/seastore/cached_extent: make apply_delta take a const bl
X-Git-Tag: v16.1.0~1882^2~9
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=67371827b6ddd34053998a2a246db13377d92c4e;p=ceph.git

crimson/os/seastore/cached_extent: make apply_delta take a const bl

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

diff --git a/src/crimson/os/seastore/cached_extent.h b/src/crimson/os/seastore/cached_extent.h
index d85da1011b9a..680f9970cbf2 100644
--- a/src/crimson/os/seastore/cached_extent.h
+++ b/src/crimson/os/seastore/cached_extent.h
@@ -133,7 +133,7 @@ public:
    * match.  Implementation should mutate buffer based on bl.  base matches
    * the address passed on_delta_write.
    */
-  virtual void apply_delta(paddr_t base, ceph::bufferlist &bl) = 0;
+  virtual void apply_delta(paddr_t base, const ceph::bufferlist &bl) = 0;
 
   /**
    * Called on dirty CachedExtent implementation after replay.
diff --git a/src/crimson/os/seastore/lba_manager/btree/lba_btree_node_impl.h b/src/crimson/os/seastore/lba_manager/btree/lba_btree_node_impl.h
index 9d419a4138be..66d85220326e 100644
--- a/src/crimson/os/seastore/lba_manager/btree/lba_btree_node_impl.h
+++ b/src/crimson/os/seastore/lba_manager/btree/lba_btree_node_impl.h
@@ -169,7 +169,7 @@ struct LBAInternalNode
     return ceph::bufferlist();
   }
 
-  void apply_delta(paddr_t delta_base, ceph::bufferlist &bl) final {
+  void apply_delta(paddr_t delta_base, const ceph::bufferlist &bl) final {
     ceph_assert(0 == "TODO");
   }
 
@@ -371,7 +371,7 @@ struct LBALeafNode
     return ceph::bufferlist();
   }
 
-  void apply_delta(paddr_t delta_base, ceph::bufferlist &bl) final {
+  void apply_delta(paddr_t delta_base, const ceph::bufferlist &bl) final {
     ceph_assert(0 == "TODO");
   }
 
diff --git a/src/crimson/os/seastore/onode_manager/simple-fltree/onode_block.cc b/src/crimson/os/seastore/onode_manager/simple-fltree/onode_block.cc
index 996626365e38..d0d10747c3af 100644
--- a/src/crimson/os/seastore/onode_manager/simple-fltree/onode_block.cc
+++ b/src/crimson/os/seastore/onode_manager/simple-fltree/onode_block.cc
@@ -26,7 +26,7 @@ void OnodeBlock::on_delta_write(paddr_t)
   apply_pending_changes(true);
 }
 
-void OnodeBlock::apply_delta(paddr_t, ceph::bufferlist &bl)
+void OnodeBlock::apply_delta(paddr_t, const ceph::bufferlist &bl)
 {
   assert(deltas.empty());
 
diff --git a/src/crimson/os/seastore/onode_manager/simple-fltree/onode_block.h b/src/crimson/os/seastore/onode_manager/simple-fltree/onode_block.h
index 1c15064dc4b8..38a8424ebe0a 100644
--- a/src/crimson/os/seastore/onode_manager/simple-fltree/onode_block.h
+++ b/src/crimson/os/seastore/onode_manager/simple-fltree/onode_block.h
@@ -46,7 +46,7 @@ struct OnodeBlock final : LogicalCachedExtent {
   ceph::bufferlist get_delta() final;
   void on_initial_write() final;
   void on_delta_write(paddr_t record_block_offset) final;
-  void apply_delta(paddr_t base, ceph::bufferlist &bl) final;
+  void apply_delta(paddr_t base, const ceph::bufferlist &bl) final;
 
   void sync() {
     apply_pending_changes(false);
diff --git a/src/crimson/os/seastore/root_block.h b/src/crimson/os/seastore/root_block.h
index 35fe075031b2..72c0ab969138 100644
--- a/src/crimson/os/seastore/root_block.h
+++ b/src/crimson/os/seastore/root_block.h
@@ -88,7 +88,7 @@ struct RootBlock : CachedExtent {
     return ceph::bufferlist();
   }
 
-  void apply_delta(paddr_t base, ceph::bufferlist &bl) final {
+  void apply_delta(paddr_t base, const ceph::bufferlist &bl) final {
     ceph_assert(0 == "TODO");
   }
 
diff --git a/src/test/crimson/seastore/test_block.h b/src/test/crimson/seastore/test_block.h
index 3277511bc47d..2e9a91e4c314 100644
--- a/src/test/crimson/seastore/test_block.h
+++ b/src/test/crimson/seastore/test_block.h
@@ -61,7 +61,7 @@ struct TestBlock : crimson::os::seastore::LogicalCachedExtent {
     return { get_length(), get_crc32c(1) };
   }
 
-  void apply_delta(paddr_t delta_base, ceph::bufferlist &bl) final {
+  void apply_delta(paddr_t delta_base, const ceph::bufferlist &bl) final {
     ceph_assert(0 == "TODO");
   }
 };