From: Samuel Just <sjust@redhat.com>
Date: Sat, 21 Nov 2020 03:08:05 +0000 (-0800)
Subject: crimson/os/seastore/journal: try_decode* pass bl as const &
X-Git-Tag: v17.0.0~316^2~7
X-Git-Url: http://git.apps.os.sepia.ceph.com/?a=commitdiff_plain;h=ac08cfa188c642d30ed88dbed2a2086090efae94;p=ceph.git

crimson/os/seastore/journal: try_decode* pass bl as const &

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

diff --git a/src/crimson/os/seastore/journal.cc b/src/crimson/os/seastore/journal.cc
index 5a4b132f952df..71fc5eea7452d 100644
--- a/src/crimson/os/seastore/journal.cc
+++ b/src/crimson/os/seastore/journal.cc
@@ -471,7 +471,7 @@ Journal::read_validate_record_metadata_ret Journal::read_validate_record_metadat
 
 std::optional<std::vector<delta_info_t>> Journal::try_decode_deltas(
   record_header_t header,
-  bufferlist &bl)
+  const bufferlist &bl)
 {
   auto bliter = bl.cbegin();
   bliter += ceph::encoded_sizeof_bounded<record_header_t>();
@@ -491,7 +491,7 @@ std::optional<std::vector<delta_info_t>> Journal::try_decode_deltas(
 
 std::optional<std::vector<extent_info_t>> Journal::try_decode_extent_infos(
   record_header_t header,
-  bufferlist &bl)
+  const bufferlist &bl)
 {
   auto bliter = bl.cbegin();
   bliter += ceph::encoded_sizeof_bounded<record_header_t>();
diff --git a/src/crimson/os/seastore/journal.h b/src/crimson/os/seastore/journal.h
index 2a55fc2fcd01f..383c49155c526 100644
--- a/src/crimson/os/seastore/journal.h
+++ b/src/crimson/os/seastore/journal.h
@@ -323,12 +323,12 @@ private:
   /// attempts to decode deltas from bl, return nullopt if unsuccessful
   std::optional<std::vector<delta_info_t>> try_decode_deltas(
     record_header_t header,
-    bufferlist &bl);
+    const bufferlist &bl);
 
   /// attempts to decode extent infos from bl, return nullopt if unsuccessful
   std::optional<std::vector<extent_info_t>> try_decode_extent_infos(
     record_header_t header,
-    bufferlist &bl);
+    const bufferlist &bl);
 
   /// read record metadata for record starting at start
   using read_validate_record_metadata_ertr = replay_ertr;