From: myoungwon <ohmyoungwon@gmail.com>
Date: Mon, 16 May 2022 04:41:00 +0000 (+0900)
Subject: seastore/cbjournal: add a log if crc is mismatched
X-Git-Tag: v18.0.0~857^2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=refs%2Fpull%2F44233%2Fhead;p=ceph.git

seastore/cbjournal: add a log if crc is mismatched

Signed-off-by: Myoungwon Oh <myoungwon.oh@samsung.com>
---

diff --git a/src/crimson/os/seastore/journal/circular_bounded_journal.cc b/src/crimson/os/seastore/journal/circular_bounded_journal.cc
index cc44df9d46b8..60e356628535 100644
--- a/src/crimson/os/seastore/journal/circular_bounded_journal.cc
+++ b/src/crimson/os/seastore/journal/circular_bounded_journal.cc
@@ -339,7 +339,12 @@ CircularBoundedJournal::read_header(rbm_abs_addr start)
     ceph_le32 recorded_crc_le;
     decode(recorded_crc_le, bliter);
     uint32_t recorded_crc = recorded_crc_le;
-    ceph_assert(test_crc == recorded_crc);
+    if (test_crc != recorded_crc) {
+      ERROR("read_header: error, header crc mismatch.");
+      return read_header_ret(
+	read_header_ertr::ready_future_marker{},
+	std::nullopt);
+    }
     return read_header_ret(
       read_header_ertr::ready_future_marker{},
       std::make_pair(cbj_header, bl)