From: SrinivasaBharathKanta <61141011+SrinivasaBharath@users.noreply.github.com>
Date: Mon, 30 Mar 2026 06:28:03 +0000 (+0530)
Subject: Merge pull request #65987 from MattyWilliams22/wip-compiler-independent-rng
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=0ec78517effbb9c3747596156ffda2a0fee2cc7a;p=ceph.git

Merge pull request #65987 from MattyWilliams22/wip-compiler-independent-rng

IO Generator: Change random number generator to be compiler independent
---

0ec78517effbb9c3747596156ffda2a0fee2cc7a
diff --cc src/test/osd/ceph_test_rados_io_sequence/ceph_test_rados_io_sequence.cc
index 3a0c3a0a4395,4f4d68c5edfb..e9f86c4d769c
--- a/src/test/osd/ceph_test_rados_io_sequence/ceph_test_rados_io_sequence.cc
+++ b/src/test/osd/ceph_test_rados_io_sequence/ceph_test_rados_io_sequence.cc
@@@ -1053,11 -1059,11 +1063,11 @@@ ceph::io_sequence::tester::TestObject::
  
      bufferlist outbl;
      auto formatter = std::make_unique<JSONFormatter>(false);
- 
+     int model_seed = rng();
      exerciser_model = std::make_unique<ceph::io_exerciser::RadosIo>(
-         rados, asio, pool, primary_oid, secondary_oid, sbs.select(), rng(),
+         rados, asio, pool, primary_oid, secondary_oid, sbs.select(), model_seed,
          threads, lock, cond, spo.is_replicated_pool(),
 -        spo.get_allow_pool_ec_optimizations(), delete_objects);
 +        spo.get_allow_pool_ec_optimizations(), seq, delete_objects);
      dout(0) << "= " << primary_oid << " pool=" << pool << " threads=" << threads
              << " blocksize=" << exerciser_model->get_block_size() << " ="
              << dendl;
diff --cc src/test/osd/ceph_test_rados_io_sequence/ceph_test_rados_io_sequence.h
index 0c89ffa571e3,a0940d3a7c13..02487b47c0e4
--- a/src/test/osd/ceph_test_rados_io_sequence/ceph_test_rados_io_sequence.h
+++ b/src/test/osd/ceph_test_rados_io_sequence/ceph_test_rados_io_sequence.h
@@@ -474,10 -475,10 +475,10 @@@ class TestObject 
    std::pair<ceph::io_exerciser::Sequence, ceph::io_exerciser::Sequence>
        seq_range;
    ceph::io_exerciser::Sequence curseq;
 -  std::unique_ptr<ceph::io_exerciser::IoSequence> seq;
 +  std::shared_ptr<ceph::io_exerciser::IoSequence> seq;
    std::unique_ptr<ceph::io_exerciser::IoOp> op;
    bool done;
-   ceph::util::random_number_generator<int>& rng;
+   std::mt19937_64& rng;
    bool verbose;
    std::optional<int> seqseed;
    std::optional<std::pair<int, int>> pool_km;