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shm: open managament data as read only during cleanup

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This commit is contained in:
Alexey Rybalchenko 2022-05-28 13:30:56 +02:00
parent 00df117c7c
commit d2aa3b6bb0
1 changed files with 1 additions and 1 deletions
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2
fairmq/shmem/Monitor.cxx
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@ -574,7 +574,7 @@ std::vector<std::pair<std::string, bool>> Monitor::Cleanup(const ShmId& shmIdT,
string managementSegmentName("fmq_" + shmId + "_mng"); string managementSegmentName("fmq_" + shmId + "_mng");
try { try {
bipc::managed_shared_memory managementSegment(bipc::open_only, managementSegmentName.c_str()); bipc::managed_shared_memory managementSegment(bipc::open_read_only, managementSegmentName.c_str());
Uint16RegionInfoHashMap* shmRegions = managementSegment.find<Uint16RegionInfoHashMap>(bipc::unique_instance).first; Uint16RegionInfoHashMap* shmRegions = managementSegment.find<Uint16RegionInfoHashMap>(bipc::unique_instance).first;
if (shmRegions) { if (shmRegions) {