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shm: Ref counting for unmanaged regions in a dedicated segment

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Alexey Rybalchenko
2023-09-19 10:21:00 +02:00
parent fc00f64f20
commit 7a5e877520
7 changed files with 159 additions and 85 deletions
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fairmq/shmem/README.md
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@@ -16,6 +16,7 @@ FairMQ Shared Memory currently uses the following names to register shared memor
| `fmq_<shmId>_mng` | management segment (management data) | one of the devices | devices |
| `fmq_<shmId>_rg_<index>` | unmanaged region(s) | one of the devices | devices with unmanaged regions |
| `fmq_<shmId>_rgq_<index>` | unmanaged region queue(s) | one of the devices | devices with unmanaged regions |
| `fmq_<shmId>_rrc_<index>` | unmanaged region reference count pool(s) | one of the devices | devices with unmanaged regions |
| `fmq_<shmId>_ms` | shmmonitor status | shmmonitor | devices, shmmonitor |
The shmId is generated out of session id and user id.