Re: [dpdk-dev] [PATCH v7 0/5] Address reader-writer concurrency in rte_hash

2018-10-26 Thread Thomas Monjalon
> Dharmik Thakkar (1): > test/hash: read-write lock-free concurrency test > > Honnappa Nagarahalli (4): > hash: separate multi-writer from rw-concurrency > hash: support do not free on delete > hash: fix key store element alignment > hash: add lock-free read-write concurrency Applied wi

[dpdk-dev] [PATCH v7 0/5] Address reader-writer concurrency in rte_hash

2018-10-25 Thread Honnappa Nagarahalli
Currently, reader-writer concurrency problems in rte_hash are addressed using reader-writer locks. Use of reader-writer locks results in following issues: 1) In many of the use cases for the hash table, writer threads are running on control plane. If the writer is preemp