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From: Bruce Richardson <bruce.richardson@intel.com>
To: Honnappa Nagarahalli <honnappa.nagarahalli@arm.com>
Cc: pablo.de.lara.guarch@intel.com, dev@dpdk.org,
	yipeng1.wang@intel.com, gavin.hu@arm.com,
	dharmik.thakkar@arm.com, nd@arm.com
Subject: Re: [dpdk-dev] [PATCH v5 2/5] hash: support do not free on delete
Date: Tue, 23 Oct 2018 11:30:06 +0100	[thread overview]
Message-ID: <20181023103005.GB18800@bricha3-MOBL.ger.corp.intel.com> (raw)
In-Reply-To: <1540268524-126673-3-git-send-email-honnappa.nagarahalli@arm.com>

On Mon, Oct 22, 2018 at 11:22:01PM -0500, Honnappa Nagarahalli wrote:
> rte_hash_lookup_xxx APIs return the index of slot in
> the key store. Application(reader) can use that index to reference
> other data structures in its scope. Because of this, the
> index should not be freed till the application completes
> using the index.
> RTE_HASH_EXTRA_FLAGS_NO_FREE_ON_DEL is introduced to support this.
> When this flag is enabled rte_hash_del_xxx APIs do not free the
> key-store index/internal memory associated with the deleted
> entry. The new API rte_hash_free_key_with_position should be called
> to free the key-store index/internal memory after calling
> rte_hash_del_xxx APIs.
> 
> Suggested-by: Yipeng Wang <yipeng1.wang@intel.com>
> Signed-off-by: Honnappa Nagarahalli <honnappa.nagarahalli@arm.com>
> Reviewed-by: Gavin Hu <gavin.hu@arm.com>
> Reviewed-by: Yipeng Wang <yipeng1.wang@arm.com>
> ---
As before, fix email in reviewed-by.

Acked-by: Bruce Richardson <bruce.richardson@intel.com>

  reply	other threads:[~2018-10-23 10:30 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-10-23  4:21 [dpdk-dev] [PATCH v5 0/5] Address reader-writer concurrency in rte_hash Honnappa Nagarahalli
2018-10-23  4:22 ` [dpdk-dev] [PATCH v5 1/5] hash: separate multi-writer from rw-concurrency Honnappa Nagarahalli
2018-10-23 10:25   ` Bruce Richardson
2018-10-23  4:22 ` [dpdk-dev] [PATCH v5 2/5] hash: support do not free on delete Honnappa Nagarahalli
2018-10-23 10:30   ` Bruce Richardson [this message]
2018-10-23  4:22 ` [dpdk-dev] [PATCH v5 3/5] hash: fix key store element alignment Honnappa Nagarahalli
2018-10-23 10:31   ` Bruce Richardson
2018-10-23  4:22 ` [dpdk-dev] [PATCH v5 4/5] hash: add lock-free read-write concurrency Honnappa Nagarahalli
2018-10-23 11:52   ` Bruce Richardson
2018-10-23  4:22 ` [dpdk-dev] [PATCH v5 5/5] test/hash: read-write lock-free concurrency test Honnappa Nagarahalli
2018-10-23 11:54   ` Bruce Richardson
2018-10-23 14:15     ` Honnappa Nagarahalli
2018-10-23 14:20       ` Bruce Richardson
2018-10-23 15:52         ` Honnappa Nagarahalli
2018-10-23 11:56   ` Bruce Richardson

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