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From: "Wang, Yipeng1" <yipeng1.wang@intel.com>
To: Dharmik Thakkar <dharmik.thakkar@arm.com>,
	"Gobriel, Sameh" <sameh.gobriel@intel.com>,
	"Richardson, Bruce" <bruce.richardson@intel.com>,
	"De Lara Guarch, Pablo" <pablo.de.lara.guarch@intel.com>,
	"Mcnamara, John" <john.mcnamara@intel.com>,
	"Kovacevic, Marko" <marko.kovacevic@intel.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH v2 1/2] hash: add lock free support for extendable bucket
Date: Mon, 1 Apr 2019 18:20:06 +0000	[thread overview]
Message-ID: <D2C4A16CA39F7F4E8E384D204491D7A673E48A19@ORSMSX104.amr.corp.intel.com> (raw)
Message-ID: <20190401182006.9_QyqdnRANEfwkZzaz0LrTPbbaSfjAVN2vYFAG6lBVQ@z> (raw)
In-Reply-To: <20190325210838.2853-2-dharmik.thakkar@arm.com>

>-----Original Message-----
>From: Dharmik Thakkar [mailto:dharmik.thakkar@arm.com]
>Sent: Monday, March 25, 2019 2:09 PM
>To: Wang, Yipeng1 <yipeng1.wang@intel.com>; Gobriel, Sameh <sameh.gobriel@intel.com>; Richardson, Bruce
><bruce.richardson@intel.com>; De Lara Guarch, Pablo <pablo.de.lara.guarch@intel.com>; Mcnamara, John
><john.mcnamara@intel.com>; Kovacevic, Marko <marko.kovacevic@intel.com>
>Cc: dev@dpdk.org; Dharmik Thakkar <dharmik.thakkar@arm.com>
>Subject: [PATCH v2 1/2] hash: add lock free support for extendable bucket
>
>This patch enables lock-free read-write concurrency support for
>extendable bucket feature.
>
>Suggested-by: Honnappa Nagarahalli <honnappa.nagarahalli@arm.com>
>Signed-off-by: Dharmik Thakkar <dharmik.thakkar@arm.com>
>Reviewed-by: Ruifeng Wang <ruifeng.wang@arm.com>
>Reviewed-by: Gavin Hu <gavin.hu@arm.com>
>Reviewed-by: Honnappa Nagarahalli <honnappa.nagarahalli@arm.com>
>@@ -1072,7 +1082,15 @@ __rte_hash_add_key_with_hash(const struct rte_hash *h, const void *key,
> 	bkt_id = (uint32_t)((uintptr_t)ext_bkt_id) - 1;
> 	/* Use the first location of the new bucket */
> 	(h->buckets_ext[bkt_id]).sig_current[0] = short_sig;
>-	(h->buckets_ext[bkt_id]).key_idx[0] = new_idx;
>+	/* Key can be of arbitrary length, so it is
>+	 * not possible to store it atomically.
>+	 * Hence the new key element's memory stores
>+	 * (key as well as data) should be complete
>+	 * before it is referenced.
>+	 */
[Wang, Yipeng] Minor issue: does this comment need to be fixed too? If so you could include my ack for next version.

Acked-by: Yipeng Wang  <yipeng1.wang@intel.com>


Thanks
Yipeng!


  parent reply	other threads:[~2019-04-01 18:20 UTC|newest]

Thread overview: 50+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-03-20 22:35 [dpdk-dev] [PATCH 0/2] hash: add lock free support for ext bkt Dharmik Thakkar
2019-03-20 22:35 ` Dharmik Thakkar
2019-03-20 22:35 ` [dpdk-dev] [PATCH 1/2] hash: add lock free support for extendable bucket Dharmik Thakkar
2019-03-20 22:35   ` Dharmik Thakkar
2019-03-22 23:48   ` Wang, Yipeng1
2019-03-22 23:48     ` Wang, Yipeng1
2019-03-25 20:10     ` Dharmik Thakkar
2019-03-25 20:10       ` Dharmik Thakkar
2019-03-20 22:35 ` [dpdk-dev] [PATCH 2/2] test/hash: lock-free rw concurrency test ext bkt Dharmik Thakkar
2019-03-20 22:35   ` Dharmik Thakkar
2019-03-25 21:08 ` [dpdk-dev] [PATCH v2 0/2] hash: add lock free support for " Dharmik Thakkar
2019-03-25 21:08   ` Dharmik Thakkar
2019-03-25 21:08   ` [dpdk-dev] [PATCH v2 1/2] hash: add lock free support for extendable bucket Dharmik Thakkar
2019-03-25 21:08     ` Dharmik Thakkar
2019-04-01 18:20     ` Wang, Yipeng1 [this message]
2019-04-01 18:20       ` Wang, Yipeng1
2019-04-01 20:16       ` Dharmik Thakkar
2019-04-01 20:16         ` Dharmik Thakkar
2019-03-25 21:08   ` [dpdk-dev] [PATCH v2 2/2] test/hash: lock-free rw concurrency test ext bkt Dharmik Thakkar
2019-03-25 21:08     ` Dharmik Thakkar
2019-04-01 18:55     ` Wang, Yipeng1
2019-04-01 18:55       ` Wang, Yipeng1
2019-04-01 20:06       ` Dharmik Thakkar
2019-04-01 20:06         ` Dharmik Thakkar
2019-04-01 22:18   ` [dpdk-dev] [PATCH v3 0/2] hash: add lock free support for " Dharmik Thakkar
2019-04-01 22:18     ` Dharmik Thakkar
2019-04-01 22:18     ` [dpdk-dev] [PATCH v3 1/2] hash: add lock free support for extendable bucket Dharmik Thakkar
2019-04-01 22:18       ` Dharmik Thakkar
2019-04-01 22:18     ` [dpdk-dev] [PATCH v3 2/2] test/hash: lock-free rw concurrency test ext bkt Dharmik Thakkar
2019-04-01 22:18       ` Dharmik Thakkar
2019-04-01 22:52       ` Wang, Yipeng1
2019-04-01 22:52         ` Wang, Yipeng1
2019-04-01 23:08     ` [dpdk-dev] [PATCH v4 0/2] hash: add lock free support for " Dharmik Thakkar
2019-04-01 23:08       ` Dharmik Thakkar
2019-04-01 23:08       ` [dpdk-dev] [PATCH v4 1/2] hash: add lock free support for extendable bucket Dharmik Thakkar
2019-04-01 23:08         ` Dharmik Thakkar
2019-04-01 23:08       ` [dpdk-dev] [PATCH v4 2/2] test/hash: lock-free rw concurrency test ext bkt Dharmik Thakkar
2019-04-01 23:08         ` Dharmik Thakkar
2019-04-02  0:57         ` Thomas Monjalon
2019-04-02  0:57           ` Thomas Monjalon
2019-04-02 19:44           ` Dharmik Thakkar
2019-04-02 19:44             ` Dharmik Thakkar
2019-04-02 19:44       ` [dpdk-dev] [PATCH v5 0/2] hash: add lock free support for " Dharmik Thakkar
2019-04-02 19:44         ` Dharmik Thakkar
2019-04-02 19:44         ` [dpdk-dev] [PATCH v5 1/2] hash: add lock free support for extendable bucket Dharmik Thakkar
2019-04-02 19:44           ` Dharmik Thakkar
2019-04-02 19:44         ` [dpdk-dev] [PATCH v5 2/2] test/hash: lock-free rw concurrency test ext bkt Dharmik Thakkar
2019-04-02 19:44           ` Dharmik Thakkar
2019-04-03 18:56         ` [dpdk-dev] [PATCH v5 0/2] hash: add lock free support for " Thomas Monjalon
2019-04-03 18:56           ` Thomas Monjalon

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