From: "Hunt, David" <david.hunt@intel.com>
To: Ruifeng Wang <ruifeng.wang@arm.com>
Cc: dev@dpdk.org, hkalra@marvell.com, gavin.hu@arm.com,
honnappa.nagarahalli@arm.com, nd@arm.com, stable@dpdk.org
Subject: Re: [dpdk-stable] [PATCH v3 1/2] lib/distributor: fix deadlock issue for aarch64
Date: Fri, 25 Oct 2019 09:13:08 +0100 [thread overview]
Message-ID: <0593e138-1635-1a04-f423-53f35738e992@intel.com> (raw)
In-Reply-To: <20191015092826.13002-2-ruifeng.wang@arm.com>
On 15/10/2019 10:28, Ruifeng Wang wrote:
> Distributor and worker threads rely on data structs in cache line
> for synchronization. The shared data structs were not protected.
> This caused deadlock issue on weaker memory ordering platforms as
> aarch64.
> Fix this issue by adding memory barriers to ensure synchronization
> among cores.
>
> Bugzilla ID: 342
> Fixes: 775003ad2f96 ("distributor: add new burst-capable library")
> Cc: stable@dpdk.org
>
> Signed-off-by: Ruifeng Wang <ruifeng.wang@arm.com>
> Reviewed-by: Gavin Hu <gavin.hu@arm.com>
> ---
Acked-by: David Hunt <david.hunt@intel.com>
next prev parent reply other threads:[~2019-10-25 8:13 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-08 9:55 [dpdk-stable] [PATCH] " Ruifeng Wang
2019-10-08 12:53 ` Hunt, David
2019-10-08 17:05 ` [dpdk-stable] [dpdk-dev] " Aaron Conole
2019-10-08 19:46 ` David Marchand
2019-10-08 20:08 ` Aaron Conole
2019-10-09 5:52 ` Ruifeng Wang (Arm Technology China)
2019-10-17 11:42 ` [dpdk-stable] [EXT] " Harman Kalra
2019-10-17 13:48 ` Ruifeng Wang (Arm Technology China)
[not found] ` <20191012024352.23545-1-ruifeng.wang@arm.com>
2019-10-12 2:43 ` [dpdk-stable] [PATCH v2 1/2] " Ruifeng Wang
2019-10-13 2:31 ` Honnappa Nagarahalli
2019-10-14 10:00 ` Ruifeng Wang (Arm Technology China)
2019-10-12 2:43 ` [dpdk-stable] [PATCH v2 2/2] test/distributor: fix false unit test failure Ruifeng Wang
[not found] ` <20191015092826.13002-1-ruifeng.wang@arm.com>
2019-10-15 9:28 ` [dpdk-stable] [PATCH v3 1/2] lib/distributor: fix deadlock issue for aarch64 Ruifeng Wang
2019-10-25 8:13 ` Hunt, David [this message]
2019-10-15 9:28 ` [dpdk-stable] [PATCH v3 2/2] test/distributor: fix false unit test failure Ruifeng Wang
2019-10-25 8:13 ` Hunt, David
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