From: Ferruh Yigit <ferruh.yigit@amd.com>
To: Chengwen Feng <fengchengwen@huawei.com>, thomas@monjalon.net
Cc: dev@dpdk.org, huangdengdui@huawei.com, mb@smartsharesystems.com,
stephen@networkplumber.org, roretzla@linux.microsoft.com
Subject: Re: [PATCH v8] ethdev: fix strict aliasing lead to link cannot be up
Date: Mon, 22 Apr 2024 11:54:49 +0100 [thread overview]
Message-ID: <f8d0a2fe-30f6-4dc0-b7f5-c0f35d00a22c@amd.com> (raw)
In-Reply-To: <20240422063813.23814-1-fengchengwen@huawei.com>
On 4/22/2024 7:38 AM, Chengwen Feng wrote:
> Fix a problem introduced by a compiler upgrade (from gcc10 to gcc12.3),
> which will lead the hns3 NIC can't link up. The root cause is strict
> aliasing violation in rte_eth_linkstatus_set() with hns3 driver, see
> [1] for more details.
>
> This commit use union to avoid such aliasing violation. Also the
> impacted components (cxgbe and qos_sched) have been adapted to the
> struct change.
>
> [1] https://inbox.dpdk.org/dev/8175c905-e661-b910-7f20-59b6ab605c38@huawei.com/
>
> Cc: stable@dpdk.org
>
> Signed-off-by: Chengwen Feng <fengchengwen@huawei.com>
> Signed-off-by: Dengdui Huang <huangdengdui@huawei.com>
> Acked-by: Morten Brørup <mb@smartsharesystems.com>
>
Acked-by: Ferruh Yigit <ferruh.yigit@amd.com>
Applied to dpdk-next-net/main, thanks.
prev parent reply other threads:[~2024-04-22 10:55 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-11 3:07 [PATCH] ethdev: fix strict aliasing lead to link cannot be up Chengwen Feng
2024-04-11 6:53 ` Morten Brørup
2024-04-11 6:58 ` Morten Brørup
2024-04-11 11:57 ` fengchengwen
2024-04-11 12:44 ` Morten Brørup
2024-04-11 12:04 ` [PATCH v3] " Chengwen Feng
2024-04-11 12:44 ` Morten Brørup
2024-04-12 3:27 ` fengchengwen
2024-04-12 7:24 ` Morten Brørup
2024-04-11 15:05 ` [PATCH] " Stephen Hemminger
2024-04-12 8:16 ` fengchengwen
2024-04-12 8:49 ` [PATCH v4] " Chengwen Feng
2024-04-13 8:04 ` [PATCH v5] " Chengwen Feng
2024-04-13 8:48 ` [PATCH v6] " Chengwen Feng
2024-04-15 13:15 ` Morten Brørup
2024-04-18 7:28 ` [PATCH v7] " Chengwen Feng
2024-04-19 15:15 ` Ferruh Yigit
2024-04-19 15:25 ` Ferruh Yigit
2024-04-22 6:42 ` fengchengwen
2024-04-22 6:38 ` [PATCH v8] " Chengwen Feng
2024-04-22 10:54 ` Ferruh Yigit [this message]
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