From: "Alexey Klimov" <alexey.klimov@linaro.org>
To: "Fugang Duan" <fugang.duan@cixtech.com>,
"alexander.deucher@amd.com" <alexander.deucher@amd.com>,
"frank.min@amd.com" <frank.min@amd.com>,
"amd-gfx@lists.freedesktop.org" <amd-gfx@lists.freedesktop.org>
Cc: "stable@vger.kernel.org" <stable@vger.kernel.org>,
"david.belanger@amd.com" <david.belanger@amd.com>,
"christian.koenig@amd.com" <christian.koenig@amd.com>,
"Peter Chen" <peter.chen@cixtech.com>,
"cix-kernel-upstream" <cix-kernel-upstream@cixtech.com>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>
Subject: Re: 回复: [REGRESSION] amdgpu: async system error exception from hdp_v5_0_flush_hdp()
Date: Wed, 16 Apr 2025 12:25:30 +0100 [thread overview]
Message-ID: <D980Y4WDV662.L4S7QAU72GN2@linaro.org> (raw)
In-Reply-To: <SI2PR06MB5041FB15F8DBB44916FB6430F1BD2@SI2PR06MB5041.apcprd06.prod.outlook.com>
On Wed Apr 16, 2025 at 4:12 AM BST, Fugang Duan wrote:
> 发件人: Alexey Klimov <alexey.klimov@linaro.org> 发送时间: 2025年4月16日 2:28
>>#regzbot introduced: v6.12..v6.13
[..]
>>The only change related to hdp_v5_0_flush_hdp() was
>>cf424020e040 drm/amdgpu/hdp5.0: do a posting read when flushing HDP
>>
>>Reverting that commit ^^ did help and resolved that problem. Before sending
>>revert as-is I was interested to know if there supposed to be a proper fix for
>>this or maybe someone is interested to debug this or have any suggestions.
>>
> Can you revert the change and try again https://gitlab.com/linux-kernel/linux/-/commit/cf424020e040be35df05b682b546b255e74a420f
Please read my email in the first place.
Let me quote just in case:
>The only change related to hdp_v5_0_flush_hdp() was
>cf424020e040 drm/amdgpu/hdp5.0: do a posting read when flushing HDP
>Reverting that commit ^^ did help and resolved that problem.
Thanks,
Alexey
next prev parent reply other threads:[~2025-04-16 13:41 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-04-15 18:28 [REGRESSION] amdgpu: async system error exception from hdp_v5_0_flush_hdp() Alexey Klimov
2025-04-16 3:12 ` 回复: " Fugang Duan
2025-04-16 11:25 ` Alexey Klimov [this message]
2025-04-16 14:49 ` Alex Deucher
2025-04-17 0:42 ` 回复: " Fugang Duan
2025-04-17 13:08 ` Alex Deucher
2025-04-18 0:30 ` 回复: " Fugang Duan
2025-04-18 1:10 ` Alex Deucher
2025-04-22 2:20 ` Alexey Klimov
2025-04-22 13:00 ` Alex Deucher
2025-04-22 15:59 ` Alexey Klimov
2025-04-23 14:32 ` Christian König
2025-04-24 15:44 ` Alex Deucher
2025-04-27 1:01 ` Alexey Klimov
2025-04-30 16:55 ` Alex Deucher
2025-05-11 23:24 ` Alexey Klimov
2025-05-12 14:46 ` Alex Deucher
2025-04-16 11:44 ` Christian König
2025-04-22 2:49 ` Alexey Klimov
2025-04-24 11:41 ` Peter Chen
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