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Message-Id:
<172253043788.13740.11553891732223082482.git-patchwork-notify@kernel.org>
Date: Thu, 01 Aug 2024 16:40:37 +0000
From: patchwork-bot+linux-riscv@...nel.org
To: Nick Hu <nick.hu@...ive.com>
Cc: linux-riscv@...ts.infradead.org, paul.walmsley@...ive.com,
palmer@...belt.com, aou@...s.berkeley.edu, tglx@...utronix.de,
peterz@...radead.org, anup@...infault.org, samuel.holland@...ive.com,
tj@...nel.org, alexghiti@...osinc.com, linux-kernel@...r.kernel.org,
greentime.hu@...ive.com, zong.li@...ive.com
Subject: Re: [PATCH v2] RISC-V: Enable the IPI before workqueue_online_cpu()
Hello:
This patch was applied to riscv/linux.git (fixes)
by Palmer Dabbelt <palmer@...osinc.com>:
On Wed, 17 Jul 2024 11:17:14 +0800 you wrote:
> Sometimes the hotplug cpu stalls at the arch_cpu_idle() for a while after
> workqueue_online_cpu(). When cpu stalls at the idle loop, the reschedule
> IPI is pending. However the enable bit is not enabled yet so the cpu stalls
> at WFI until watchdog timeout. Therefore enable the IPI before the
> workqueue_online_cpu() to fix the issue.
>
> Fixes: 63c5484e7495 ("workqueue: Add multiple affinity scopes and interface to select them")
> Signed-off-by: Nick Hu <nick.hu@...ive.com>
>
> [...]
Here is the summary with links:
- [v2] RISC-V: Enable the IPI before workqueue_online_cpu()
https://git.kernel.org/riscv/c/3908ba2e0b24
You are awesome, thank you!
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