linux-kernel - Re: [PATCH v4 0/4] defconfig: drop RT_GROUP

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Message-Id: 
 <173824624400.971083.13259437466133760961.git-patchwork-notify@kernel.org>
Date: Thu, 30 Jan 2025 14:10:44 +0000
From: patchwork-bot+linux-riscv@...nel.org
To: Celeste Liu <uwu@...lacanthus.name>
Cc: linux-riscv@...ts.infradead.org, paul.walmsley@...ive.com,
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Subject: Re: [PATCH v4 0/4] defconfig: drop RT_GROUP_SCHED=y

Hello:

This series was applied to riscv/linux.git (for-next)
by Palmer Dabbelt <palmer@...osinc.com>:

On Wed, 15 Jan 2025 04:41:19 +0800 you wrote:
> For cgroup v1, if turned on, and there's any cgroup in the "cpu" hierarchy it
> needs an RT budget assigned, otherwise the processes in it will not be able to
> get RT at all. The problem with RT group scheduling is that it requires the
> budget assigned but there's no way we could assign a default budget, since the
> values to assign are both upper and lower time limits, are absolute, and need to
> be sum up to < 1 for each individal cgroup. That means we cannot really come up
> with values that would work by default in the general case.[1]
> 
> [...]

Here is the summary with links:
  - [v4,1/4] riscv: defconfig: drop RT_GROUP_SCHED=y
    https://git.kernel.org/riscv/c/26f2d6de4179
  - [v4,2/4] loongarch: defconfig: drop RT_GROUP_SCHED=y
    (no matching commit)
  - [v4,3/4] sh: defconfig: drop RT_GROUP_SCHED=y from sdk7786/urquell
    (no matching commit)
  - [v4,4/4] arm: defconfig: drop RT_GROUP_SCHED=y from bcm2835/tegra/omap2plus
    (no matching commit)

You are awesome, thank you!
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