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From: Tejun Heo <tj@kernel.org>
To: David Vernet <void@manifault.com>
Cc: linux-kernel@vger.kernel.org, kernel-team@meta.com
Subject: Re: [PATCH] sched_ext: Make scx_bpf_cpuperf_set() @cpu arg signed
Date: Sun, 23 Jun 2024 07:54:02 -1000	[thread overview]
Message-ID: <ZnhhOi9BdC6CNFeo@slm.duckdns.org> (raw)
In-Reply-To: <20240623081036.51867-1-void@manifault.com>

On Sun, Jun 23, 2024 at 03:10:36AM -0500, David Vernet wrote:
> The scx_bpf_cpuperf_set() kfunc allows a BPF program to set the relative
> performance target of a specified CPU. Commit d86adb4fc065 ("sched_ext: Add
> cpuperf support") defined the @cpu argument to be unsigned. Let's update it
> to be signed to match the norm for the rest of ext.c and the kernel.
> 
> Note that the kfunc declaration of scx_bpf_cpuperf_set() in the
> common.bpf.h header in tools/sched_ext already listed the cpu as signed, so
> this also fixes the build for tools/sched_ext and the sched_ext selftests
> due to kfunc declarations now being emitted in vmlinux.h based on BTF (thus
> causing the compiler to error due to observing conflicting types).
> 
> Fixes: d86adb4fc065 ("sched_ext: Add cpuperf support")
> Signed-off-by: David Vernet <void@manifault.com>

Applied to sched_ext/for-6.11.

Thanks.

-- 
tejun

      reply	other threads:[~2024-06-23 17:54 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-06-23  8:10 David Vernet
2024-06-23 17:54 ` Tejun Heo [this message]

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