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To: Jason Xing <kerneljasonxing@gmail.com>, paulmck@kernel.org,
 peterz@infradead.org, bigeasy@linutronix.de, frederic@kernel.org
Cc: linux-kernel@vger.kernel.org, netdev@vger.kernel.org,
 kerneljasonxing@gmail.com, Jason Xing <kernelxing@tencent.com>
Subject: Re: [PATCH] softirq: let the userside tune the SOFTIRQ_NOW_MASK
 with sysctl
In-Reply-To: <20230410023041.49857-1-kerneljasonxing@gmail.com>
References: <20230410023041.49857-1-kerneljasonxing@gmail.com>
Date: Tue, 09 May 2023 15:05:50 +0200
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On Mon, Apr 10 2023 at 10:30, Jason Xing wrote:
> From: Jason Xing <kernelxing@tencent.com>
>
> Currently we have two exceptions which could avoid ksoftirqd when
> invoking softirqs: HI_SOFTIRQ and TASKLET_SOFTIRQ. They were introduced
> in the commit 3c53776e29f8 ("Mark HI and TASKLET softirq synchronous")
> which says if we don't mask them, it will cause excessive latencies in
> some cases.

As we are ripping this out, I'll ignore this patch.