From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
To: Ryo Takakura <ryotkkr98@gmail.com>
Cc: catalin.marinas@arm.com, will@kernel.org, clrkwllms@kernel.org,
rostedt@goodmis.org, leitao@debian.org, mark.rutland@arm.com,
ardb@kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, linux-rt-devel@lists.linux.dev
Subject: Re: [PATCH] arm64: use SOFTIRQ_ON_OWN_STACK for enabling softirq stack
Date: Mon, 13 Oct 2025 08:27:54 +0200 [thread overview]
Message-ID: <20251013062754.6GDxEVID@linutronix.de> (raw)
In-Reply-To: <20251013013508.74677-1-ryotkkr98@gmail.com>
On 2025-10-13 01:35:08 [+0000], Ryo Takakura wrote:
> For those architectures with HAVE_SOFTIRQ_ON_OWN_STACK use
> their dedicated softirq stack when !PREEMPT_RT. This condition
> is ensured by SOFTIRQ_ON_OWN_STACK.
>
> Let arm64 use SOFTIRQ_ON_OWN_STACK as well to select its
> usage of the stack.
>
> Signed-off-by: Ryo Takakura <ryotkkr98@gmail.com>
Reviewed-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Sebastian
next prev parent reply other threads:[~2025-10-13 6:28 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-13 1:35 [PATCH] arm64: use SOFTIRQ_ON_OWN_STACK for enabling softirq stack Ryo Takakura
2025-10-13 6:27 ` Sebastian Andrzej Siewior [this message]
2025-11-04 13:58 ` Will Deacon
2025-11-05 7:33 ` Ryo Takakura
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