[PATCH] arm64: use SOFTIRQ_ON_OWN_STACK for enabling softirq stack

Sebastian Andrzej Siewior bigeasy at linutronix.de
Sun Oct 12 23:27:54 PDT 2025


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 at gmail.com>

Reviewed-by: Sebastian Andrzej Siewior <bigeasy at linutronix.de>

Sebastian



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