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From:   Arnd Bergmann <arnd@arndb.de>
Date:   Wed, 28 Jul 2021 14:23:50 +0200
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Subject: Re: [PATCH 06/19] LoongArch: Add exception/interrupt handling
To:     Huacai Chen <chenhuacai@gmail.com>
Cc:     Arnd Bergmann <arnd@arndb.de>,
        Peter Zijlstra <peterz@infradead.org>,
        Nicholas Piggin <npiggin@gmail.com>,
        Huacai Chen <chenhuacai@loongson.cn>,
        David Airlie <airlied@linux.ie>,
        Andrew Morton <akpm@linux-foundation.org>,
        Jiaxun Yang <jiaxun.yang@flygoat.com>,
        linux-arch <linux-arch@vger.kernel.org>,
        Xuefeng Li <lixuefeng@loongson.cn>,
        Andy Lutomirski <luto@kernel.org>,
        Thomas Gleixner <tglx@linutronix.de>,
        Linus Torvalds <torvalds@linux-foundation.org>
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On Wed, Jul 28, 2021 at 12:16 PM Huacai Chen <chenhuacai@gmail.com> wrote:
> Very very unfortunately, the idle instruction of LoongArch cannot
> executed with irq disabled. In other word, LoongArch should use a
> variant like r4k_wait(), not r4k_wait_irqoff().

Ok, got it. Thanks a  lot for the clarification!

       Arnd