linux-kernel - Re: [PATCH 10/10] softirq: Remove __ARCH_SET_SOFTIRQ

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Date:   Thu, 29 Mar 2018 09:16:19 +0200
From:   Peter Zijlstra <peterz@...radead.org>
To:     Frederic Weisbecker <frederic@...nel.org>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
        Tony Luck <tony.luck@...el.com>,
        "David S . Miller" <davem@...emloft.net>,
        Michael Ellerman <mpe@...erman.id.au>,
        Helge Deller <deller@....de>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...nel.org>,
        Fenghua Yu <fenghua.yu@...el.com>,
        "James E . J . Bottomley" <jejb@...isc-linux.org>
Subject: Re: [PATCH 10/10] softirq: Remove __ARCH_SET_SOFTIRQ_PENDING

On Thu, Mar 29, 2018 at 04:27:05AM +0200, Frederic Weisbecker wrote:
> The last user of __ARCH_SET_SOFTIRQ_PENDING has been converted to generic
> per-cpu softirq mask. We can now remove this conditional.

This seems like half a cleanup; who still has local_softirq_pending()
after this?

>  
>  #else /* local_softirq_pending */
>  
> -#ifndef __ARCH_SET_SOFTIRQ_PENDING
>  #define set_softirq_pending(x) (local_softirq_pending() = (x))
>  #define or_softirq_pending(x)  (local_softirq_pending() |= (x))
> -#endif
>  
>  #endif /* local_softirq_pending */