linux-kernel - Re: [RFC v2] x86: Select HARDIRQS_SW

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Date:   Wed, 11 Mar 2020 22:31:46 +0100
From:   Thomas Gleixner <tglx@...utronix.de>
To:     Hans de Goede <hdegoede@...hat.com>,
        Mika Westerberg <mika.westerberg@...ux.intel.com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        "H . Peter Anvin" <hpa@...or.com>
Cc:     linux-gpio@...r.kernel.org, linux-acpi@...r.kernel.org,
        x86@...nel.org, linux-kernel@...r.kernel.org
Subject: Re: [RFC v2] x86: Select HARDIRQS_SW_RESEND on x86

Hans de Goede <hdegoede@...hat.com> writes:
>> I just need to stare at the legacy PIC and the virt stuff.
>> 
>>> Also maybe we should add a Cc: stable@...r.kernel.org ??? This seems like
>>> somewhat a big change for that but it does solve some real issues...
>> 
>> Yes. Let me stare at the couple of weird irqchips which might get
>> surprised. I'll teach them not to do that :)
>
> I know that you are very busy, still I'm wondering is there any progress
> on this ?

Bah. That fell through the cracks, but actually I looked at this due to
the PCI-E AER wreckage. So yes, this is fine, but we want:

 https://lkml.kernel.org/r/20200306130623.590923677@linutronix.de
 https://lkml.kernel.org/r/20200306130623.684591280@linutronix.de

if we want to backport this to stable.

Thanks,

        tglx