From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Alexey Kardashevskiy <aik@ozlabs.ru>, linuxppc-dev@lists.ozlabs.org
Cc: "Greg Kurz" <groug@kaod.org>,
"Nicholas Piggin" <npiggin@gmail.com>,
"Paul Mackerras" <paulus@samba.org>,
"Cédric Le Goater" <clg@kaod.org>,
"Alistair Popple" <alistair@popple.id.au>,
"David Gibson" <david@gibson.dropbear.id.au>
Subject: Re: [RFC PATCH kernel] powerpc/xive: Drop deregistered irqs
Date: Sat, 13 Jul 2019 09:47:02 +1000 [thread overview]
Message-ID: <d735f761b3d1cc1cd6df5fd566c75cae661fe4e7.camel@kernel.crashing.org> (raw)
In-Reply-To: <3a34190f-560e-0b42-af38-0e39cef0beea@ozlabs.ru>
On Fri, 2019-07-12 at 19:37 +1000, Alexey Kardashevskiy wrote:
>
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/arch/powerpc/kernel/irq.c#n614
>
> If so, then in order to do EOI, I'll need the desc which is gone, or
> I am missing the point?
All you need is drop the local CPU priority.
Cheers,
Ben.
next prev parent reply other threads:[~2019-07-12 23:49 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-12 8:20 [RFC PATCH kernel] powerpc/xive: Drop deregistered irqs Alexey Kardashevskiy
2019-07-12 8:29 ` Benjamin Herrenschmidt
2019-07-12 9:37 ` Alexey Kardashevskiy
2019-07-12 23:47 ` Benjamin Herrenschmidt [this message]
2019-07-13 8:53 ` Alexey Kardashevskiy
2019-07-14 1:31 ` Benjamin Herrenschmidt
2019-07-14 19:44 ` Cédric Le Goater
2019-07-14 22:48 ` Benjamin Herrenschmidt
2019-07-14 19:14 ` Daniel Henrique Barboza
2019-07-15 2:27 ` Alexey Kardashevskiy
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