From: santosh.shilimkar@oracle.com (Santosh Shilimkar)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] soc: ti: QMSS: Fix usage of irq_set_affinity_hint
Date: Tue, 30 Oct 2018 10:15:04 -0700 [thread overview]
Message-ID: <0a20aaf3-65ce-a7ae-8a0e-877313483969@oracle.com> (raw)
In-Reply-To: <20181030111103.12110-1-marc.zyngier@arm.com>
Hi Arnd, Olof,
On 10/30/2018 4:11 AM, Marc Zyngier wrote:
> The Keystone QMSS driver is pretty damaged, in the sense that it
> does things like this:
>
> irq_set_affinity_hint(irq, to_cpumask(&cpu_map));
>
> where cpu_map is a local variable. As we leave the function, this
> will point to nowhere-land, and things will end-up badly.
>
> Instead, let's use a proper cpumask that gets allocated, giving
> the driver a chance to actually work with things like irqbalance
> as well as have a hypothetical 64bit future.
>
> Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
> ---
Could you please add this patch to your fixes branch ?
FWIW,
Acked-by: Santosh Shilimkar <ssantosh@kernel.org>
next prev parent reply other threads:[~2018-10-30 17:15 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-30 11:11 [PATCH] soc: ti: QMSS: Fix usage of irq_set_affinity_hint Marc Zyngier
2018-10-30 17:02 ` Florian Fainelli
2018-10-30 18:29 ` Marc Zyngier
2018-10-30 17:09 ` Santosh Shilimkar
2018-10-30 17:15 ` Santosh Shilimkar [this message]
2018-10-30 17:18 ` Santosh Shilimkar
2018-10-30 19:00 ` Greg Kroah-Hartman
2018-10-30 19:05 ` santosh.shilimkar at oracle.com
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