From: Thomas Gleixner <tglx@linutronix.de>
To: Marc Zyngier <maz@kernel.org>, linux-kernel@vger.kernel.org
Cc: linux-tip-commits@vger.kernel.org,
Hagar Hemdan <hagarhem@amazon.com>,
stable@vger.kernel.org, x86@kernel.org
Subject: Re: [tip: irq/urgent] irqchip/gic-v3-its: Fix potential race condition in its_vlpi_prop_update()
Date: Mon, 03 Jun 2024 18:20:42 +0200 [thread overview]
Message-ID: <875xuq6lr9.ffs@tglx> (raw)
In-Reply-To: <86h6eakoc9.wl-maz@kernel.org>
On Mon, Jun 03 2024 at 17:01, Marc Zyngier wrote:
> On Mon, 03 Jun 2024 13:25:06 +0100,
>> @@ -1992,6 +1970,8 @@ static int its_irq_set_vcpu_affinity(struct irq_data *d, void *vcpu_info)
>> if (!is_v4(its_dev->its))
>> return -EINVAL;
>>
>> + guard(raw_spinlock_irq, &its_dev->event_map.vlpi_lock);
>> +
>
> I don't think this compiles as is, due to the funky syntax required.
Stupid me. I obviously compiled the wrong config to validate...
Fixed now.
next prev parent reply other threads:[~2024-06-03 16:20 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-31 16:21 [PATCH v4] irqchip/gic-v3-its: Fix potential race condition in its_vlpi_prop_update() Hagar Hemdan
2024-05-31 16:21 ` Hagar Hemdan
2024-05-31 17:39 ` Marc Zyngier
2024-05-31 17:39 ` Marc Zyngier
2024-06-03 12:25 ` [tip: irq/urgent] " tip-bot2 for Hagar Hemdan
2024-06-03 14:40 ` Markus Elfring
2024-06-03 16:01 ` Marc Zyngier
2024-06-03 16:20 ` Thomas Gleixner [this message]
2024-06-03 16:26 ` tip-bot2 for Hagar Hemdan
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