From: Marc Zyngier <marc.zyngier@arm.com>
To: Wei Li <liwei391@huawei.com>,
tglx@linutronix.de, jason@lakedaemon.net, julien.thierry@arm.com
Cc: linux-kernel@vger.kernel.org, guohanjun@huawei.com,
huawei.libin@huawei.com
Subject: Re: [PATCH] arm64: gic-v3: fix unexpected overwrite of spi/ppi/sgi prio
Date: Tue, 26 Mar 2019 09:18:39 +0000 [thread overview]
Message-ID: <aa6b390c-d39e-cdd6-363b-d5a20a4d6feb@arm.com> (raw)
In-Reply-To: <20190326081658.37450-1-liwei391@huawei.com>
On 26/03/2019 08:16, Wei Li wrote:
> The priority config will be restored to the default value in the
> notifiers of gic suspend. While the arm64 nmi-like interrupt has been
> implemented by using priority since commit bc3c03ccb464 ("arm64: Enable
> the support of pseudo-NMIs"), we need to do the save and restore exactly.
>
> Signed-off-by: Wei Li <liwei391@huawei.com>
> ---
> drivers/irqchip/irq-gic.c | 22 +++++++++++++++++++---
> 1 file changed, 19 insertions(+), 3 deletions(-)
You're complaining about an alleged bug in the GICv3 driver (which is
always possible), and yet you're submitting a change to the GICv{1,2}
driver, for which we don't support variable priorities.
How does this fix anything? How have you tested this patch? What is the
actual problem you're trying to paper over?
Thanks,
M.
--
Jazz is not dead. It just smells funny...
prev parent reply other threads:[~2019-03-26 9:18 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-26 8:16 Wei Li
2019-03-26 9:18 ` Marc Zyngier [this message]
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