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Date:   Tue, 10 May 2022 13:58:06 +0200
From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     Marek =?iso-8859-1?Q?Beh=FAn?= <kabel@kernel.org>
Cc:     Sasha Levin <sashal@kernel.org>, stable@vger.kernel.org,
        pali@kernel.org, Josef Schlehofer <josef.schlehofer@nic.cz>,
        Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Subject: Re: [PATCH 4.14 1/2] PCI: aardvark: Clear all MSIs at setup
Message-ID: <YnpTTkaVKo8hCOHT@kroah.com>
References: <20220503205434.25275-1-kabel@kernel.org>
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On Tue, May 03, 2022 at 10:54:33PM +0200, Marek Behún wrote:
> From: Pali Rohár <pali@kernel.org>
> 
> [ Upstream commit 7d8dc1f7cd007a7ce94c5b4c20d63a8b8d6d7751 ]
> 
> We already clear all the other interrupts (ISR0, ISR1, HOST_CTRL_INT).
> 
> Define a new macro PCIE_MSI_ALL_MASK and do the same clearing for MSIs,
> to ensure that we don't start receiving spurious interrupts.
> 
> Use this new mask in advk_pcie_handle_msi();
> 
> Link: https://lore.kernel.org/r/20211130172913.9727-5-kabel@kernel.org
> Signed-off-by: Pali Rohár <pali@kernel.org>
> Signed-off-by: Marek Behún <kabel@kernel.org>
> Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
> Signed-off-by: Marek Behún <kabel@kernel.org>
> ---
>  drivers/pci/host/pci-aardvark.c | 6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)

What about 4.19 and 5.4 for this and patch 2/2?  I can't apply this to
4.14 without the newer kernels also having it, right?

thanks,

greg k-h