Received-SPF: pass (google.com: domain of linux-kernel+bounces-192279-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:45e3:2400::1 as permitted sender) client-ip=2604:1380:45e3:2400::1;
Date: Tue, 28 May 2024 15:20:08 +0300
From: Serge Semin <fancer.lancer@gmail.com>
To: "Russell King (Oracle)" <linux@armlinux.org.uk>
Cc: Alexandre Torgue <alexandre.torgue@foss.st.com>, 
	Jose Abreu <joabreu@synopsys.com>, "David S. Miller" <davem@davemloft.net>, 
	Eric Dumazet <edumazet@google.com>, Jakub Kicinski <kuba@kernel.org>, 
	Paolo Abeni <pabeni@redhat.com>, Maxime Coquelin <mcoquelin.stm32@gmail.com>, 
	Alexei Starovoitov <ast@kernel.org>, Daniel Borkmann <daniel@iogearbox.net>, 
	Jesper Dangaard Brouer <hawk@kernel.org>, John Fastabend <john.fastabend@gmail.com>, bpf@vger.kernel.org, 
	netdev@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, 
	linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH RFC net-next 1/3] net: stmmac: Prevent RGSMIIIS IRQs flood
Message-ID: <fg7ib32lqeeuzef4eoskdnwrufwpdm6cdm2bdjlro7e3gtmp4u@mrni2hltc32o>
References: <ZkDuJAx7atDXjf5m@shell.armlinux.org.uk>
 <20240524210304.9164-1-fancer.lancer@gmail.com>
 <ZlWw3hJdOARzdl2S@shell.armlinux.org.uk>
Precedence: bulk
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <ZlWw3hJdOARzdl2S@shell.armlinux.org.uk>

On Tue, May 28, 2024 at 11:24:30AM +0100, Russell King (Oracle) wrote:
> On Sat, May 25, 2024 at 12:02:57AM +0300, Serge Semin wrote:
> > Without reading the GMAC_RGSMIIIS/MAC_PHYIF_Control_Status the IRQ line
> > won't be de-asserted causing interrupt handler executed over and over. As
> > a quick-fix let's just dummy-read the CSR for now.
> > 
> > Signed-off-by: Serge Semin <fancer.lancer@gmail.com>
> 
> I think it would make sense to merge these into the patches that do the
> conversion to avoid a git bisect hitting on a patch that causes an
> interrupt storm. Any objection?

Of course, no objection. This patch content was intended to be merged
into yours.

-Serge(y)

> 
> (I'm now converting these two in separate patches, so would need to
> split this patch...)
> 
> Thanks.
> 
> -- 
> RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
> FTTP is here! 80Mbps down 10Mbps up. Decent connectivity at last!