Re: [PATCH RFC net-next 1/3] net: stmmac: Prevent RGSMIIIS IRQs flood

From: Russell King (Oracle)
Date: Tue May 28 2024 - 06:25:12 EST


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@xxxxxxxxx>

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?

(I'm now converting these two in separate patches, so would need to
split this patch...)

Thanks.

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