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Date: Fri, 18 Mar 2022 17:22:21 -0700 From: Jakub Kicinski <kuba@...nel.org> To: Florian Fainelli <f.fainelli@...il.com> Cc: Peter Robinson <pbrobinson@...il.com>, Jeremy Linton <jeremy.linton@....com>, netdev@...r.kernel.org, opendmb@...il.com, davem@...emloft.net, bcm-kernel-feedback-list@...adcom.com, linux-kernel@...r.kernel.org Subject: Re: [PATCH] net: bcmgenet: Use stronger register read/writes to assure ordering On Fri, 18 Mar 2022 14:26:36 -0700 Florian Fainelli wrote: > Maybe I should have refrained from making that comment after all :) > Having the Fixes: tag dramatically helps with getting this patch applied > all the way to the relevant stable trees and surely correctness over > speed should prevail. If we want to restore the performance loss (with > the onus on Doug and I to prove that there is a performance drop), then > we could send a fix with the appropriate localized barrier followed by a > revert of Jeremy's patch. And if we cared about getting those two > patches applied to stable, we would tag them with the appropriate Fixes tag. > > It looks like there are a few 'net' changes that showed up, are you > going to send a pull request to Linus before 5.17 final is cut? Not unless there's -rc9. We'll just merge net into net-next before submitting net-next, most likely.
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