linux-kernel - Re: [PATCH V5 0/9] rework on the IRQ hardening of virtio

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Message-ID: <CACGkMEuxdoXoasdAPzAik2Xge7vU5Fp4SMxiqk3eGZCwC8s9eA@mail.gmail.com>
Date:   Wed, 25 May 2022 10:33:11 +0800
From:   Jason Wang <jasowang@...hat.com>
To:     Halil Pasic <pasic@...ux.ibm.com>
Cc:     mst <mst@...hat.com>,
        virtualization <virtualization@...ts.linux-foundation.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Peter Zijlstra <peterz@...radead.org>,
        "Paul E. McKenney" <paulmck@...nel.org>,
        Marc Zyngier <maz@...nel.org>,
        Cornelia Huck <cohuck@...hat.com>,
        eperezma <eperezma@...hat.com>, Cindy Lu <lulu@...hat.com>,
        Stefano Garzarella <sgarzare@...hat.com>,
        Xuan Zhuo <xuanzhuo@...ux.alibaba.com>
Subject: Re: [PATCH V5 0/9] rework on the IRQ hardening of virtio

On Wed, May 25, 2022 at 12:28 AM Halil Pasic <pasic@...ux.ibm.com> wrote:
>
> On Mon, 23 May 2022 10:53:23 +0200
> Halil Pasic <pasic@...ux.ibm.com> wrote:
>
> > On Wed, 18 May 2022 11:59:42 +0800
> > Jason Wang <jasowang@...hat.com> wrote:
> >
> > > Hi All:
> >
> > Sorry for being slow on this one. I'm pretty much under water. Will try
> > to get some regression-testing done till tomorrow end of day.
> >
>
> Did some testing with the two stage indicators disabled. Didn't see any
> significant difference in performance, and with that also no performance
> regression. IMHO we are good to go ahead!

Great!

>
> Sorry it took so long.

No worries and thanks a lot for the help.

I will repost a version with some comments tweaked that is suggested
by Cornelia Huck.

Thanks

>
> Regards,
> Halil
>