linux-kernel - RE: [PATCH 0/4] hv_balloon: fixes for num_pages

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Message-ID: <KL1P15301MB00060A9CDD8C70814013A6FEBF380@KL1P15301MB0006.APCP153.PROD.OUTLOOK.COM>
Date:   Thu, 30 Nov 2017 05:44:56 +0000
From:   Dexuan Cui <decui@...rosoft.com>
To:     Haiyang Zhang <haiyangz@...rosoft.com>,
        Vitaly Kuznetsov <vkuznets@...hat.com>,
        KY Srinivasan <kys@...rosoft.com>
CC:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "Stephen Hemminger" <sthemmin@...rosoft.com>,
        "devel@...uxdriverproject.org" <devel@...uxdriverproject.org>
Subject: RE: [PATCH 0/4] hv_balloon: fixes for num_pages_onlined accounting
 and misc improvements

> -----Original Message-----
> From: Haiyang Zhang
> Sent: Wednesday, November 29, 2017 16:55
> > -----Original Message-----
> > From: Vitaly Kuznetsov [mailto:vkuznets@...hat.com]
> > Vitaly Kuznetsov <vkuznets@...hat.com> writes:
> >
> > > While doing routing code review I noticed that commit 6df8d9aaf3af
> > > ("Drivers: hv: balloon: Correctly update onlined page count")
> > > introduced an issue with num_pages_onlined accounting on memory
> > > offlining. Deeper look showed that the accounting was always buggy. This is
> > fixed in PATCH3.
> > > PATCHes 1 and 2 are preparatory cleanups, PATCH4 adds a tracepoint to
> > > post_status so it's now possible to see what's being sent to the host
> > > and where the data comes from.
> > >
> >
> > K. Y., Alex,
> >
> > did you have a chance to take a look?
> >
> > Thanks,
> > --
> >   Vitaly
> 
> Dexuan,
> 
> Maybe, you can take a look? Thanks.

Sure. I'll take a look.

Thanks,
-- Dexuan