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Message-ID: <9737a962-c88c-f372-d67e-2d0c45260a4f@linux.ibm.com>
Date: Wed, 18 Sep 2019 19:08:12 +0530
From: "Aneesh Kumar K.V" <aneesh.kumar@...ux.ibm.com>
To: Michael Ellerman <mpe@...erman.id.au>,
"Naveen N. Rao" <naveen.n.rao@...ux.vnet.ibm.com>,
"Gautham R. Shenoy" <ego@...ux.vnet.ibm.com>,
Nathan Lynch <nathanl@...ux.ibm.com>,
Nicholas Piggin <npiggin@...il.com>,
Tyrel Datwyler <tyreld@...ux.ibm.com>
Cc: Kamalesh Babulal <kamaleshb@...ibm.com>,
linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
Vaidyanathan Srinivasan <svaidy@...ux.vnet.ibm.com>
Subject: Re: [PATCH 0/2] pseries/hotplug: Change the default behaviour of
cede_offline
On 9/18/19 5:01 PM, Michael Ellerman wrote:
> "Naveen N. Rao" <naveen.n.rao@...ux.vnet.ibm.com> writes:
>> Michael Ellerman wrote:
>>> "Gautham R. Shenoy" <ego@...ux.vnet.ibm.com> writes:
>>>> From: "Gautham R. Shenoy" <ego@...ux.vnet.ibm.com>
>
....
>> Also, since we expose [S]PURR through sysfs, any tools that make use of
>> that directly are also affected due to this.
>
> But again if we've had the current behaviour for 10 years then arguably
> that's now the correct behaviour.
Or nobody is looking at PURR based accounting/usage metric on Linux. We
got some customers complaining about this recently once they started
using the metric.
-aneesh
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