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From: Nathan Lynch <nathanl@linux.ibm.com>
To: "Gautham R. Shenoy" <ego@linux.vnet.ibm.com>
Cc: linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org,
	Vaidyanathan Srinivasan <svaidy@linux.vnet.ibm.com>,
	Kamalesh Babulal <kamaleshb@in.ibm.com>,
	"Naveen N . Rao" <naveen.n.rao@linux.vnet.ibm.com>,
	"Aneesh Kumar K.V" <aneesh.kumar@linux.ibm.com>,
	Michael Ellerman <mpe@ellerman.id.au>,
	Nicholas Piggin <npiggin@gmail.com>,
	Tyrel Datwyler <tyreld@linux.ibm.com>
Subject: Re: [PATCH 0/2] pseries/hotplug: Change the default behaviour of cede_offline
Date: Thu, 12 Sep 2019 10:39:45 -0500	[thread overview]
Message-ID: <87impxr0am.fsf@linux.ibm.com> (raw)
In-Reply-To: <1568284541-15169-1-git-send-email-ego@linux.vnet.ibm.com>

"Gautham R. Shenoy" <ego@linux.vnet.ibm.com> writes:
> The patchset also defines a new sysfs attribute
> "/sys/device/system/cpu/cede_offline_enabled" on PSeries Linux guests
> to allow userspace programs to change the state into which the
> offlined CPU need to be put to at runtime.

A boolean sysfs interface will become awkward if we need to add another
mode in the future.

What do you think about naming the attribute something like
'offline_mode', with the possible values 'extended-cede' and
'rtas-stopped'?

  parent reply	other threads:[~2019-09-12 15:40 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-12 10:35 [PATCH 0/2] pseries/hotplug: Change the default behaviour of cede_offline Gautham R. Shenoy
2019-09-12 10:35 ` [PATCH 1/2] pseries/hotplug-cpu: Change default behaviour of cede_offline to "off" Gautham R. Shenoy
2019-09-12 10:35 ` [PATCH 2/2] pseries/hotplug-cpu: Add sysfs attribute for cede_offline Gautham R. Shenoy
2019-09-12 15:39 ` Nathan Lynch [this message]
2019-09-15  7:42   ` [PATCH 0/2] pseries/hotplug: Change the default behaviour of cede_offline Gautham R Shenoy
2019-09-17 17:36     ` Nathan Lynch
2019-09-18  5:17       ` Michael Ellerman
2019-09-18 12:30       ` Gautham R Shenoy
2019-09-18 17:08         ` Nathan Lynch
2019-09-18  5:14 ` Michael Ellerman
2019-09-18  6:52   ` Naveen N. Rao
2019-09-18 11:31     ` Michael Ellerman
2019-09-18 13:38       ` Aneesh Kumar K.V
2019-09-18 16:24       ` Naveen N. Rao
2019-09-18 12:51   ` Gautham R Shenoy

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