From: Jeremy Fitzhardinge <jeremy@goop.org>
To: "Rafael J. Wysocki" <rjw@sisk.pl>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Pavel Machek <pavel@ucw.cz>
Subject: Re: what's the incompatibility between hibernation and hotplug memory
Date: Wed, 26 Mar 2008 16:33:07 -0700 [thread overview]
Message-ID: <47EADD33.7060507@goop.org> (raw)
In-Reply-To: <200803270027.26037.rjw@sisk.pl>
Rafael J. Wysocki wrote:
> Generally, we might not be able to handle memory unplugged at a wrong time
> (eg. after we've created the image).
>
Hot memory unplugging is distinct from memory hotplug.
> Which part of Kconfig says that exactly?
>
mm/Kconfig:
config MEMORY_HOTPLUG
bool "Allow for memory hot-add"
depends on SPARSEMEM || X86_64_ACPI_NUMA
depends on HOTPLUG && !HIBERNATION && ARCH_ENABLE_MEMORY_HOTPLUG
depends on (IA64 || X86 || PPC64 || SUPERH)
comment "Memory hotplug is currently incompatible with Software Suspend"
depends on SPARSEMEM && HOTPLUG && HIBERNATION
J
next prev parent reply other threads:[~2008-03-26 23:33 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-03-26 23:17 what's the incompatibility between hibernation and hotplug memory Jeremy Fitzhardinge
2008-03-26 23:27 ` Rafael J. Wysocki
2008-03-26 23:33 ` Jeremy Fitzhardinge [this message]
2008-03-27 8:49 ` Pavel Machek
2008-03-27 20:49 ` Jeremy Fitzhardinge
2008-03-27 20:55 ` Rafael J. Wysocki
2008-03-27 23:38 ` what's the incompatibility between hibernation and hotplug?memory Pavel Machek
2008-03-27 23:44 ` Rafael J. Wysocki
2008-04-02 22:25 ` Pavel Machek
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