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Re: [RFC:Patch: 000/008](memory hotplug) rough idea of pgdat removing

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From: Christoph Lameter <cl@...>
To: Mel Gorman <mel@...>
Cc: Yasunori Goto <y-goto@...>, Badari Pulavarty <pbadari@...>, Andrew Morton <akpm@...>, linux-mm <linux-mm@...>, Linux Kernel ML <linux-kernel@...>
Subject: Re: [RFC:Patch: 000/008](memory hotplug) rough idea of pgdat removing
Date: Tuesday, August 5, 2008 - 1:08 pm

Mel Gorman wrote:


Reclaim can sleep while going down a zonelist. There would need to be some
form of synchronization to avoid removing a zone from the zonelist that we are
just scanning.
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Messages in current thread:
[RFC:Patch: 000/008](memory hotplug) rough idea of pgdat rem..., Yasunori Goto, (Thu Jul 31, 7:50 am)
Re: [RFC:Patch: 000/008](memory hotplug) rough idea of pgdat..., Christoph Lameter, (Thu Jul 31, 10:04 am)
Re: [RFC:Patch: 000/008](memory hotplug) rough idea of pgdat..., Yasunori Goto, (Fri Aug 1, 5:42 am)
Re: [RFC:Patch: 000/008](memory hotplug) rough idea of pgdat..., Christoph Lameter, (Fri Aug 1, 9:51 am)
Re: [RFC:Patch: 000/008](memory hotplug) rough idea of pgdat..., Yasunori Goto, (Fri Aug 1, 8:16 pm)
Re: [RFC:Patch: 000/008](memory hotplug) rough idea of pgdat..., Christoph Lameter, (Mon Aug 4, 9:25 am)
Re: [RFC:Patch: 000/008](memory hotplug) rough idea of pgdat..., Yasunori Goto, (Tue Aug 5, 2:39 am)
Re: [RFC:Patch: 000/008](memory hotplug) rough idea of pgdat..., Mel Gorman, (Tue Aug 5, 7:14 am)
Re: [RFC:Patch: 000/008](memory hotplug) rough idea of pgdat..., Christoph Lameter, (Tue Aug 5, 1:08 pm)
[RFC:Patch: 005/008](memory hotplug) check node online befor..., Yasunori Goto, (Thu Jul 31, 8:01 am)
[RFC:Patch: 008/008](memory hotplug) remove_pgdat() function, Yasunori Goto, (Thu Jul 31, 8:04 am)
Re: [RFC:Patch: 008/008](memory hotplug) remove_pgdat() func..., Peter Zijlstra, (Sat Sep 6, 10:21 am)
Re: [RFC:Patch: 008/008](memory hotplug) remove_pgdat() func..., Yasunori Goto, (Sun Sep 7, 11:07 pm)
[RFC:Patch: 007/008](memory hotplug) callback routine for me..., Yasunori Goto, (Thu Jul 31, 8:03 am)
[RFC:Patch: 006/008](memory hotplug) kswapd_stop() definition, Yasunori Goto, (Thu Jul 31, 8:02 am)
[RFC:Patch: 001/008](memory hotplug) change parameter from p..., Yasunori Goto, (Thu Jul 31, 7:55 am)
[RFC:Patch: 004/008](memory hotplug) Use lock for for_each_o..., Yasunori Goto, (Thu Jul 31, 8:00 am)
[RFC:Patch: 003/008](memory hotplug) check node online in __..., Yasunori Goto, (Thu Jul 31, 7:58 am)
[RFC:Patch: 002/008](memory hotplug) pgdat_remove_read_lock/..., Yasunori Goto, (Thu Jul 31, 7:56 am)