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authorMel Gorman <mgorman@techsingularity.net>2015-08-06 15:46:51 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2015-08-07 04:39:41 +0300
commite298ff75f133f2524bb6a9a305b17c5f6ff1a6b2 (patch)
treefa98b09c1249fc9818cafa326abdf3b52efeeeb5 /ipc
parent32e5a2a2be6b085febaac36efff495ad65a55e6c (diff)
downloadlinux-e298ff75f133f2524bb6a9a305b17c5f6ff1a6b2.tar.gz
mm: initialize hotplugged pages as reserved
Commit 92923ca3aace ("mm: meminit: only set page reserved in the memblock region") broke memory hotplug which expects the memmap for newly added sections to be reserved until onlined by online_pages_range(). This patch marks hotplugged pages as reserved when adding new zones. Signed-off-by: Mel Gorman <mgorman@suse.de> Reported-by: David Vrabel <david.vrabel@citrix.com> Tested-by: David Vrabel <david.vrabel@citrix.com> Cc: Nathan Zimmer <nzimmer@sgi.com> Cc: Robin Holt <holt@sgi.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'ipc')
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