tree 6e3976fae721bd178d68d11750f7ad7f86d8feca
parent 8e7e40d9658cf7b2ae2b76484e235799b3ddaa97
author Shaohua Li <shaohua.li@intel.com> 1253577679 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> 1253629046 -0700

memory hotplug: alloc page from other node in memory online

To initialize hotadded node, some pages are allocated.  At that time, the
node hasn't memory, this makes the allocation always fail.  In such case,
let's allocate pages from other nodes.

Signed-off-by: Shaohua Li <shaohua.li@intel.com>
Signed-off-by: Yakui Zhao <yakui.zhao@intel.com>
Cc: Mel Gorman <mel@csn.ul.ie>
Cc: Christoph Lameter <cl@linux-foundation.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>