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Commit d3afd06d authored by Jack Cheung's avatar Jack Cheung Committed by Stephen Boyd
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mm: Fix zone->present_pages underflow 



If offlined_pages is greater than
zone->present_pages, underflow will occur.

This change will set zone->present_pages to 0 if
offlined_pages is greater.

Change-Id: I728e90c60fb7fc391de7b9c4828ab264ca38653b
Signed-off-by: default avatarJack Cheung <jackc@codeaurora.org>
(cherry picked from commit 80c201e25e8dbc00427b73d90b1527c356526442)
parent 1f8032c2
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