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[PATCH] mm: add populated_zone() helper
authorCon Kolivas <kernel@kolivas.org>
Fri, 6 Jan 2006 08:11:15 +0000 (00:11 -0800)
committerLinus Torvalds <torvalds@g5.osdl.org>
Fri, 6 Jan 2006 16:33:28 +0000 (08:33 -0800)
There are numerous places we check whether a zone is populated or not.

Provide a helper function to check for populated zones and convert all
checks for zone->present_pages.

Signed-off-by: Con Kolivas <kernel@kolivas.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

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