slob: remove bigblock tracking
authorNick Piggin <[email protected]>
Mon, 16 Jul 2007 06:38:08 +0000 (23:38 -0700)
committerLinus Torvalds <[email protected]>
Mon, 16 Jul 2007 16:05:35 +0000 (09:05 -0700)
commitd87a133fc21d842e3cc285e6bbff727181abec81
tree1f89a5dab95c7813eca37039a94e39c73a797cdc
parent95b35127f13661abb0dc3459042cdb417d21e692
slob: remove bigblock tracking

Remove the bigblock lists in favour of using compound pages and going directly
to the page allocator.  Allocation size is stored in page->private, which also
makes ksize more accurate than it previously was.

Saves ~.5K of code, and 12-24 bytes overhead per >= PAGE_SIZE allocation.

Signed-off-by: Nick Piggin <[email protected]>
Acked-by: Matt Mackall <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
mm/slob.c