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mm: count reclaimable pages per BDI

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Count per BDI reclaimable pages; nr_reclaimable = nr_dirty + nr_unstable.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Peter Zijlstra
2007-10-16 23:25:47 -07:00
committed by Linus Torvalds
parent b2e8fb6efa
commit c9e51e4180
5 changed files with 16 additions and 0 deletions
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include/linux/backing-dev.h
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@ -27,6 +27,7 @@ enum bdi_state {
typedef int (congested_fn)(void *, int);
enum bdi_stat_item {
BDI_RECLAIMABLE,
NR_BDI_STAT_ITEMS
};