Comment 5 for bug 808509

Colin - In your copious spare time perhaps you could try building this Natty master-next kernel and testing it on an SB:

The following changes since commit 006d932cf137dfcc156647dc08a0dda6e3e0f890:
  Tao Ma (1):
        ext4: init timer earlier to avoid a kernel panic in __save_error_info, CVE-2011-2493

are available in the git repository at:

  git://kernel.ubuntu.com/rtg/ubuntu-natty.git lp808509-kswapd

Mel Gorman (5):
      mm: vmscan: correct check for kswapd sleeping in sleeping_prematurely
      mm: vmscan: kswapd should not free an excessive number of pages when balancing small zones
      mm: vmscan: do not apply pressure to slab if we are not applying pressure to zone
      mm: vmscan: evaluate the watermarks against the correct classzone
      mm: vmscan: only read new_classzone_idx from pgdat when reclaiming successfully

 include/linux/swap.h | 9 ++++++
 mm/vmscan.c | 75 ++++++++++++++++++++++++++++++++------------------
 2 files changed, 57 insertions(+), 27 deletions(-)