diff options
Diffstat (limited to 'mm/page-writeback.c')
| -rw-r--r-- | mm/page-writeback.c | 12 |
1 files changed, 0 insertions, 12 deletions
diff --git a/mm/page-writeback.c b/mm/page-writeback.c index 91d163f8d36b..f13ed7639941 100644 --- a/mm/page-writeback.c +++ b/mm/page-writeback.c @@ -324,18 +324,6 @@ static unsigned long highmem_dirtyable_memory(unsigned long total) } /* - * Unreclaimable memory (kernel memory or anonymous memory - * without swap) can bring down the dirtyable pages below - * the zone's dirty balance reserve and the above calculation - * will underflow. However we still want to add in nodes - * which are below threshold (negative values) to get a more - * accurate calculation but make sure that the total never - * underflows. - */ - if ((long)x < 0) - x = 0; - - /* * Make sure that the number of highmem pages is never larger * than the number of the total dirtyable memory. This can only * occur in very strange VM situations but we want to make sure |