summaryrefslogtreecommitdiffstats
path: root/mm
diff options
context:
space:
mode:
Diffstat (limited to 'mm')
-rw-r--r--mm/huge_memory.c1
-rw-r--r--mm/page-writeback.c3
2 files changed, 3 insertions, 1 deletions
diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index b1cc6591ed83..c63a21d0e991 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -105,7 +105,6 @@ static int set_recommended_min_free_kbytes(void)
struct zone *zone;
int nr_zones = 0;
unsigned long recommended_min;
- extern int min_free_kbytes;
if (!khugepaged_enabled())
return 0;
diff --git a/mm/page-writeback.c b/mm/page-writeback.c
index 7300c9d5e1d9..cdc377c456c0 100644
--- a/mm/page-writeback.c
+++ b/mm/page-writeback.c
@@ -241,6 +241,9 @@ static unsigned long global_dirtyable_memory(void)
if (!vm_highmem_is_dirtyable)
x -= highmem_dirtyable_memory(x);
+ /* Subtract min_free_kbytes */
+ x -= min_t(unsigned long, x, min_free_kbytes >> (PAGE_SHIFT - 10));
+
return x + 1; /* Ensure that we never return 0 */
}