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-rw-r--r--Documentation/sysctl/vm.txt26
1 files changed, 23 insertions, 3 deletions
diff --git a/Documentation/sysctl/vm.txt b/Documentation/sysctl/vm.txt
index b89570c30434..24eac1bc735d 100644
--- a/Documentation/sysctl/vm.txt
+++ b/Documentation/sysctl/vm.txt
@@ -22,6 +22,7 @@ Currently, these files are in /proc/sys/vm:
- dirty_background_ratio
- dirty_expire_centisecs
- dirty_writeback_centisecs
+- highmem_is_dirtyable (only if CONFIG_HIGHMEM set)
- max_map_count
- min_free_kbytes
- laptop_mode
@@ -34,13 +35,15 @@ Currently, these files are in /proc/sys/vm:
- oom_kill_allocating_task
- mmap_min_address
- numa_zonelist_order
+- nr_hugepages
+- nr_overcommit_hugepages
==============================================================
dirty_ratio, dirty_background_ratio, dirty_expire_centisecs,
-dirty_writeback_centisecs, vfs_cache_pressure, laptop_mode,
-block_dump, swap_token_timeout, drop-caches,
-hugepages_treat_as_movable:
+dirty_writeback_centisecs, highmem_is_dirtyable,
+vfs_cache_pressure, laptop_mode, block_dump, swap_token_timeout,
+drop-caches, hugepages_treat_as_movable:
See Documentation/filesystems/proc.txt
@@ -305,3 +308,20 @@ will select "node" order in following case.
Otherwise, "zone" order will be selected. Default order is recommended unless
this is causing problems for your system/application.
+
+==============================================================
+
+nr_hugepages
+
+Change the minimum size of the hugepage pool.
+
+See Documentation/vm/hugetlbpage.txt
+
+==============================================================
+
+nr_overcommit_hugepages
+
+Change the maximum size of the hugepage pool. The maximum is
+nr_hugepages + nr_overcommit_hugepages.
+
+See Documentation/vm/hugetlbpage.txt
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