linux: Enable more I/O schedulers

NixOS · Jul 7, 2017 · ff348f4 · ff348f4
1 parent 5946143
commit ff348f4
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/pkgs/os-specific/linux/kernel/common-config.nix b/pkgs/os-specific/linux/kernel/common-config.nix
@@ -92,6 +92,14 @@ with stdenv.lib;
   # module, so that the initrd gets a good I/O scheduler.
   IOSCHED_CFQ y
   BLK_CGROUP y # required by CFQ
+  IOSCHED_DEADLINE y
+  ${optionalString (versionAtLeast version "4.11") ''
+    MQ_IOSCHED_DEADLINE y
+  ''}
+  ${optionalString (versionAtLeast version "4.12") ''
+    MQ_IOSCHED_KYBER y
+    IOSCHED_BFQ m
+  ''}
 
   # Enable NUMA.
   NUMA? y