linux: Add support for zram

2014-04-24 14:03:18 +02:00 · 2014-04-24 14:03:18 +02:00 · f0e3775f2e
commit f0e3775f2e
parent 23297b0edd
1 changed files with 6 additions and 0 deletions
--- a/pkgs/os-specific/linux/kernel/common-config.nix
+++ b/pkgs/os-specific/linux/kernel/common-config.nix
@ -317,6 +317,12 @@ with stdenv.lib;
  TRANSPARENT_HUGEPAGE_ALWAYS? n
  TRANSPARENT_HUGEPAGE_MADVISE? y

+  # zram support (e.g for in-memory compressed swap)
+  ${optionalString (versionAtLeast version "3.4") ''
+    ZSMALLOC y
+  ''}
+  ZRAM m
+
  ${kernelPlatform.kernelExtraConfig or ""}
  ${extraConfig}
 ''