From 23a13b562cb7f1dd8a13aba1863a16aee329019b Mon Sep 17 00:00:00 2001 From: Danylo Hlynskyi Date: Thu, 17 Jan 2019 15:24:44 +0200 Subject: kernel config: add support for CONFIG_SQUASHFS_ZSTD (#52967) Also, allow override `make-squashfs.nix` compression parameters. --- nixos/lib/make-squashfs.nix | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'nixos/lib/make-squashfs.nix') diff --git a/nixos/lib/make-squashfs.nix b/nixos/lib/make-squashfs.nix index 7ab84e47f53..ee76c9c5bf2 100644 --- a/nixos/lib/make-squashfs.nix +++ b/nixos/lib/make-squashfs.nix @@ -3,6 +3,9 @@ , # The root directory of the squashfs filesystem is filled with the # closures of the Nix store paths listed here. storeContents ? [] +, # Compression parameters. + # For zstd compression you can use "zstd -Xcompression-level 6". + comp ? "xz -Xdict-size 100%" }: stdenv.mkDerivation { @@ -20,6 +23,6 @@ stdenv.mkDerivation { # Generate the squashfs image. mksquashfs nix-path-registration $(cat $closureInfo/store-paths) $out \ - -keep-as-directory -all-root -b 1048576 -comp xz -Xdict-size 100% + -keep-as-directory -all-root -b 1048576 -comp ${comp} ''; } -- cgit 1.4.1