From 755f365b02b42a5d1e8ef3000dadef069553a478 Mon Sep 17 00:00:00 2001 From: Mathieu Othacehe Date: Sun, 5 Jul 2020 12:23:21 +0200 Subject: linux-libre: Support module compression. This commit adds support for GZIP compression for linux-libre kernel modules. The initrd modules are kept uncompressed as the initrd is already compressed as a whole. The linux-libre kernel also supports XZ compression, but as Guix does not have any available bindings for now, and the compression time is far more significant, GZIP seems to be a better option. * gnu/build/linux-modules.scm (modinfo-section-contents): Use 'call-with-gzip-input-port' to read from a module file using '.gz' extension, (strip-extension): new procedure, (dot-ko): adapt to support compression, (ensure-dot-ko): ditto, (file-name->module-name): ditto, (find-module-file): ditto, (load-linux-module*): ditto, (module-name->file-name/guess): ditto, (module-name-lookup): ditto, (write-module-name-database): ditto, (write-module-alias-database): ditto, (write-module-device-database): ditto. * gnu/installer.scm (installer-program): Add "guile-zlib" to the extensions. * gnu/machine/ssh.scm (machine-check-initrd-modules): Ditto. * gnu/services.scm (activation-script): Ditto. * gnu/services/base.scm (default-serial-port): Ditto, (agetty-shepherd-service): ditto, (udev-service-type): ditto. * gnu/system/image.scm (gcrypt-sqlite3&co): Ditto. * gnu/system/linux-initrd.scm (flat-linux-module-directory): Add "guile-zlib" to the extensions and make sure that the initrd only contains uncompressed module files. * gnu/system/shadow.scm (account-shepherd-service): Add "guile-zlib" to the extensions. * guix/profiles.scm (linux-module-database): Ditto. --- gnu/installer.scm | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'gnu/installer.scm') diff --git a/gnu/installer.scm b/gnu/installer.scm index 5c3192d7a6..576ac90a4b 100644 --- a/gnu/installer.scm +++ b/gnu/installer.scm @@ -342,7 +342,8 @@ (define installer-builder ;; packages …), etc. modules. (with-extensions (list guile-gcrypt guile-newt guile-parted guile-bytestructures - guile-json-3 guile-git guix) + guile-json-3 guile-git guile-zlib + guix) (with-imported-modules `(,@(source-module-closure `(,@modules (gnu services herd) -- cgit v1.2.3