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83c8674983
This is very useful for debugging etc. and since the patch is trivial and already merged upstream I decided to backport this for 3.17.
42 lines
2.2 KiB
Diff
42 lines
2.2 KiB
Diff
From 2b49c7ca97941cb9164f1f8b70892007706f6ae5 Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?S=C3=B6ren=20Tempel?= <soeren+git@soeren-tempel.net>
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Date: Mon, 26 Sep 2022 04:06:30 +0200
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Subject: [PATCH] init: allow force loading of extra modules via the kernel
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command-line
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Fixes #186
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---
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docs/manpage.md | 1 +
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init/cmdline.go | 6 ++++++
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3 files changed, 20 insertions(+)
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diff --git a/docs/manpage.md b/docs/manpage.md
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index f8912fd..6cc1553 100644
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--- a/docs/manpage.md
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+++ b/docs/manpage.md
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@@ -117,6 +117,7 @@ Some parts of booster boot functionality can be modified with kernel boot parame
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* `rd.luks.key=$UUID=$PATH` absolute path to a keyfile in the initrd/initramfs which can be unsed to unlock the device identified by UUID, if this file does not exist or fails to unlock it will fall back to a password request.
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* `rd.luks.options=opt1,opt2` a comma-separated list of LUKS flags. Supported options are `discard`, `same-cpu-crypt`, `submit-from-crypt-cpus`, `no-read-workqueue`, `no-write-workqueue`.
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Note that booster also supports LUKS v2 persistent flags stored with the partition metadata. Any command-line options are added on top of the persistent flags.
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+ * `rd.modules_force_load` a comma-separated list of extra kernel modules which should be force loaded.
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* `resume=$deviceref` device reference to suspend-to-disk device.
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* `zfs=$pool/$dataset` specifies what ZFS dataset needs to be used for root partition. This option is only used if ZFS config option is enabled. If ZFS filesystem is enabled then `root=` boot param is ignored.
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* `booster.log` configures booster init logging. It accepts a comma separated list of following values:
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diff --git a/init/cmdline.go b/init/cmdline.go
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index fb9d4ef..8d7b3fa 100644
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--- a/init/cmdline.go
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+++ b/init/cmdline.go
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@@ -192,7 +192,13 @@ func parseParams(params string) error {
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if err != nil {
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return fmt.Errorf("root=%s: %v", value, err)
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}
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+ case "rd.modules_force_load":
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+ if value == "" {
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+ break
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+ }
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+ modules := strings.Split(value, ",")
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+ config.ModulesForceLoad = append(config.ModulesForceLoad, modules...)
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case "resume":
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var err error
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cmdResume, err = parseDeviceRef(value)
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