diff options
authorChloe Kudryavtsev <toast@toastin.space>2019-04-25 09:18:16 -0400
committerChloe Kudryavtsev <toast@toastin.space>2019-04-25 09:18:16 -0400
commitdaceb346769ff65de547cb7636fabb2ae6a039bd (patch)
parent9030c4e00b4a5ec21cf99a6a0288791b3d4a885a (diff)
[content] Mention RDRAND toggles in cmdline
1 files changed, 7 insertions, 0 deletions
diff --git a/modules/Installing/pages/medium.adoc b/modules/Installing/pages/medium.adoc
index d76ffcb..9abbfbf 100644
--- a/modules/Installing/pages/medium.adoc
+++ b/modules/Installing/pages/medium.adoc
@@ -179,6 +179,13 @@ You might even need to do so for diagnostic reasons.
// TODO: Add xref to developer handbook
You can see what parameters are available and what they do over at the Developer Handbook.
+One common reason to modify the kernel command line is to explicitly tell linux to not trust the CPU's randomness generator, which Alpine trusts by default.
+While the reasons for doing so won't be discussed here, doing so means that you will need to gather entropy from other sources.
+If you still wish to disable it, you may add `random.trust_cpu=off` to your kernel's command line on boot.
==== [Grub] Modifying Kernel Command Line
Under grub, when you are presented with the boot prompt, you may press btn:[e] to edit the booting configuration.
You can then find the line starting with `linux`, and add or remove parameters from that line.