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authorJason A. Donenfeld <Jason@zx2c4.com>2022-11-21 16:40:24 +0100
committerLuca Boccassi <luca.boccassi@gmail.com>2022-11-22 01:30:03 +0100
commit47b3e96647e18e8ca219c4792ab769344eea11bb (patch)
tree04e7d83fa6829bfc06d82f14b06bdb29a2e6b2ec /docs
parenta0c544ee09c735ef3a6e04147c2e03f9dddbd98e (diff)
downloadsystemd-47b3e96647e18e8ca219c4792ab769344eea11bb.tar.gz
boot: remove random-seed-mode
Now that the random seed is used on virtualized systems, there's no point in having a random-seed-mode toggle switch. Let's just always require it now, with the existing logic already being there to allow not having it if EFI itself has an RNG. In other words, the logic for this can now be automatic.
Diffstat (limited to 'docs')
-rw-r--r--docs/RANDOM_SEEDS.md8
1 files changed, 0 insertions, 8 deletions
diff --git a/docs/RANDOM_SEEDS.md b/docs/RANDOM_SEEDS.md
index a1134d6417..4cb2bb9cfa 100644
--- a/docs/RANDOM_SEEDS.md
+++ b/docs/RANDOM_SEEDS.md
@@ -232,14 +232,6 @@ boot, in order to ensure the entropy pool is filled up quickly.
too), which should be safe even with FAT file system drivers built into
low-quality EFI firmwares.
- If the system token is not desired but this seeding mechanism still is, OS
- builders that know that they are not going to replicate the built image on
- multiple systems may opt to turn off the 'system token' concept by setting
- `random-seed-mode always` in the ESP's
- [`/loader/loader.conf`](https://www.freedesktop.org/software/systemd/man/loader.conf.html)
- file. If done, `systemd-boot` will use the random seed file even if no
- system token is found in EFI variables.
-
4. A kernel command line option `systemd.random_seed=` may be used to pass in a
base64 encoded seed to initialize the kernel's entropy pool from during
early service manager initialization. This option is only safe in testing