From: Lennart Poettering Date: Tue, 6 Sep 2022 14:58:17 +0000 (+0200) Subject: README: clarify baseline situation a bit (add emojis!) X-Git-Tag: v252-rc1~243 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4213dd2398acd4a02bf6ab0e8b5d7e00f3ba7d1a;p=thirdparty%2Fsystemd.git README: clarify baseline situation a bit (add emojis!) --- diff --git a/README b/README index 4f9fcc7170d..c465c3288fc 100644 --- a/README +++ b/README @@ -43,10 +43,15 @@ REQUIREMENTS: ≥ 5.4 for signed Verity images ≥ 5.7 for BPF links and the BPF LSM hook - Kernel versions below 4.15 have significant gaps in functionality and - are not recommended for use with this version of systemd. Taint flag - 'old-kernel' will be set. Systemd will most likely still function, but - upstream support and testing are limited. + 🛑 Kernel versions below 3.15 ("minimum baseline") are not supported at + all, and are missing required functionality (e.g. CLOCK_BOOTIME support + for timerfd_create()). + + ⚠️ Kernel versions below 4.15 ("recommended baseline") have significant + gaps in functionality and are not recommended for use with this version + of systemd (e.g. sufficiently comprehensive and working cgroupv2 + support). Taint flag 'old-kernel' will be set. systemd will most likely + still function, but upstream support and testing are limited. Kernel Config Options: CONFIG_DEVTMPFS