update TODO

[elogind.git] / README

diff --git a/README b/README
index 9aa63128dd99784897dba8e3dd83851545208821..fc13e10d6fd4b94265c29fbf3f547d48daa51798 100644 (file)
--- a/README
+++ b/README
@@ -30,7 +30,7 @@ AUTHOR:
 
 LICENSE:
         LGPLv2.1+ for all code
-        - except sd-daemon.[ch] and sd-readahead.[ch] which are MIT
+        - except sd-readahead.[ch] which is MIT
         - except src/shared/MurmurHash2.c which is Public Domain
         - except src/shared/siphash24.c which is CC0 Public Domain
         - except src/journal/lookup3.c which is Public Domain
@@ -38,6 +38,10 @@ LICENSE:
 
 REQUIREMENTS:
         Linux kernel >= 3.0
+        Linux kernel >= 3.3 for loop device partition support features with nspawn
+        Linux kernel >= 3.8 for Smack support
+
+        Kernel Config Options:
           CONFIG_DEVTMPFS
           CONFIG_CGROUPS (it's OK to disable all controllers)
           CONFIG_INOTIFY_USER
@@ -47,9 +51,7 @@ REQUIREMENTS:
           CONFIG_NET
           CONFIG_SYSFS
           CONFIG_PROC_FS
-          CONFIG_FHANDLE (mount and bind mount handling)
-
-        Linux kernel >= 3.8 for Smack support
+          CONFIG_FHANDLE (libudev, mount and bind mount handling)
 
         Udev will fail to work with the legacy layout:
           CONFIG_SYSFS_DEPRECATED=n
@@ -80,7 +82,7 @@ REQUIREMENTS:
           CONFIG_SCHED_DEBUG
 
         For UEFI systems:
-          CONFIG_EFI_VARS
+          CONFIG_EFIVAR_FS
           CONFIG_EFI_PARTITION
 
         Note that kernel auditing is broken when used with systemd's
@@ -89,9 +91,17 @@ REQUIREMENTS:
         runtime using the kernel command line option "audit=0", or
         turn it off at kernel compile time using:
           CONFIG_AUDIT=n
+        If systemd is compiled with libseccomp support on
+        architectures which do not use socketcall() and where seccomp
+        is supported (this effectively means x86-64 and ARM, but
+        excludes 32bit x86!), then nspawn will now install a
+        work-around seccomp filter that makes containers boot even
+        with audit being enabled. This works correctly only on kernels
+        3.14 and newer though. TL;DR: turn audit off, still.
 
         glibc >= 2.14
         libcap
+        libseccomp >= 1.0.0 (optional)
         libblkid >= 2.20 (from util-linux) (optional)
         libkmod >= 15 (optional)
         PAM >= 1.1.2 (optional)
@@ -101,15 +111,12 @@ REQUIREMENTS:
         libattr (optional)
         libselinux (optional)
         liblzma (optional)
-        tcpwrappers (optional)
         libgcrypt (optional)
         libqrencode (optional)
         libmicrohttpd (optional)
         libpython (optional)
         make, gcc, and similar tools
 
-        To sucessfully use --compat-libs, gcc >= 4.8 seems necessary.
-
         During runtime, you need the following additional
         dependencies:
 
@@ -189,6 +196,9 @@ WARNINGS:
         about this, since this kind of file system setup is not really
         supported anymore by the basic set of Linux OS components.
 
+        systemd requires that the /run mount point exists. systemd also
+        requires that /var/run is a a symlink → /run.
+
         For more information on this issue consult
         http://freedesktop.org/wiki/Software/systemd/separate-usr-is-broken