From 713bc0cfa477ca1df8769041cb3dbc83c10eace2 Mon Sep 17 00:00:00 2001 From: Kay Sievers Date: Wed, 6 Mar 2013 19:36:39 +0100 Subject: [PATCH] README: add kernel config options --- README | 47 +++++++++++++++++++++++++++++++++++++---------- 1 file changed, 37 insertions(+), 10 deletions(-) diff --git a/README b/README index 948bb650ad..04735d61b4 100644 --- a/README +++ b/README @@ -35,9 +35,43 @@ LICENSE: REQUIREMENTS: Linux kernel >= 2.6.39 - with devtmpfs - with cgroups (but it's OK to disable all controllers) - optional but strongly recommended: autofs4, ipv6 + CONFIG_DEVTMPFS + CONFIG_CGROUPS (it's OK to disable all controllers) + CONFIG_INOTIFY_USER + CONFIG_SIGNALFD + CONFIG_TIMERFD + CONFIG_EPOLL + CONFIG_HOTPLUG + CONFIG_SYSFS + + Udev will fail to work with the legacy layout: + CONFIG_SYSFS_DEPRECATED*=n + + Legacy hotplug slows down the system and confuses udev: + CONFIG_UEVENT_HELPER_PATH="" + + Userspace firmware loading is deprecated, will go away, and + sometimes causes problems: + CONFIG_FW_LOADER_USER_HELPER=n + + Some udev rules and virtualization detection relies on it: + CONFIG_DMIID + + Mount and bind mount handling might require it: + CONFIG_FHANDLE + + Optional but strongly recommended: + CONFIG_IPV6 + CONFIG_AUTOFS4_FS + CONFIG_TMPFS_POSIX_ACL + CONFIG_TMPFS_XATTR + + For systemd-bootchart a kernel with procfs support and several + proc output options enabled is required: + CONFIG_PROC_FS + CONFIG_SCHEDSTATS + CONFIG_SCHED_DEBUG + dbus >= 1.4.0 libcap libblkid >= 2.20 (from util-linux) (optional) @@ -63,13 +97,6 @@ REQUIREMENTS: dracut (optional) PolicyKit (optional) - For systmed-bootchart a kernel with procfs support and several - proc output options enabled is required: - - CONFIG_PROC_FS - CONFIG_SCHEDSTATS - CONFIG_SCHED_DEBUG - When building from git you need the following additional dependencies: docbook-xsl