diff options
Diffstat (limited to 'ti_config_fragments/systemd.cfg')
| -rw-r--r-- | ti_config_fragments/systemd.cfg | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/ti_config_fragments/systemd.cfg b/ti_config_fragments/systemd.cfg new file mode 100644 index 000000000000..55190a264ae4 --- /dev/null +++ b/ti_config_fragments/systemd.cfg @@ -0,0 +1,88 @@ +############################################## +# +# Kernel options needed for systemd enabled TI SDKs +# See https://cgit.freedesktop.org/systemd/systemd/tree/README#n38 for details +# +############################################## +CONFIG_TMPFS=y +CONFIG_DEVTMPFS=y +CONFIG_DEVTMPFS_MOUNT=y +CONFIG_CGROUPS=y +CONFIG_CGROUP_FREEZER=y +CONFIG_CGROUP_DEVICE=y +CONFIG_CGROUP_CPUACCT=y +CONFIG_BLK_CGROUP=y +CONFIG_CGROUP_PIDS=y +CONFIG_CGROUP_PERF=y + +CONFIG_INOTIFY_USER=y +CONFIG_SIGNALFD=y +CONFIG_TIMERFD=y +CONFIG_EPOLL=y +CONFIG_NET=y +CONFIG_SYSFS=y +CONFIG_PROC_FS=y +CONFIG_FHANDLE=y + +# udev will fail to work with the legacy sysfs layout: +CONFIG_SYSFS_DEPRECATED=n + +# Legacy hotplug slows down the system and confuses udev: +CONFIG_UEVENT_HELPER_PATH="" + +# Userspace firmware loading is not supported and should +# be disabled in the kernel: +CONFIG_FW_LOADER_USER_HELPER=n + +# Some udev rules and virtualization detection relies on it: +# Only for UEFI based systems +# http://cateee.net/lkddb/web-lkddb/DMI.html +CONFIG_DMIID=n + +# Support for some SCSI devices serial number retrieval, to +# create additional symlinks in /dev/disk/ and /dev/tape: +CONFIG_BLK_DEV_BSG=y + +# Required for PrivateNetwork and PrivateDevices in service units: +# Note that systemd-localed.service and other systemd units use +# PrivateNetwork and PrivateDevices so this is effectively required. +CONFIG_NAMESPACES=y +CONFIG_NET_NS=y +CONFIG_DEVPTS_MULTIPLE_INSTANCES=y + +# Optional but strongly recommended options: those are nice to have and +# indeed recommended, but not necessarily systemd required. These to be +# enabled in corresponding domain fragments since they are not specific +# to supporting systemd. + +CONFIG_SECCOMP=y +# for kcmp syscall +CONFIG_CHECKPOINT_RESTORE=y + +# Required for CPUShares= in resource control unit settings +CONFIG_CGROUP_SCHED=y +CONFIG_FAIR_GROUP_SCHED=y + +# Required for CPUQuota= in resource control unit settings +CONFIG_CFS_BANDWIDTH=y + +# For systemd-bootchart, several proc debug interfaces are required: +# Systemd-debug.cfg? +CONFIG_SCHEDSTATS=y +CONFIG_SCHED_DEBUG=y + +# We recommend to turn off Real-Time group scheduling in the +# kernel when using systemd. RT group scheduling effectively +# makes RT scheduling unavailable for most userspace, since it +# requires explicit assignment of RT budgets to each unit whose +# processes making use of RT. As there's no sensible way to +# assign these budgets automatically this cannot really be +# fixed, and it's best to disable group scheduling hence. +CONFIG_RT_GROUP_SCHED=n + +# Note that kernel auditing is broken when used with systemd's +# container code. When using systemd in conjunction with +# containers, please make sure to either turn off auditing at +# runtime using the kernel command line option "audit=0", or +# turn it off at kernel compile time using: +CONFIG_AUDIT=n |