Michal Schmidt [Sun, 29 Jan 2012 20:55:51 +0000 (21:55 +0100)]
main: don't force text mode in console_setup()
When systemd starts, plymouth may be already displaying progress
graphically. Do not switch the console to text mode at that time.
All other users of reset_terminal_fd() do the switch as before.
This avoids a graphical glitch with plymouth, especially visible with
vesafb, but could be also seen as a sub-second blink with radeon.
Michal Schmidt [Thu, 26 Jan 2012 00:19:19 +0000 (01:19 +0100)]
mount: fix automount regression
Tom Gundersen noticed a regression where comment=systemd.automount in
fstab no longer prevented the adding of the After=foo.mount dependency
into local-fs.target. He bisected it to commit 9ddc4a26.
It turns out that clearing the default_dependencies flag is necessary
after all, in order to avoid complementing of Wants= with After= in the
target unit. We still want to add the dependencies on quota units and
umount.target though.
In preparation for https://bugzilla.gnome.org/show_bug.cgi?id=655380 we
decided it's better to include the multi-seat X wrapper in systemd,
rather than gdm. (Side effect: this makes this accessible for other
DMs)
This is a stop-gap for now, until X gins proper multi-seat graphics
support at which point this code will go away without replacement.
Dan Horák [Thu, 19 Jan 2012 11:42:53 +0000 (12:42 +0100)]
journal: systemd v38 fails to build on big-endians
Hi,
during the builds for Fedora/s390x I've found that systemd v38 fails to
build on big-endian platforms.
...
make[2]: Entering directory `/root/systemd'
CC src/journal/libsystemd_journal_la-sd-journal.lo
src/journal/sd-journal.c: In function 'init_location':
src/journal/sd-journal.c:69:22: error: incompatible types when
initializing type 'long unsigned int' using type 'sd_id128_t'
src/journal/sd-journal.c:69:20: error: incompatible types when assigning
to type 'sd_id128_t' from type 'long unsigned int'
make[2]: *** [src/journal/libsystemd_journal_la-sd-journal.lo] Error 1
I see the problem in using le64toh() on the 16 bytes boot_id structure
in init_location()
Please see
http://s390.koji.fedoraproject.org/koji/taskinfo?taskID=544375 for a
full build log and attachment for a proposed fix.
Michal Schmidt [Fri, 20 Jan 2012 22:44:22 +0000 (23:44 +0100)]
socket: don't fail the socket on ENOTCONN
Albert Strasheim reported a socket unit with Accept=yes was failing
sometimes.
getpeername() returns ENOTCONN if the connection was killed by TCP RST.
The socket unit must not fail when it happens.
Reproducer available at:
https://bugzilla.redhat.com/show_bug.cgi?id=783344
Michal Schmidt [Fri, 20 Jan 2012 02:03:25 +0000 (03:03 +0100)]
dbus-execute: don't publish control_group_persistent on DBus for now
Since the addition of ControlGroupPersistent, systemd is trivially
killed by "systemctl status any.service".
bus_property_append_bool must not be used for a tri-state int.
Also, should it really "b", or do we want the tri-state nature to be seen?
Michal Schmidt [Thu, 19 Jan 2012 22:58:07 +0000 (23:58 +0100)]
service: add missing pid file unwatch in the destructor
The pid file watch could outlive the service unit if a daemon-reload
request came at the right time. The inotify event would then be
delivered to who knows where.
Fix it by unwatching in the service destructor.
Further changes will be needed to preserve the state of the pid file
watch across daemon-reload. For now let's just fix the crash observed
by Jóhann Guðmundsson:
Assertion 's->state == SERVICE_START || s->state == SERVICE_START_POST'
failed at src/service.c:2609, function service_fd_event(). Aborting
Michal Schmidt [Sun, 15 Jan 2012 23:23:59 +0000 (00:23 +0100)]
dbus: more efficient implementation of properties
The way the various properties[] arrays are initialized is inefficient:
- only the .data members change at runtime, yet the whole arrays of
properties with all the fields are constructed on the stack one by
one by the code.
- there's duplication, eg. the properties of "org.freedesktop.systemd1.Unit"
are repeated in several unit types.
Fix it by moving the information about properties into static const
sections. Instead of storing the .data directly in the property, store
a constant offset from a run-time base.
The small arrays of struct BusBoundProperties bind together the constant
information with the right runtime information (the base pointer).
On my system the code shrinks by 60 KB, data increases by 10 KB.
Michal Schmidt [Sun, 15 Jan 2012 09:53:49 +0000 (10:53 +0100)]
unit: reduce heap usage for unit objects
The storage of the unit objects on the heap is currently not very
efficient. For every unit object we allocate a chunk of memory as large
as the biggest unit type, although there are significant differences in
the units' real requirements.
pahole shows the following sizes of structs:
488 Target
496 Snapshot
512 Device
528 Path
560 Timer
576 Automount
1080 Socket
1160 Swap
1168 Service
1280 Mount
Usually there aren't many targets or snapshots in the system, but Device
is one of the most common unit types and for every one we waste
1280 - 512 = 768 bytes.
Fix it by allocating only the right amount for the given unit type.
On my machine (x86_64, with 39 LVM volumes) this decreases systemd's
USS (unique set size) by more than 300 KB.