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| author | Kay Sievers <kay.sievers@vrfy.org> | 2009-06-04 01:44:04 +0200 |
|---|---|---|
| committer | Kay Sievers <kay.sievers@vrfy.org> | 2009-06-04 01:44:04 +0200 |
| commit | 1e03b754aef576a5cb75f01b1805cdc1f9cc292f (patch) | |
| tree | 04fed54897345b57cfef598c3fe5eb00b93e53f8 /NEWS | |
| parent | b61f48a0e8a4ad264bc0e904ea8bf3b054d5f562 (diff) | |
| download | udev-1e03b754aef576a5cb75f01b1805cdc1f9cc292f.tar.gz | |
udevd: convert to event worker processes
Event processes now get re-used after they handled an event. This reduces
pressure on the CPU significantly because cloned event processes no longer
cause page faults in the main daemon. After the events have settled, the
no longer needed worker processes get killed.
Diffstat (limited to 'NEWS')
| -rw-r--r-- | NEWS | 12 |
1 files changed, 10 insertions, 2 deletions
@@ -2,9 +2,17 @@ udev 143 ======== Bugfixes. +Event processes now get re-used after they handled an event. This reduces +pressure on the CPU significantly because cloned event processes no longer +cause page faults in the main daemon. After the events have settled, the +no longer needed worker processes get killed. + +To be able to use signalfd(), udev depends on kernel version 2.6.25 now. +Also inotify support is required now to run udev. + The format of the queue exported by the udev damon has changed. There is -no longer a /dev/.udev/queue/ directory. The queue can be accessed with -udevadm settle and libudedv. +no longer a /dev/.udev/queue/ directory. The current event queue can be +accessed with udevadm settle and libudedv. udev 142 ======== |