The following series prepares posix-timers for RT. The main change here is to utilize the hrtimer synchronization mechanism to prevent priority inversion and live locks on timer deletion.
This does not cover the posix CPU timers as they need more special treatment for RT which is covered in a separate series. Applies on top of: git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git timers/core Thanks, tglx 8<--------------- fs/timerfd.c | 6 +++- include/linux/posix-timers.h | 5 ++- kernel/time/alarmtimer.c | 2 - kernel/time/itimer.c | 1 kernel/time/posix-timers.c | 61 +++++++++++++++++++++++++++++++++++-------- 5 files changed, 60 insertions(+), 15 deletions(-)