On 2017-05-26 19:16:07 [+0200], Anna-Maria Gleixner wrote: > This reverts commit 032f93cae150a. > > The problem is that the look ahead optimization from the tick timer > interrupt context can race with the softirq thread expiring timer. As > a consequence the temporary hlist heads which hold the to expire > timers are overwritten and the timers which are already removed from > the wheel bucket for expiry are now dangling w/o a list head. > > That means those timers never get expired. If one of those timers is > canceled the removal operation will result in a hlist corruption. > > Signed-off-by: Anna-Maria Gleixner <anna-ma...@linutronix.de>
Applied Sebastian
