From: Thomas Gleixner Date: Fri, 20 May 2011 14:18:50 +0000 (+0200) Subject: timerfd: Manage cancelable timers in timerfd X-Git-Tag: v3.0-rc1~340^2~3 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9ec2690758a5467f24beb301cca5098078073bba;p=pandora-kernel.git timerfd: Manage cancelable timers in timerfd Peter is concerned about the extra scan of CLOCK_REALTIME_COS in the timer interrupt. Yes, I did not think about it, because the solution was so elegant. I didn't like the extra list in timerfd when it was proposed some time ago, but with a rcu based list the list walk it's less horrible than the original global lock, which was held over the list iteration. Requested-by: Peter Zijlstra Signed-off-by: Thomas Gleixner Reviewed-by: Peter Zijlstra --- Reading git-diff-tree failed