On Tue, Jun 09, 2009 at 03:37:01PM +0200, Jan Kiszka wrote: > v2 as requested in private discussion: Broken into two pieces, and the > second one will not change the original semantic. > > --------------> > > Minor issue that likely had no practical relevance: The kvm timer > function so far incremented the pending counter and then may reset it > again to 1 in case reinjection was disabled. This opened a small racy > window with the corresponding VCPU loop that may have happened to run on > another (real) CPU and already consumed the value. > > Fix it by skipping the incrementation in case pending is already > 0. > This opens a different race windows, but may only rarely cause lost > events in case we do not care about them anyway (!reinject). > > Signed-off-by: Jan Kiszka <[email protected]>
ACK both, thanks. -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
