Michael S. Tsirkin wrote: > On Thu, Jun 25, 2009 at 03:25:12PM -0400, Gregory Haskins wrote: > >> Michael S. Tsirkin wrote: >> >>> On Thu, Jun 25, 2009 at 10:49:51AM -0400, Gregory Haskins wrote: >>> >>> >>>> Michael S. Tsirkin wrote: >>>> >>>> >>>>> For write transactions, pass the value written to in_range checks so >>>>> that we can make each iosignalfd a separate device on kvm bus. >>>>> >>>>> Signed-off-by: Michael S. Tsirkin <mst@xxxxxxxxxx> >>>>> --- >>>>> >>>>> Reposting with a subject now. Sorry. >>>>> >>>>> Avi, can you please merge this patch in kvm.git so that >>>>> Gregory can use it for iosignalfd? Once bus has RCU >>>>> we'll be able to remove in_range completely, but >>>>> let's do it step by step. >>>>> >>>>> >>>>> >>>> I think this patch will just make more churn for me, not less. You have >>>> now convinced me that your io_range-less approach is better. ;) >>>> >>>> Lets just fix the RCU thing and do it right. Patch is under development >>>> as we speak. >>>> >>>> -Greg >>>> >>>> >>> So - let's go ahead with this one? >>> >>> >>> >> Whatever you think is best and/or gets us to the end goal the fastest ;) >> >> -Greg >> >> > > It's weekend here. If you can look at rcu meanwhile, go ahead. > Or I will next week. > > I started looking into it, but it gets kind of messy and is really conducive to getting rid of in-range at the same time. So it probably makes sense to wait until that effort is fully underway. I'll let you tackle it and we can sync up later next week. Thanks, and have a great weekend. -Greg
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