Messages in this thread |  | | Date | Sat, 3 Dec 2022 12:40:32 -0800 | From | "Paul E. McKenney" <> | Subject | Re: [PATCH v2] tools: memory-model: Make plain accesses carry dependencies |
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On Sat, Dec 03, 2022 at 12:14:29PM -0800, Boqun Feng wrote: > On Sat, Dec 03, 2022 at 11:02:26AM -0800, Paul E. McKenney wrote: > > On Sat, Dec 03, 2022 at 11:58:36AM +0000, Jonas Oberhauser wrote: > > > > > > > > > -----Original Message----- > > > From: Boqun Feng [mailto:boqun.feng@gmail.com] > > > Sent: Friday, December 2, 2022 7:50 PM > > > > > > > > Reviewed-by: Reviewed-by: Alan Stern <stern@rowland.harvard.edu> > > > > > > > s/Reviewed-by: Reviewed-by:/Reviewed-by:^2 to save some space ? ;-) > > > > > > > > > Oh, I didn't know I'm allowed to compress things like that! Can I use ² as well to save another character? > > > > Heh! I might miss that, and who knows? The bots might think that "²" > > was the first letter of your name. ;-) > > > > > > I wonder is this patch a first step to solve the OOTA problem you reported in OSS: > > > > https://static.sched.com/hosted_files/osseu2022/e1/oss-eu22-jonas.pdf > > > > If so maybe it's better to put the link in the commit log I think. > > > > > > It's not directly related to that specific problem, it does solve some other OOTA issues though. > > > If you think we should link to the talk, there's also a video with slightly more updated slides from the actual talk: https://www.youtube.com/watch?v=iFDKhIxKhoQ > > > do you think I should link to both then? > > > > It is not hard for me to add that in if people believe that it should be > > included. But default is lazy in this case. ;-) > > > > I brought this up because, as we recently experience in RCU code, we > need answers of "why we did this?" to the future us ;-) > > I agree with Alan, this seems like a good idea, but having some big > picture of why we do this may be better.
Fair enough!
How about something like this as a new paragraph at the end of the commit log?
Thanx, Paul
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For more on LKMM and dependencies, please see this Open Source Summit talk: https://www.youtube.com/watch?v=iFDKhIxKhoQ
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