... to hold multiple pte locks at once. This seems OK, but > lockdep is ... there some way I can tell lockdep this is OK? Yeah, ... else who wants to hold multiple > pte locks). I'm quite ... used so that it violates that order. - To unsubscribe from this ...

linux-kernel - Peter Zijlstra - Oct 7 2007 - 04:29

... Is there some way I can tell lockdep this is OK? >> > > Yeah, ... else who wants to hold multiple >> pte locks). >> > > I'm quite ... point. It's not a problem for me because they're two ptes in different pagetables, whereas my multiple ptes ...

linux-kernel - Jeremy Fitzhardinge - Oct 7 2007 - 11:06

... anyone else who wants to >> hold multiple pte locks). > > I'm not ... take some thought about how split pte locks will work anyway ( ... path (fork/exec/exit) because it will need some further thought if/when shared ptes get implemented? Doesn't seem ...

linux-kernel - Jeremy Fitzhardinge - Oct 7 2007 - 13:17

... else who > >> wants to hold multiple pte locks). > > > > I'm not ... take some thought about how split pte locks > will work anyway ... path (fork/exec/exit) because it will need some > further thought ... the body of a message to majordomo@vger.kernel.org More ...

linux-kernel - Arjan van de Ven - Oct 7 2007 - 13:46

... locks. I'm > always traversing and locking the pagetable in virtual address order > ( ... anyone else who wants to > hold multiple pte locks). I'm not sure ... right now but I still hope it'll go in some day:) - To unsubscribe from this list: send the ...

linux-kernel - Arjan van de Ven - Oct 7 2007 - 12:58

... there for hugepages. > For small pages it's a patch at this point. ... that I'm worried about the > locking robustness of your trick in general ... t need to re-pin shared ptes anyway, so I think it's ... in the body of a message to majordomo@vger.kernel.org More ...

linux-kernel - Jeremy Fitzhardinge - Oct 8 2007 - 20:20