Re: [OMPI devel] detecting regcache_clean deadlocks in Open-MX

2009-09-21 Thread Brice Goglin
Jeff Squyres wrote: > Do you just want to wait for the ummunotify stuff in OMPI? I'm half > done making a merged "linux" memory component (i.e., it merges the > ptmalloc2 component with the new ummunotify stuff). > > It won't help for kernels <2.6.32, of course. :-) Yeah that's another solution

Re: [OMPI devel] detecting regcache_clean deadlocks in Open-MX

2009-09-21 Thread Jeff Squyres
Do you just want to wait for the ummunotify stuff in OMPI? I'm half done making a merged "linux" memory component (i.e., it merges the ptmalloc2 component with the new ummunotify stuff). It won't help for kernels <2.6.32, of course. :-) On Sep 21, 2009, at 9:11 AM, Brice Goglin wrote:

Re: [OMPI devel] detecting regcache_clean deadlocks in Open-MX

2009-09-21 Thread Brice Goglin
Jeff Squyres wrote: > On Sep 21, 2009, at 5:50 AM, Brice Goglin wrote: > >> I am playing with mx__regcache_clean() in Open-MX so as to have OpenMPI >> cleanup the Open-MX regcache when needed. It causes some deadlocks since >> OpenMPI intercepts Open-MX' own free() calls. Is there a "safe" way to

Re: [OMPI devel] detecting regcache_clean deadlocks in Open-MX

2009-09-21 Thread Jeff Squyres
On Sep 21, 2009, at 5:50 AM, Brice Goglin wrote: I am playing with mx__regcache_clean() in Open-MX so as to have OpenMPI cleanup the Open-MX regcache when needed. It causes some deadlocks since OpenMPI intercepts Open-MX' own free() calls. Is there a "safe" way to have Open-MX free/munmap