Messages in this thread | | | Date | Tue, 21 Aug 2012 16:59:54 +0400 | From | Pavel Emelyanov <> | Subject | Re: [patch 4/8] fs, exportfs: Add export_encode_inode_fh helper |
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On 08/21/2012 04:51 PM, Boaz Harrosh wrote: > On 08/21/2012 03:29 PM, J. Bruce Fields wrote: > <> > >> OK. So if you don't mind the fact that there are filesystems with >> inotify support but not filehandle support, then I think generating a >> filehandle early as you describe would work. I guess it's a little more >> memory per watched inode. >> > > > For the minority of FSs that do not have a filehandle support it should > be easy to generate a generic one, that should work 95% of the time.
Yup, this is how exportfd_encode_fh currently works.
> Are we guaranteed that after the checkpoint restore the version of > the Kernel is the same as the one that did the checkpoint? If yes > then I don't see any problem.
Strictly speaking -- no we don't. Migration should to work across kernel versions (from older to newer). Why kernel version matters in this case?
>> --b. > > > Cheers > Boaz >
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