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Re: Fixes for ffs/logging issues for 5.0, for review


> Here is an updated version of the diff:
> - Fix further problems with mixing log/non-log / and /foo. I hope this is
>   finally correct. I can't provoke any of the panics I have seen mentioned.
>   This introduces a bunch of copy-and-pasted code but it can be trimmed back
>   one softdep is removed (I will do this after the patch is committed).

why didn't you make ffs_fsync call VFS_FSYNC?
otherwise a non-ffs filesystem which relies on VFS_FSYNC doesn't
work if /dev is ffs.
(there are no such a filesystem in tree currently, tho.)


> - Do the syncs at 10 second intervals as described, not 30 seconds.
>   No measuable impact on the test.
> Andrew

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