state of the art WRT encrypted filesystems?

[Bruno Wolff III]

On Tue, Aug 21, 2007 at 07:58:57 -0400,
  "Robert P. J. Day" <rpjday at mindspring.com> wrote:
> 
>   what's on the leading edge regarding encrypted filesystems on linux
> these days?  everything suggests ecryptfs, but i just want to know
> what the other viable (and relatively modern) alternatives are.
> thanks.

dm-crypt does block level encryption and is stackable with other block
devices such as software raid and file systems. It is supposed to handle
write barriers, but there have been some issues with that since work queues
were added to the kernel.