Report proper errors codes for unsupported SERVICE ACTION values.


git-svn-id: svn+ssh://svn.freebsd.org/base/head@271941 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f
Don't report unsupported FUA_NV bit set in READ/WRITE commands as error.

While this bit is obsolete in SBC-3, SBC-2 allowed to silently ignore it.


git-svn-id: svn+ssh://svn.freebsd.org/base/head@271942 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f