NFSD: Add nfsd4_encode_fattr4_xattr_support()

Refactor the encoder for FATTR4_XATTR_SUPPORT into a helper. In a
subsequent patch, this helper will be called from a bitmask loop.

Reviewed-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
This commit is contained in:
Chuck Lever 2023-09-18 10:01:59 -04:00
commit b3dbf4e4a2