NFSD: Simplify READ_PLUS

Chuck had suggested reverting READ_PLUS so it returns a single DATA
segment covering the requested read range. This prepares the server for
a future "sparse read" function so support can easily be added without
needing to rip out the old READ_PLUS code at the same time.

Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
This commit is contained in:
Anna Schumaker 2022-09-13 14:01:51 -04:00 • committed by Chuck Lever
commit eeadcb7579