NFSD: Skip extra computation for RC_NOCACHE case

Force the compiler to skip unneeded initialization for cases that
don't need those values. For example, NFSv4 COMPOUND operations are
RC_NOCACHE.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
This commit is contained in:
Chuck Lever 2021-09-28 11:39:02 -04:00
commit 0f29ce32fb